---> uname -a: Linux prd-queue-disttest-2c-1g-45352 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 726 5420 4 2083 7215 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:76:9a:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79790sec preferred_lft 79790sec inet6 fe80::f816:3eff:fe76:9a5e/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-45352) 08/30/26 _x86_64_ (2 CPU) 00:35:57 LINUX RESTART (2 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 1.24 0.03 1.21 0.00 1.24 14.52 0.17 01:00:14 16.53 0.01 2.61 13.91 0.20 144.01 106931.34 01:10:03 9.24 0.40 7.07 1.77 33.72 498.62 1574.00 01:20:14 3.79 0.00 3.19 0.60 0.01 136.04 173.63 01:30:14 1.57 0.00 1.54 0.03 0.00 18.44 1.79 01:40:14 2.28 0.71 1.54 0.03 95.21 75.75 57.73 01:50:14 1.21 0.00 1.21 0.00 0.00 14.44 0.00 02:00:14 1.42 0.00 1.40 0.01 0.00 16.92 0.23 02:10:14 1.26 0.00 1.26 0.00 0.00 14.77 0.00 02:20:14 1.29 0.00 1.29 0.00 0.00 14.99 0.00 Average: 3.98 0.11 2.22 1.64 12.97 94.23 10950.71 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 5702320 7502056 283420 3.49 63608 1912960 538816 5.87 410376 1748632 172 01:00:14 5691272 7500004 284940 3.50 64816 1920564 540360 5.89 412028 1757416 184 01:10:03 5588696 7390008 392672 4.83 72076 1904024 640744 6.98 516036 1742436 12356 01:20:14 5684840 7487032 295016 3.63 74224 1902088 541224 5.90 419640 1742688 180 01:30:14 5685016 7487828 294256 3.62 74368 1902548 541204 5.89 419544 1743176 212 01:40:14 5650380 7482776 298976 3.68 74800 1931548 541268 5.90 430292 1761980 160 01:50:14 5656708 7489580 292160 3.59 74944 1931876 541268 5.90 430432 1762448 244 02:00:14 5657732 7491100 290668 3.57 75096 1932204 541268 5.90 430380 1762932 164 02:10:14 5664848 7498688 283076 3.48 75240 1932528 541268 5.90 430552 1763400 124 02:20:14 5662580 7497016 284772 3.50 75372 1932988 541268 5.90 430692 1763864 164 Average: 5664439 7482609 299996 3.69 72454 1920333 550869 6.00 432997 1754897 1396 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 1.57 0.11 0.25 0.08 0.00 0.00 0.00 0.00 01:00:14 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:14 ens3 2.84 0.71 0.96 0.48 0.00 0.00 0.00 0.00 01:10:03 lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 01:10:03 ens3 11.17 8.76 37.12 2.22 0.00 0.00 0.00 0.00 01:20:14 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 01:20:14 ens3 4.53 2.35 2.80 3.04 0.00 0.00 0.00 0.00 01:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:14 ens3 1.02 0.11 9.59 0.08 0.00 0.00 0.00 0.00 01:40:14 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:14 ens3 0.84 0.31 3.38 0.10 0.00 0.00 0.00 0.00 01:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:14 ens3 0.78 0.19 0.19 0.11 0.00 0.00 0.00 0.00 02:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 0.49 0.07 0.10 0.05 0.00 0.00 0.00 0.00 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 0.41 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 0.46 0.11 0.11 0.06 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 2.40 1.27 5.39 0.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-45352) 08/30/26 _x86_64_ (2 CPU) 00:35:57 LINUX RESTART (2 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 0.29 0.00 0.08 0.01 0.00 99.62 00:50:09 0 0.54 0.00 0.04 0.01 0.00 99.41 00:50:09 1 0.04 0.00 0.12 0.02 0.00 99.82 01:00:14 all 1.04 0.00 0.26 0.06 0.00 98.64 01:00:14 0 1.71 0.00 0.33 0.07 0.00 97.89 01:00:14 1 0.36 0.00 0.19 0.05 0.00 99.39 01:10:03 all 5.55 0.00 0.79 0.24 0.01 93.40 01:10:03 0 3.38 0.00 0.70 0.13 0.01 95.79 01:10:03 1 7.73 0.00 0.88 0.36 0.01 91.02 01:20:14 all 2.52 0.00 0.37 0.10 0.00 97.00 01:20:14 0 2.90 0.00 0.38 0.12 0.00 96.59 01:20:14 1 2.14 0.00 0.36 0.08 0.00 97.41 01:30:14 all 0.27 0.00 0.16 0.01 0.00 99.55 01:30:14 0 0.38 0.00 0.13 0.02 0.00 99.47 01:30:14 1 0.16 0.00 0.20 0.00 0.00 99.64 01:40:14 all 0.39 0.00 0.11 0.04 0.00 99.46 01:40:14 0 0.24 0.00 0.13 0.04 0.01 99.58 01:40:14 1 0.53 0.00 0.10 0.04 0.00 99.34 01:50:14 all 0.23 0.00 0.08 0.01 0.00 99.68 01:50:14 0 0.06 0.00 0.09 0.02 0.00 99.84 01:50:14 1 0.40 0.00 0.07 0.01 0.00 99.52 02:00:14 all 0.28 0.00 0.15 0.01 0.00 99.57 02:00:14 0 0.26 0.00 0.13 0.01 0.00 99.59 02:00:14 1 0.29 0.00 0.16 0.01 0.00 99.54 02:10:14 all 0.22 0.00 0.07 0.01 0.00 99.70 02:10:14 0 0.40 0.00 0.05 0.01 0.00 99.54 02:10:14 1 0.04 0.00 0.10 0.01 0.00 99.85 02:20:14 all 0.25 0.00 0.07 0.01 0.00 99.67 02:20:14 0 0.45 0.00 0.04 0.02 0.00 99.49 02:20:14 1 0.05 0.00 0.10 0.00 0.00 99.85 Average: all 1.10 0.00 0.21 0.05 0.00 98.63 Average: 0 1.03 0.00 0.20 0.04 0.00 98.72 Average: 1 1.16 0.00 0.23 0.06 0.00 98.55