---> uname -a: Linux prd-queue-disttest-2c-1g-62516 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: 5599.99 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 803 5260 4 2172 7138 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:ef:04:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77771sec preferred_lft 77771sec inet6 fe80::f816:3eff:feef:432/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-62516) 10/07/26 _x86_64_ (2 CPU) 00:33:35 LINUX RESTART (2 CPU) 00:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.42 0.01 1.41 0.00 0.05 17.40 0.03 01:00:15 3.54 0.31 2.95 0.28 41.63 232.29 62.11 01:10:15 2.46 0.00 2.24 0.22 0.00 71.24 33.85 01:20:01 2.63 0.00 2.39 0.24 0.01 74.51 374.37 01:30:15 1.79 0.00 1.76 0.03 0.00 21.81 2.89 01:40:15 1.70 0.00 1.68 0.02 0.00 20.05 0.13 01:50:08 1.67 0.00 1.65 0.02 0.00 19.52 0.18 02:00:15 7.59 0.41 5.96 1.22 36.07 420.63 4966.68 02:10:15 19.61 0.01 4.72 14.88 0.24 217.41 110866.70 02:20:15 1.46 0.00 1.45 0.02 0.00 17.99 0.21 02:30:08 1.57 0.00 1.53 0.03 0.00 19.91 0.40 02:40:15 5.52 0.00 4.56 0.96 0.00 206.31 1908.07 02:50:15 1.60 0.00 1.60 0.00 0.00 19.91 0.00 Average: 4.06 0.06 2.62 1.38 6.11 105.38 9099.19 00:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5548284 7415276 364188 4.48 91092 1947440 679156 7.40 550204 1744104 324 01:00:15 5495348 7410748 367428 4.52 92492 1993700 883176 9.62 569868 1781684 136 01:10:15 5505116 7421960 356088 4.38 93396 1994164 884484 9.63 571052 1782924 132 01:20:01 5484540 7402652 375304 4.61 94272 1994504 885796 9.65 572188 1784132 296 01:30:15 5482068 7400744 377156 4.64 94500 1994828 885860 9.65 572392 1784692 188 01:40:15 5481396 7400584 377308 4.64 94684 1995164 885860 9.65 572628 1785204 200 01:50:08 5480892 7400724 377236 4.64 94876 1995612 885860 9.65 572596 1785724 132 02:00:15 5471448 7390624 384708 4.73 100116 1987484 886120 9.65 580292 1776248 260 02:10:15 5481040 7395044 380084 4.67 103260 1978944 885416 9.64 580016 1770824 124 02:20:15 5480540 7395172 379956 4.67 103432 1979400 885416 9.64 580164 1771324 200 02:30:08 5479016 7394132 380996 4.68 103576 1979740 885416 9.64 580164 1771808 276 02:40:15 5475588 7394256 380656 4.68 106440 1980248 884856 9.64 580568 1775180 272 02:50:15 5475588 7394860 380084 4.67 106588 1980704 884856 9.64 580704 1775656 124 Average: 5487759 7401290 375476 4.62 98363 1984764 869406 9.47 574064 1776116 205 00:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 2.68 0.19 0.44 0.14 0.00 0.00 0.00 0.00 01:00:15 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:00:15 ens3 2.11 1.24 3.90 0.39 0.00 0.00 0.00 0.00 01:10:15 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:10:15 ens3 4.03 0.75 1.15 0.52 0.00 0.00 0.00 0.00 01:20:01 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:20:01 ens3 3.46 0.67 1.02 0.45 0.00 0.00 0.00 0.00 01:30:15 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:15 ens3 1.87 0.10 0.22 0.07 0.00 0.00 0.00 0.00 01:40:15 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:15 ens3 2.02 0.13 24.80 0.06 0.00 0.00 0.00 0.00 01:50:08 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:08 ens3 0.40 0.07 0.04 0.02 0.00 0.00 0.00 0.00 02:00:15 lo 1.26 1.26 0.07 0.07 0.00 0.00 0.00 0.00 02:00:15 ens3 8.50 7.18 26.97 3.75 0.00 0.00 0.00 0.00 02:10:15 lo 1.26 1.26 0.07 0.07 0.00 0.00 0.00 0.00 02:10:15 ens3 6.56 5.46 11.78 1.55 0.00 0.00 0.00 0.00 02:20:15 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:15 ens3 0.51 0.13 0.32 0.02 0.00 0.00 0.00 0.00 02:30:08 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:30:08 ens3 0.26 0.08 0.04 0.02 0.00 0.00 0.00 0.00 02:40:15 lo 1.26 1.26 0.07 0.07 0.00 0.00 0.00 0.00 02:40:15 ens3 6.75 5.82 11.86 2.72 0.00 0.00 0.00 0.00 02:50:15 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:50:15 ens3 0.43 0.09 0.09 0.05 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 3.06 1.70 6.40 0.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-62516) 10/07/26 _x86_64_ (2 CPU) 00:33:35 LINUX RESTART (2 CPU) 00:40:15 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.26 0.00 0.09 0.01 0.00 99.64 00:50:01 0 0.47 0.00 0.08 0.01 0.00 99.44 00:50:01 1 0.05 0.00 0.10 0.01 0.00 99.83 01:00:15 all 1.34 0.00 0.29 0.05 0.00 98.32 01:00:15 0 1.51 0.00 0.28 0.02 0.00 98.19 01:00:15 1 1.17 0.00 0.31 0.07 0.00 98.45 01:10:15 all 1.05 0.00 0.19 0.03 0.00 98.73 01:10:15 0 1.44 0.00 0.23 0.02 0.00 98.31 01:10:15 1 0.65 0.00 0.15 0.04 0.00 99.16 01:20:01 all 1.08 0.00 0.18 0.03 0.00 98.71 01:20:01 0 0.68 0.00 0.14 0.00 0.00 99.17 01:20:01 1 1.49 0.00 0.21 0.05 0.01 98.25 01:30:15 all 0.29 0.00 0.14 0.01 0.00 99.56 01:30:15 0 0.17 0.00 0.15 0.00 0.00 99.68 01:30:15 1 0.41 0.00 0.13 0.02 0.00 99.45 01:40:15 all 0.26 0.00 0.08 0.01 0.00 99.65 01:40:15 0 0.05 0.00 0.10 0.01 0.00 99.84 01:40:15 1 0.47 0.00 0.06 0.02 0.00 99.45 01:50:08 all 0.23 0.00 0.08 0.01 0.00 99.67 01:50:08 0 0.06 0.00 0.11 0.01 0.00 99.82 01:50:08 1 0.41 0.00 0.06 0.02 0.00 99.51 02:00:15 all 3.94 0.00 0.66 0.15 0.01 95.25 02:00:15 0 5.13 0.00 0.66 0.06 0.01 94.14 02:00:15 1 2.74 0.00 0.65 0.24 0.01 96.36 02:10:15 all 3.88 0.00 0.55 0.17 0.01 95.39 02:10:15 0 3.19 0.00 0.46 0.04 0.01 96.31 02:10:15 1 4.57 0.00 0.64 0.30 0.01 94.48 02:20:15 all 0.26 0.00 0.10 0.01 0.00 99.62 02:20:15 0 0.21 0.00 0.08 0.01 0.00 99.69 02:20:15 1 0.32 0.00 0.12 0.01 0.01 99.55 02:30:08 all 0.28 0.00 0.17 0.02 0.00 99.52 02:30:08 0 0.30 0.00 0.16 0.03 0.00 99.50 02:30:08 1 0.26 0.00 0.18 0.01 0.00 99.54 02:30:08 CPU %user %nice %system %iowait %steal %idle 02:40:15 all 3.79 0.00 0.51 0.12 0.01 95.57 02:40:15 0 5.08 0.00 0.57 0.13 0.01 94.22 02:40:15 1 2.51 0.00 0.45 0.12 0.00 96.92 02:50:15 all 0.26 0.00 0.09 0.01 0.01 99.64 02:50:15 0 0.46 0.00 0.04 0.00 0.00 99.50 02:50:15 1 0.06 0.00 0.14 0.02 0.01 99.78 Average: all 1.31 0.00 0.24 0.05 0.00 98.40 Average: 0 1.45 0.00 0.24 0.03 0.00 98.28 Average: 1 1.17 0.00 0.25 0.07 0.00 98.51