---> uname -a: Linux prd-queue-disttest-2c-1g-42265 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 7.7G 30G 21% / 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 705 5445 4 2079 7236 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:71:2e:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79477sec preferred_lft 79477sec inet6 fe80::f816:3eff:fe71:2edd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-42265) 08/29/26 _x86_64_ (2 CPU) 00:34:29 LINUX RESTART (2 CPU) 00:40:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:24 1.56 0.01 1.54 0.01 1.11 18.07 0.25 01:00:00 2.89 0.00 2.58 0.32 0.00 149.54 66.43 01:10:24 7.46 0.37 5.78 1.31 31.79 416.81 1144.56 01:20:10 1.35 0.00 1.33 0.02 0.01 15.74 1.78 01:30:00 1.43 0.00 1.39 0.03 0.00 16.90 2.51 01:40:00 4.20 0.00 3.44 0.76 0.03 143.32 1548.51 01:50:24 2.32 0.00 2.11 0.21 0.00 70.18 8.92 02:00:01 1.47 0.00 1.43 0.04 0.00 18.16 1.94 02:10:24 14.89 0.00 1.64 13.25 0.14 19.27 103862.48 02:20:20 1.41 0.00 1.39 0.02 0.00 16.33 1.75 Average: 3.97 0.04 2.28 1.65 3.44 89.78 11070.95 00:40:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:24 5665556 7490140 295036 3.63 63888 1937392 539288 5.87 422364 1762660 124 01:00:00 5658776 7492520 292100 3.59 65128 1944952 540472 5.89 423712 1771460 176 01:10:24 5662344 7494576 287556 3.54 71292 1935044 541828 5.90 430936 1762064 124 01:20:10 5662096 7494964 287172 3.53 71468 1935496 541960 5.90 431152 1762568 128 01:30:00 5663964 7497360 284696 3.50 71640 1935828 541960 5.90 431168 1763064 200 01:40:00 5605176 7441184 340544 4.19 74412 1935432 592696 6.46 481200 1765412 17524 01:50:24 5654080 7483016 298604 3.67 75116 1927612 581652 6.34 438136 1758316 180 02:00:01 5661688 7491096 290548 3.57 75256 1927944 542452 5.91 432276 1758796 328 02:10:24 5656204 7486260 295112 3.63 75396 1928444 542452 5.91 432612 1759288 120 02:20:20 5660228 7490772 290636 3.57 75552 1928776 542452 5.91 432504 1759776 124 Average: 5655011 7486189 296200 3.64 71915 1933692 550721 6.00 435606 1762340 1903 00:40:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:24 ens3 2.33 0.17 0.38 0.12 0.00 0.00 0.00 0.00 01:00:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 1.65 0.68 0.76 0.39 0.00 0.00 0.00 0.00 01:10:24 lo 1.14 1.14 0.07 0.07 0.00 0.00 0.00 0.00 01:10:24 ens3 10.16 6.09 26.54 1.81 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 1.49 0.16 0.24 0.12 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.42 0.09 0.11 0.06 0.00 0.00 0.00 0.00 01:40:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:00 ens3 5.60 4.12 24.22 2.92 0.00 0.00 0.00 0.00 01:50:24 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:24 ens3 0.95 0.66 0.59 0.36 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.39 0.09 0.11 0.06 0.00 0.00 0.00 0.00 02:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:24 ens3 0.15 0.02 0.03 0.01 0.00 0.00 0.00 0.00 02:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:20 ens3 0.17 0.05 0.06 0.03 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.37 1.24 5.41 0.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-42265) 08/29/26 _x86_64_ (2 CPU) 00:34:29 LINUX RESTART (2 CPU) 00:40:24 CPU %user %nice %system %iowait %steal %idle 00:50:24 all 0.28 0.00 0.10 0.01 0.00 99.61 00:50:24 0 0.06 0.00 0.10 0.02 0.00 99.82 00:50:24 1 0.50 0.00 0.09 0.00 0.00 99.40 01:00:00 all 1.07 0.00 0.25 0.03 0.00 98.64 01:00:00 0 1.74 0.00 0.30 0.01 0.01 97.94 01:00:00 1 0.40 0.00 0.20 0.06 0.00 99.34 01:10:24 all 4.52 0.00 0.62 0.18 0.01 94.67 01:10:24 0 5.82 0.00 0.65 0.33 0.01 93.20 01:10:24 1 3.22 0.00 0.60 0.04 0.01 96.14 01:20:10 all 0.24 0.00 0.08 0.01 0.00 99.67 01:20:10 0 0.05 0.00 0.11 0.01 0.00 99.83 01:20:10 1 0.42 0.00 0.06 0.00 0.00 99.51 01:30:00 all 0.27 0.00 0.18 0.01 0.00 99.54 01:30:00 0 0.22 0.00 0.19 0.02 0.00 99.58 01:30:00 1 0.33 0.00 0.16 0.00 0.00 99.50 01:40:00 all 2.86 0.00 0.43 0.11 0.00 96.59 01:40:00 0 3.34 0.00 0.48 0.17 0.01 96.00 01:40:00 1 2.39 0.00 0.38 0.05 0.00 97.18 01:50:24 all 0.99 0.00 0.14 0.03 0.00 98.84 01:50:24 0 1.43 0.00 0.18 0.02 0.00 98.37 01:50:24 1 0.55 0.00 0.10 0.04 0.00 99.31 02:00:01 all 0.30 0.00 0.15 0.01 0.00 99.54 02:00:01 0 0.49 0.00 0.13 0.01 0.00 99.37 02:00:01 1 0.10 0.00 0.17 0.02 0.00 99.70 02:10:24 all 0.26 0.00 0.11 0.04 0.00 99.60 02:10:24 0 0.05 0.00 0.13 0.07 0.00 99.74 02:10:24 1 0.46 0.00 0.09 0.00 0.00 99.45 02:20:20 all 0.23 0.00 0.07 0.02 0.01 99.68 02:20:20 0 0.05 0.00 0.08 0.03 0.01 99.83 02:20:20 1 0.41 0.00 0.06 0.01 0.00 99.52 Average: all 1.12 0.00 0.21 0.05 0.00 98.62 Average: 0 1.35 0.00 0.24 0.07 0.00 98.34 Average: 1 0.89 0.00 0.19 0.02 0.00 98.89