---> uname -a: Linux prd-queue-disttest-2c-1g-66274 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 790 5280 4 2165 7151 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6d:a7:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82325sec preferred_lft 82325sec inet6 fe80::f816:3eff:fe6d:a7e5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-66274) 10/22/26 _x86_64_ (2 CPU) 21:00:17 LINUX RESTART (2 CPU) 21:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:01 1.44 0.01 1.43 0.00 0.07 17.77 0.01 21:30:04 1.59 0.00 1.57 0.02 0.00 19.84 0.25 21:40:04 2.11 0.32 1.77 0.02 42.64 108.49 0.32 21:50:01 1.44 0.00 1.42 0.02 0.00 17.37 0.21 22:00:04 15.58 0.00 1.70 13.88 0.15 21.41 106119.85 Average: 4.45 0.07 1.58 2.80 8.57 36.98 21347.87 21:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:01 5535628 7411968 366724 4.51 91760 1955512 676236 7.37 547332 1753056 260 21:30:04 5528972 7405940 372768 4.58 91908 1955976 676236 7.37 547524 1753548 188 21:40:04 5473692 7390556 387492 4.76 92272 1995188 880416 9.59 565828 1782916 188 21:50:01 5473468 7390840 387168 4.76 92444 1995516 880416 9.59 565844 1783416 124 22:00:04 5471604 7389576 388132 4.77 92616 1995900 880416 9.59 565760 1783944 200 Average: 5496673 7397776 380457 4.68 92200 1979618 798744 8.70 558458 1771376 192 21:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 21:20:01 ens3 1.23 0.07 0.08 0.02 0.00 0.00 0.00 0.00 21:30:04 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 21:30:04 ens3 0.31 0.06 0.05 0.02 0.00 0.00 0.00 0.00 21:40:04 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 21:40:04 ens3 0.44 0.26 3.35 0.03 0.00 0.00 0.00 0.00 21:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 21:50:01 ens3 0.12 0.06 0.03 0.02 0.00 0.00 0.00 0.00 22:00:04 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 22:00:04 ens3 0.11 0.06 0.03 0.02 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 0.44 0.10 0.71 0.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-66274) 10/22/26 _x86_64_ (2 CPU) 21:00:17 LINUX RESTART (2 CPU) 21:10:04 CPU %user %nice %system %iowait %steal %idle 21:20:01 all 0.24 0.00 0.09 0.01 0.01 99.66 21:20:01 0 0.07 0.00 0.11 0.01 0.01 99.80 21:20:01 1 0.40 0.00 0.06 0.00 0.01 99.53 21:30:04 all 0.29 0.00 0.18 0.01 0.00 99.52 21:30:04 0 0.31 0.00 0.20 0.01 0.00 99.49 21:30:04 1 0.26 0.00 0.17 0.01 0.00 99.55 21:40:04 all 0.39 0.00 0.12 0.02 0.00 99.47 21:40:04 0 0.47 0.00 0.07 0.02 0.00 99.44 21:40:04 1 0.31 0.00 0.17 0.02 0.00 99.50 21:50:01 all 0.26 0.00 0.07 0.03 0.00 99.64 21:50:01 0 0.47 0.00 0.04 0.05 0.00 99.44 21:50:01 1 0.04 0.00 0.10 0.00 0.00 99.85 22:00:04 all 0.26 0.00 0.18 0.04 0.00 99.51 22:00:04 0 0.45 0.00 0.17 0.05 0.00 99.34 22:00:04 1 0.08 0.00 0.20 0.03 0.00 99.69 Average: all 0.29 0.00 0.13 0.02 0.00 99.56 Average: 0 0.35 0.00 0.12 0.03 0.00 99.50 Average: 1 0.22 0.00 0.14 0.01 0.00 99.63