Ciao,
oggi mi sono finalmente deciso a mettere mano al mio iMac (metà 2010, 21,5 pollici) dopo tempo che rimandavo causa lentezza in aumento. Come prima cosa ho deciso di espandere la RAM ordinandone due da 4 gb (due di questi per intenderci bene https://www.amazon.it/gp/product/B008CP5QJK/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1) e vedere un po' come evolveva la situazione. Mi son letto e riletto le specifiche e vanno bene (SDRAM DD3 da 1.333 MHz). Li ho aggiunti ai due preinstallati da 2 gb cadauno: kernel panic iniziale, poi si è riavviato e tutto a posto, leggeva i 12 gb totali (8 nuovi + 4 preinstallati, sufficienti per le mie esigenze). Dopo qualche ora di lavoro schermata nera, riavvio, di nuovo kernel panic, ma 'sta volta uno dietro l'altro (con schermata di riavvio che si bloccava sul bianco). Rismontati, rimontati in altra posizione (leggendo vecchie discussioni qui sul forum), ancora lo stesso, panico fin da subito. A 'sto punto li ho tolti e con i due originali non ho avuto alcun problema, si è acceso, solito quarto d'ora per essere desto e ora funziona come prima (mi sentirei di escludere si ripresentino altri problemi del genere). Innanzitutto quello che mi preme sapere è se posso aver causato dei danni. Vi allego qui il resoconto:
Anonymous UUID: D3783DA3-4732-74D5-42F8-9934B56BCADF
Wed Jun 29 17:07:06 2016
*** Panic Report ***
panic(cpu 0 caller 0xffffff800656bf7d): "a freed zone element has been modified in zone HFS node: expected 0x3f00118fe3b929bc but found 0, bits changed 0x3f00118fe3b929bc, at offset 320 of 328 in element 0xffffff801a842678, cookies 0x3f00118fe3b929bc 0x535210ae516b093"@/SourceCache/xnu/xnu-2782.50.1/osfmk/kern/zalloc.c:496
Backtrace (CPU 0), Frame : Return Address
0xffffff81109db4f0 : 0xffffff800652ad21
0xffffff81109db570 : 0xffffff800656bf7d
0xffffff81109db5e0 : 0xffffff800656b9f1
0xffffff81109db620 : 0xffffff800656a837
0xffffff81109db750 : 0xffffff800692fafa
0xffffff81109db7c0 : 0xffffff8006930d83
0xffffff81109db8d0 : 0xffffff800693ce1a
0xffffff81109dbaa0 : 0xffffff800673a3a8
0xffffff81109dbb80 : 0xffffff8006739b45
0xffffff81109dbcb0 : 0xffffff800674d085
0xffffff81109dbd00 : 0xffffff8006725066
0xffffff81109dbf00 : 0xffffff800671e257
0xffffff81109dbf50 : 0xffffff8006a4b376
0xffffff81109dbfb0 : 0xffffff80066344a6
BSD process name corresponding to current thread: socketfilterfw
Mac OS version:
14F1605
Kernel version:
Darwin Kernel Version 14.5.0: Tue Sep 1 21:23:09 PDT 2015; root:xnu-2782.50.1~1/RELEASE_X86_64
Kernel UUID: 06D286E3-A8A1-3BE7-A7EB-EAC6E0C69758
Kernel slide: 0x0000000006200000
Kernel text base: 0xffffff8006400000
__HIB text base: 0xffffff8006300000
System model name: iMac11,2 (Mac-F2238AC8)
System uptime in nanoseconds: 49956828356
last loaded kext at 45727148294: com.apple.driver.AppleHWSensor1.9.5d0 (addr 0xffffff7f8841a000, size 36864)
loaded kexts:
com.Perfect.Driver.SystemAudioRecorder1.0.0
at.obdev.nke.LittleSnitch4050
com.apple.driver.AppleHWSensor1.9.5d0
com.apple.driver.AudioAUUC1.70
com.apple.driver.AppleTyMCEDriver1.0.2d2
com.apple.driver.AGPM110.19.6
com.apple.iokit.IOBluetoothUSBDFU4.3.6f3
com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport4.3.6f3
com.apple.iokit.IOBluetoothSerialManager4.3.6f3
com.apple.filesystems.autofs3.0
com.apple.driver.AppleOSXWatchdog1
com.apple.driver.AppleMikeyHIDDriver124
com.apple.driver.AppleHDAHardwareConfigDriver272.18.3
com.apple.driver.AppleHDA272.18.3
com.apple.driver.ACPI_SMC_PlatformPlugin1.0.0
com.apple.driver.AppleMikeyDriver272.18.3
com.apple.driver.AppleLPC1.7.3
com.apple.iokit.IOUserEthernet1.0.1
com.apple.Dont_Steal_Mac_OS_X7.0.0
com.apple.driver.AppleHWAccess1
com.apple.driver.AppleHV1
com.apple.driver.AppleIntelSlowAdaptiveClocking4.0.0
com.apple.driver.AppleFIVRDriver4.1.0
com.apple.driver.AppleMuxControl3.10.25
com.apple.driver.AppleBacklight170.7.4
com.apple.driver.AppleUpstreamUserClient3.6.1
com.apple.driver.AppleMCCSControl1.2.12
com.apple.kext.AMDFramebuffer1.3.2
com.apple.ATIRadeonX200010.0.0
com.apple.kext.AMD4600Controller1.3.2
com.apple.driver.AppleIRController327.5
com.apple.driver.AppleUSBCardReader3.5.5
com.apple.driver.AppleFileSystemDriver3.0.1
com.apple.AppleFSCompression.AppleFSCompressionTypeDataless1.0.0d1
com.apple.AppleFSCompression.AppleFSCompressionTypeZlib1.0.0
com.apple.BootCache36
com.apple.iokit.SCSITaskUserClient3.7.5
com.apple.driver.XsanFilter404
com.apple.iokit.IOAHCIBlockStorage2.7.1
com.apple.iokit.IOAHCIPassThrough1.0.3
com.apple.driver.AppleFWOHCI5.5.2
com.apple.driver.AppleUSBHub705.4.2
com.apple.driver.AirPort.Atheros40700.74.5
com.apple.iokit.AppleBCM5701Ethernet10.1.3
com.apple.driver.AppleAHCIPort3.1.2
com.apple.driver.AppleUSBEHCI705.4.14
com.apple.driver.AppleUSBUHCI656.4.1
com.apple.driver.AppleRTC2.0
com.apple.driver.AppleACPIButtons3.1
com.apple.driver.AppleHPET1.8
com.apple.driver.AppleSMBIOS2.1
com.apple.driver.AppleACPIEC3.1
com.apple.driver.AppleAPIC1.7
com.apple.driver.AppleIntelCPUPowerManagementClient218.0.0
com.apple.nke.applicationfirewall161
com.apple.security.quarantine3
com.apple.security.TMSafetyNet8
com.apple.driver.AppleIntelCPUPowerManagement218.0.0
com.apple.iokit.IOBluetoothHostControllerUSBTransport4.3.6f3
com.apple.iokit.IOSerialFamily11
com.apple.kext.triggers1.0
com.apple.driver.DspFuncLib272.18.3
com.apple.kext.OSvKernDSPLib1.15
com.apple.driver.AppleHDAController272.18.3
com.apple.iokit.IOHDAFamily272.18.3
com.apple.iokit.IOAudioFamily203.3
com.apple.vecLib.kext1.2.0
com.apple.driver.IOPlatformPluginLegacy1.0.0
com.apple.driver.AppleSMBusPCI1.0.12d1
com.apple.iokit.IOFireWireIP2.2.6
com.apple.driver.IOPlatformPluginFamily5.9.1d7
com.apple.iokit.IOSurface97.4
com.apple.iokit.IOBluetoothFamily4.3.6f3
com.apple.iokit.IOSlowAdaptiveClockingFamily1.0.0
com.apple.driver.AppleGraphicsControl3.10.25
com.apple.driver.AppleBacklightExpert1.1.0
com.apple.driver.AppleSMC3.1.9
com.apple.driver.AppleSMBusController1.0.13d1
com.apple.iokit.IONDRVSupport2.4.1
com.apple.kext.AMDSupport1.3.2
com.apple.AppleGraphicsDeviceControl3.10.25
com.apple.iokit.IOGraphicsFamily2.4.1
com.apple.iokit.IOUSBUserClient705.4.0
com.apple.iokit.IOUSBHIDDriver705.4.0
com.apple.iokit.IOSCSIBlockCommandsDevice3.7.5
com.apple.iokit.IOUSBMassStorageClass3.7.2
com.apple.iokit.IOSCSIMultimediaCommandsDevice3.7.5
com.apple.iokit.IOBDStorageFamily1.7
com.apple.iokit.IODVDStorageFamily1.7.1
com.apple.iokit.IOCDStorageFamily1.7.1
com.apple.driver.AppleUSBMergeNub705.4.0
com.apple.driver.AppleUSBComposite705.4.9
com.apple.iokit.IOAHCISerialATAPI2.6.1
com.apple.iokit.IOSCSIArchitectureModelFamily3.7.5
com.apple.iokit.IOFireWireFamily4.5.8
com.apple.iokit.IO80211Family730.60
com.apple.iokit.IOEthernetAVBController1.0.3b3
com.apple.driver.mDNSOffloadUserClient1.0.1b8
com.apple.iokit.IONetworkingFamily3.2
com.apple.iokit.IOAHCIFamily2.7.5
com.apple.iokit.IOUSBFamily720.4.4
com.apple.driver.AppleEFINVRAM2.0
com.apple.driver.AppleEFIRuntime2.0
com.apple.iokit.IOHIDFamily2.0.0
com.apple.iokit.IOSMBusFamily1.1
com.apple.security.sandbox300.0
com.apple.kext.AppleMatch1.0.0d1
com.apple.driver.AppleKeyStore2
com.apple.driver.AppleMobileFileIntegrity1.0.5
com.apple.driver.AppleCredentialManager1.0
com.apple.driver.DiskImages398
com.apple.iokit.IOStorageFamily2.0
com.apple.iokit.IOReportFamily31
com.apple.driver.AppleFDEKeyStore28.30
com.apple.driver.AppleACPIPlatform3.1
com.apple.iokit.IOPCIFamily2.9
com.apple.iokit.IOACPIFamily1.4
com.apple.kec.pthread1
com.apple.kec.corecrypto1.0
com.apple.kec.Libm1
Impossibile ottenere informazioni sulla configurazione di sistema.Model: iMac11,2, BootROM IM112.0057.B03, 2 processors, Intel Core i3, 3.06 GHz, 4 GB, SMC 1.64f5
Graphics: ATI Radeon HD 4670, ATI Radeon HD 4670, PCIe, 256 MB
Memory Module: BANK 0/DIMM1, 2 GB, DDR3, 1333 MHz, 0x80AD, 0x484D54313235533654465238432D48392020
Memory Module: BANK 1/DIMM1, 2 GB, DDR3, 1333 MHz, 0x80AD, 0x484D54313235533654465238432D48392020
AirPort: spairport_wireless_card_type_airport_extreme (0x168C, 0x8F), Atheros 9280: 4.0.74.0-P2P
Bluetooth: Version 4.3.6f3 16238, 3 services, 27 devices, 1 incoming serial ports
Serial ATA Device: ST3500418AS, 500,11 GB
Serial ATA Device: OPTIARC DVD RW AD-5680H
USB Device: Hub
USB Device: Internal Memory Card Reader
USB Device: BRCM2046 Hub
USB Device: Bluetooth USB Host Controller
USB Device: Hub
USB Device: Built-in iSight
USB Device: IR Receiver
Thunderbolt Bus: