---> uname -a: Linux prd-queue-disttest-2c-1g-39791 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 nrip_save 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 7.8G 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 724 5409 4 2095 7217 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:a4:d2:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79887sec preferred_lft 79887sec inet6 fe80::f816:3eff:fea4:d20e/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-39791) 08/22/26 _x86_64_ (2 CPU) 00:35:27 LINUX RESTART (2 CPU) 00:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:17 1.55 0.03 1.52 0.00 2.29 18.16 0.23 01:00:18 2.83 0.01 2.53 0.30 0.05 145.17 63.99 01:10:18 7.86 0.37 6.11 1.38 32.54 431.91 929.85 01:20:18 14.96 0.00 1.26 13.69 0.16 15.00 107439.12 01:30:18 1.47 0.00 1.46 0.02 0.00 17.65 0.23 01:40:19 1.32 0.00 1.31 0.00 0.00 15.28 3.54 01:50:20 1.42 0.00 1.40 0.02 0.00 16.20 17.70 02:00:20 1.61 0.00 1.58 0.03 0.00 19.06 17.95 02:10:21 5.22 0.00 4.25 0.97 0.03 203.44 2074.68 02:20:05 1.27 0.00 1.25 0.02 0.00 15.63 16.41 Average: 3.96 0.04 2.27 1.65 3.51 89.93 11081.42 00:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:17 5642216 7484564 301560 3.71 63948 1954476 539444 5.88 471596 1725516 132 01:00:18 5643516 7494888 290616 3.57 65136 1962004 540980 5.89 473540 1734232 180 01:10:18 5612928 7462936 319692 3.93 71448 1952020 540856 5.89 479496 1724912 164 01:20:18 5643008 7493520 289100 3.55 71580 1952388 540856 5.89 479680 1725384 160 01:30:18 5641844 7492960 289656 3.56 71732 1952848 540864 5.89 479692 1725868 204 01:40:19 5649092 7500656 281960 3.47 71856 1953176 540864 5.89 479696 1726320 228 01:50:20 5648020 7500080 282572 3.47 72028 1953500 540868 5.89 479864 1726816 132 02:00:20 5631172 7483728 298920 3.68 72188 1953832 548996 5.98 491924 1727308 132 02:10:21 5638940 7486432 295924 3.64 75396 1945284 548760 5.98 491996 1721968 172 02:20:05 5635972 7484052 298272 3.67 75524 1945748 596344 6.50 498168 1722428 192 Average: 5638671 7488382 294827 3.63 71084 1952528 547883 5.97 482565 1726075 170 00:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:17 ens3 3.31 0.18 0.53 0.15 0.00 0.00 0.00 0.00 01:00:18 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:18 ens3 2.30 0.64 0.82 0.37 0.00 0.00 0.00 0.00 01:10:18 lo 1.15 1.15 0.07 0.07 0.00 0.00 0.00 0.00 01:10:18 ens3 11.09 7.12 27.73 2.05 0.00 0.00 0.00 0.00 01:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:18 ens3 1.18 0.21 0.29 0.17 0.00 0.00 0.00 0.00 01:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:18 ens3 0.76 0.07 4.14 0.04 0.00 0.00 0.00 0.00 01:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:19 ens3 0.36 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:20 ens3 0.52 0.12 0.15 0.08 0.00 0.00 0.00 0.00 02:00:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:20 ens3 0.85 0.59 0.13 2.36 0.00 0.00 0.00 0.00 02:10:21 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 02:10:21 ens3 6.08 5.25 11.68 1.31 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 0.26 0.08 0.07 0.04 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 2.68 1.43 4.57 0.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-39791) 08/22/26 _x86_64_ (2 CPU) 00:35:27 LINUX RESTART (2 CPU) 00:40:17 CPU %user %nice %system %iowait %steal %idle 00:50:17 all 0.25 0.00 0.07 0.01 0.03 99.64 00:50:17 0 0.42 0.00 0.06 0.01 0.03 99.48 00:50:17 1 0.08 0.00 0.09 0.01 0.04 99.79 01:00:18 all 1.11 0.00 0.25 0.02 0.03 98.59 01:00:18 0 1.63 0.00 0.29 0.01 0.03 98.04 01:00:18 1 0.60 0.00 0.20 0.03 0.03 99.15 01:10:18 all 4.92 0.00 0.61 0.12 0.04 94.31 01:10:18 0 6.45 0.00 0.67 0.10 0.04 92.75 01:10:18 1 3.38 0.00 0.56 0.14 0.05 95.86 01:20:18 all 0.24 0.00 0.09 0.02 0.03 99.62 01:20:18 0 0.42 0.00 0.08 0.04 0.02 99.44 01:20:18 1 0.06 0.00 0.10 0.01 0.04 99.80 01:30:18 all 0.27 0.00 0.17 0.01 0.03 99.52 01:30:18 0 0.38 0.00 0.16 0.01 0.03 99.42 01:30:18 1 0.16 0.00 0.17 0.01 0.03 99.63 01:40:19 all 0.24 0.00 0.07 0.01 0.03 99.65 01:40:19 0 0.05 0.00 0.09 0.01 0.04 99.81 01:40:19 1 0.43 0.00 0.05 0.01 0.02 99.48 01:50:20 all 0.26 0.00 0.07 0.01 0.03 99.64 01:50:20 0 0.06 0.00 0.09 0.00 0.03 99.82 01:50:20 1 0.45 0.00 0.05 0.01 0.03 99.46 02:00:20 all 0.16 0.00 0.15 0.01 0.02 99.66 02:00:20 0 0.15 0.00 0.16 0.01 0.02 99.67 02:00:20 1 0.18 0.00 0.15 0.01 0.03 99.64 02:10:21 all 3.65 0.00 0.44 0.08 0.03 95.79 02:10:21 0 5.44 0.00 0.49 0.03 0.03 94.01 02:10:21 1 1.86 0.00 0.38 0.14 0.03 97.59 02:20:05 all 0.26 0.00 0.08 0.01 0.02 99.62 02:20:05 0 0.43 0.00 0.06 0.00 0.01 99.50 02:20:05 1 0.10 0.00 0.11 0.01 0.03 99.74 Average: all 1.14 0.00 0.20 0.03 0.03 98.60 Average: 0 1.55 0.00 0.21 0.02 0.03 98.19 Average: 1 0.73 0.00 0.19 0.04 0.03 99.01