---> uname -a: Linux prd-queue-disttest-2c-1g-10693 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 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 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 690 5513 4 2021 7251 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:9b:59:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77065sec preferred_lft 77065sec inet6 fe80::f816:3eff:fe9b:598e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-10693) 05/04/26 _x86_64_ (2 CPU) 00:33:03 LINUX RESTART (2 CPU) 00:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:22 14.41 0.01 1.50 12.90 0.20 17.51 107817.25 01:00:01 1.58 0.00 1.55 0.03 0.00 18.20 1.48 01:10:22 1.35 0.00 1.35 0.01 0.00 15.21 0.46 01:20:22 1.95 0.25 1.68 0.01 31.00 67.83 0.17 01:30:01 1.68 0.01 1.65 0.02 1.09 26.87 0.29 01:40:22 1.29 0.00 1.29 0.00 0.00 15.32 0.00 01:50:22 1.23 0.00 1.23 0.00 0.00 14.55 0.00 02:00:01 1.39 0.00 1.38 0.02 0.00 17.04 0.24 02:10:22 1.21 0.00 1.21 0.00 0.00 14.70 0.00 02:20:02 1.26 0.00 1.26 0.00 0.00 15.32 0.00 02:30:01 1.39 0.00 1.37 0.02 0.00 17.04 0.23 02:40:22 1.20 0.00 1.20 0.00 0.00 14.77 0.00 02:50:22 1.51 0.00 1.50 0.01 0.00 17.68 0.08 03:00:22 1.51 0.00 1.49 0.01 0.00 18.13 0.23 Average: 2.35 0.02 1.40 0.93 2.30 20.68 7701.45 00:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:22 5792556 7515836 275000 3.38 61676 1841864 528016 5.75 466232 1620200 132 01:00:01 5792332 7516144 274636 3.38 61884 1842168 528016 5.75 466332 1620712 124 01:10:22 5792332 7516668 274112 3.37 62056 1842524 528160 5.75 466408 1621240 184 01:20:22 5735832 7486656 303700 3.73 62336 1868456 722508 7.87 480792 1638688 2160 01:30:01 5742924 7494684 295676 3.64 62492 1869196 528160 5.75 475768 1639144 124 01:40:22 5742252 7494544 295816 3.64 62660 1869552 528160 5.75 475824 1639668 172 01:50:22 5742252 7495012 295344 3.63 62792 1869880 528160 5.75 475840 1640128 140 02:00:01 5736036 7489236 301080 3.70 62932 1870176 528228 5.75 475760 1640564 240 02:10:22 5736036 7489756 300556 3.70 63092 1870532 528228 5.75 475888 1641080 228 02:20:02 5736036 7490204 300100 3.69 63232 1870832 528228 5.75 475932 1641520 188 02:30:01 5737836 7492612 297672 3.66 63376 1871280 528228 5.75 476064 1641984 172 02:40:22 5737836 7493132 297156 3.65 63536 1871640 528228 5.75 476096 1642504 192 02:50:22 5737836 7493632 296644 3.65 63700 1871972 528228 5.75 476056 1642996 196 03:00:22 5740156 7496452 293784 3.61 63864 1872304 528444 5.76 476208 1643488 156 Average: 5750161 7497469 292948 3.60 62831 1864455 542071 5.90 474229 1636708 315 00:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:22 ens3 3.24 0.21 0.54 0.17 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.59 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 0.55 0.05 0.10 0.03 0.00 0.00 0.00 0.00 01:20:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:22 ens3 0.66 0.26 3.19 0.07 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.27 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:22 ens3 0.46 0.10 0.80 0.08 0.00 0.00 0.00 0.00 01:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:22 ens3 0.18 0.03 0.04 0.01 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 0.20 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:22 ens3 0.16 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.16 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:22 ens3 0.29 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:22 ens3 0.29 0.03 0.52 0.01 0.00 0.00 0.00 0.00 03:00:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:22 ens3 0.29 0.08 0.10 0.05 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.54 0.08 0.41 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-10693) 05/04/26 _x86_64_ (2 CPU) 00:33:03 LINUX RESTART (2 CPU) 00:40:22 CPU %user %nice %system %iowait %steal %idle 00:50:22 all 0.25 0.00 0.09 0.03 0.03 99.60 00:50:22 0 0.42 0.00 0.07 0.03 0.02 99.46 00:50:22 1 0.08 0.00 0.11 0.03 0.03 99.75 01:00:01 all 0.21 0.00 0.15 0.01 0.03 99.60 01:00:01 0 0.36 0.00 0.14 0.01 0.02 99.47 01:00:01 1 0.07 0.00 0.16 0.00 0.04 99.73 01:10:22 all 0.22 0.00 0.07 0.01 0.03 99.68 01:10:22 0 0.39 0.00 0.05 0.00 0.02 99.54 01:10:22 1 0.05 0.00 0.08 0.01 0.04 99.81 01:20:22 all 0.33 0.00 0.09 0.02 0.03 99.53 01:20:22 0 0.49 0.00 0.09 0.02 0.02 99.38 01:20:22 1 0.16 0.00 0.10 0.02 0.04 99.69 01:30:01 all 0.27 0.00 0.16 0.01 0.03 99.53 01:30:01 0 0.38 0.00 0.13 0.02 0.02 99.46 01:30:01 1 0.16 0.00 0.19 0.01 0.04 99.60 01:40:22 all 0.25 0.00 0.07 0.02 0.02 99.65 01:40:22 0 0.06 0.00 0.09 0.03 0.03 99.80 01:40:22 1 0.43 0.00 0.05 0.00 0.01 99.50 01:50:22 all 0.21 0.00 0.07 0.01 0.02 99.69 01:50:22 0 0.04 0.00 0.08 0.01 0.02 99.85 01:50:22 1 0.39 0.00 0.06 0.01 0.02 99.53 02:00:01 all 0.26 0.00 0.16 0.01 0.02 99.54 02:00:01 0 0.15 0.00 0.17 0.01 0.03 99.64 02:00:01 1 0.38 0.00 0.15 0.01 0.01 99.45 02:10:22 all 0.27 0.00 0.07 0.01 0.02 99.64 02:10:22 0 0.19 0.00 0.08 0.01 0.02 99.70 02:10:22 1 0.34 0.00 0.06 0.00 0.02 99.57 02:20:02 all 0.23 0.00 0.07 0.01 0.02 99.68 02:20:02 0 0.06 0.00 0.08 0.01 0.02 99.82 02:20:02 1 0.39 0.00 0.05 0.01 0.02 99.54 02:30:01 all 0.26 0.00 0.15 0.01 0.02 99.57 02:30:01 0 0.24 0.00 0.16 0.01 0.02 99.58 02:30:01 1 0.27 0.00 0.15 0.01 0.02 99.55 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:22 all 0.23 0.00 0.07 0.02 0.02 99.66 02:40:22 0 0.06 0.00 0.09 0.01 0.03 99.81 02:40:22 1 0.39 0.00 0.06 0.02 0.01 99.51 02:50:22 all 0.26 0.00 0.08 0.01 0.03 99.63 02:50:22 0 0.06 0.00 0.10 0.01 0.03 99.79 02:50:22 1 0.45 0.00 0.05 0.01 0.02 99.47 03:00:22 all 0.26 0.00 0.15 0.01 0.03 99.55 03:00:22 0 0.28 0.00 0.15 0.01 0.03 99.53 03:00:22 1 0.24 0.00 0.16 0.01 0.03 99.57 Average: all 0.25 0.00 0.10 0.01 0.02 99.61 Average: 0 0.23 0.00 0.10 0.01 0.02 99.63 Average: 1 0.27 0.00 0.10 0.01 0.02 99.59