---> uname -a: Linux prd-queue-disttest-2c-1g-7989 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 700 5514 4 2010 7240 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:93:bf:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82439sec preferred_lft 82439sec inet6 fe80::f816:3eff:fe93:bfcf/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-7989) 03/22/26 _x86_64_ (2 CPU) 01:44:17 LINUX RESTART (2 CPU) 01:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:02 1.64 0.01 1.62 0.02 0.05 19.71 0.47 02:10:09 1.36 0.00 1.36 0.00 0.00 15.67 0.00 02:20:09 1.39 0.00 1.38 0.01 0.01 15.88 0.60 02:30:10 15.22 0.32 1.98 12.91 40.19 77.38 107678.79 02:40:11 1.37 0.00 1.35 0.02 0.00 15.68 1.20 02:50:10 6.48 0.35 5.09 1.04 23.29 494.07 2660.85 Average: 4.57 0.11 2.13 2.33 10.58 106.21 18385.99 01:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:02 5776732 7493292 297312 3.66 61664 1835500 524500 5.71 462784 1613928 180 02:10:09 5778740 7495792 294812 3.63 61828 1835828 524500 5.71 462848 1614420 124 02:20:09 5778740 7496280 294296 3.62 62000 1836156 524500 5.71 462744 1614908 184 02:30:10 5748716 7495164 294996 3.63 62324 1864392 524632 5.71 474324 1632072 120 02:40:11 5748492 7495576 294584 3.62 62496 1864844 524664 5.71 474556 1632572 136 02:50:10 5648632 7413020 374116 4.60 68748 1873388 628088 6.84 580052 1643772 14440 Average: 5746675 7481521 308353 3.79 63177 1851685 541814 5.90 486218 1625279 2531 01:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 2.74 0.17 0.43 0.12 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 0.58 0.04 0.07 0.01 0.00 0.00 0.00 0.00 02:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 0.35 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:10 ens3 0.48 0.18 3.04 0.03 0.00 0.00 0.00 0.00 02:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:11 ens3 0.39 0.06 0.10 0.05 0.00 0.00 0.00 0.00 02:50:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:50:10 ens3 6.43 5.51 33.72 1.25 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.82 1.00 6.22 0.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-7989) 03/22/26 _x86_64_ (2 CPU) 01:44:17 LINUX RESTART (2 CPU) 01:50:06 CPU %user %nice %system %iowait %steal %idle 02:00:02 all 0.27 0.00 0.17 0.01 0.03 99.52 02:00:02 0 0.15 0.00 0.20 0.00 0.03 99.62 02:00:02 1 0.39 0.00 0.14 0.02 0.02 99.43 02:10:09 all 0.20 0.00 0.07 0.01 0.02 99.71 02:10:09 0 0.05 0.00 0.08 0.01 0.02 99.84 02:10:09 1 0.35 0.00 0.06 0.00 0.01 99.58 02:20:09 all 0.22 0.00 0.07 0.02 0.02 99.66 02:20:09 0 0.04 0.00 0.08 0.04 0.03 99.81 02:20:09 1 0.40 0.00 0.06 0.01 0.02 99.51 02:30:10 all 0.36 0.00 0.21 0.04 0.02 99.37 02:30:10 0 0.46 0.00 0.21 0.02 0.02 99.28 02:30:10 1 0.26 0.00 0.20 0.05 0.02 99.47 02:40:11 all 0.24 0.00 0.06 0.01 0.02 99.66 02:40:11 0 0.12 0.00 0.07 0.00 0.03 99.79 02:40:11 1 0.36 0.00 0.06 0.01 0.02 99.54 02:50:10 all 3.74 0.00 0.49 0.11 0.03 95.63 02:50:10 0 1.59 0.00 0.33 0.03 0.03 98.01 02:50:10 1 5.89 0.00 0.64 0.20 0.03 93.25 Average: all 0.84 0.00 0.18 0.03 0.02 98.93 Average: 0 0.40 0.00 0.16 0.02 0.03 99.39 Average: 1 1.27 0.00 0.19 0.05 0.02 98.47