---> uname -a: Linux prd-queue-disttest-2c-1g-7339 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 7.9G 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 5424 4 2100 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:0f:aa:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79507sec preferred_lft 79507sec inet6 fe80::f816:3eff:fe0f:aa87/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-queue-disttest-2c-1g-7339) 09/12/26 _x86_64_ (2 CPU) 00:33:10 LINUX RESTART (2 CPU) 00:40:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 2.03 0.35 1.67 0.01 44.94 109.76 0.37 01:00:15 2.87 0.00 2.61 0.26 0.00 168.45 671.30 01:10:25 7.35 0.39 5.65 1.31 32.97 421.36 5339.33 01:20:01 1.22 0.00 1.20 0.02 0.01 14.86 1.10 01:30:25 1.51 0.00 1.47 0.03 0.00 18.02 1.24 01:40:25 4.97 0.01 4.05 0.91 0.12 189.85 1458.47 01:50:25 1.48 0.00 1.46 0.02 0.00 19.03 0.93 02:00:25 1.41 0.00 1.37 0.04 0.00 17.47 1.29 02:10:15 15.27 0.00 1.43 13.84 0.15 17.17 109232.07 02:20:05 1.39 0.00 1.38 0.02 0.00 16.24 0.95 Average: 3.95 0.07 2.24 1.63 7.72 100.17 11537.79 00:40:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5642812 7483988 301292 3.70 63368 1954640 736112 8.02 483332 1724008 240 01:00:15 5656176 7507248 277244 3.41 65236 1962232 737480 8.03 484428 1733468 204 01:10:25 5631708 7485508 296364 3.64 75788 1952128 738804 8.05 491664 1728268 208 01:20:01 5637280 7491580 290340 3.57 75988 1952424 738932 8.05 492136 1728764 252 01:30:25 5635852 7490844 291016 3.58 76184 1952916 738932 8.05 491844 1729292 168 01:40:25 5605624 7455664 325944 4.01 79476 1944388 738604 8.04 492664 1724088 544 01:50:25 5613240 7463748 317876 3.91 79624 1944716 738604 8.04 492560 1724564 204 02:00:25 5628880 7479844 301740 3.71 79780 1945044 738604 8.04 492580 1725020 204 02:10:15 5628168 7479696 301936 3.71 79944 1945412 738604 8.04 492624 1725552 188 02:20:05 5632508 7484584 297036 3.65 80072 1945840 738668 8.05 492672 1725972 256 Average: 5631225 7482270 300079 3.69 75546 1949974 738334 8.04 490650 1726900 247 00:40:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.43 0.39 3.56 0.08 0.00 0.00 0.00 0.00 01:00:15 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 1.31 0.62 0.65 0.37 0.00 0.00 0.00 0.00 01:10:25 lo 1.14 1.14 0.07 0.07 0.00 0.00 0.00 0.00 01:10:25 ens3 11.45 7.39 27.30 1.92 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.18 0.18 0.24 0.13 0.00 0.00 0.00 0.00 01:30:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:25 ens3 0.88 0.05 0.75 0.04 0.00 0.00 0.00 0.00 01:40:25 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:40:25 ens3 6.58 5.58 11.71 3.39 0.00 0.00 0.00 0.00 01:50:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:25 ens3 0.37 0.12 0.29 0.07 0.00 0.00 0.00 0.00 02:00:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:25 ens3 0.32 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:15 ens3 0.18 0.04 0.04 0.01 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 0.14 0.02 0.02 0.01 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 2.41 1.46 4.51 0.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-queue-disttest-2c-1g-7339) 09/12/26 _x86_64_ (2 CPU) 00:33:10 LINUX RESTART (2 CPU) 00:40:25 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.43 0.00 0.14 0.02 0.01 99.40 00:50:01 0 0.42 0.00 0.19 0.04 0.01 99.35 00:50:01 1 0.44 0.00 0.09 0.01 0.01 99.45 01:00:15 all 1.08 0.00 0.26 0.03 0.01 98.62 01:00:15 0 1.71 0.00 0.28 0.02 0.01 97.99 01:00:15 1 0.46 0.00 0.24 0.05 0.01 99.25 01:10:25 all 4.79 0.00 0.65 0.22 0.01 94.33 01:10:25 0 2.84 0.00 0.52 0.28 0.01 96.35 01:10:25 1 6.75 0.00 0.78 0.16 0.02 92.30 01:20:01 all 0.27 0.00 0.09 0.01 0.01 99.63 01:20:01 0 0.47 0.00 0.07 0.01 0.01 99.45 01:20:01 1 0.07 0.00 0.11 0.00 0.01 99.81 01:30:25 all 0.29 0.00 0.16 0.01 0.00 99.53 01:30:25 0 0.52 0.00 0.13 0.02 0.00 99.33 01:30:25 1 0.07 0.00 0.20 0.00 0.01 99.72 01:40:25 all 3.62 0.00 0.49 0.09 0.01 95.79 01:40:25 0 4.48 0.00 0.51 0.03 0.01 94.97 01:40:25 1 2.76 0.00 0.46 0.15 0.01 96.62 01:50:25 all 0.26 0.00 0.10 0.01 0.00 99.63 01:50:25 0 0.05 0.00 0.11 0.01 0.01 99.82 01:50:25 1 0.47 0.00 0.08 0.01 0.00 99.44 02:00:25 all 0.27 0.00 0.17 0.01 0.00 99.55 02:00:25 0 0.42 0.00 0.17 0.01 0.00 99.41 02:00:25 1 0.12 0.00 0.18 0.01 0.01 99.69 02:10:15 all 0.27 0.00 0.08 0.04 0.00 99.60 02:10:15 0 0.49 0.00 0.04 0.01 0.00 99.46 02:10:15 1 0.06 0.00 0.13 0.07 0.01 99.75 02:20:05 all 0.24 0.00 0.08 0.01 0.00 99.66 02:20:05 0 0.45 0.00 0.04 0.03 0.00 99.48 02:20:05 1 0.04 0.00 0.12 0.00 0.01 99.83 Average: all 1.17 0.00 0.22 0.05 0.01 98.56 Average: 0 1.19 0.00 0.21 0.04 0.00 98.55 Average: 1 1.14 0.00 0.24 0.05 0.01 98.57