---> uname -a: Linux prd-queue-disttest-2c-1g-12139 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 697 5510 4 2017 7244 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:cc:7c:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82612sec preferred_lft 82612sec inet6 fe80::f816:3eff:fecc:7c93/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-12139) 05/09/26 _x86_64_ (2 CPU) 01:48:41 LINUX RESTART (2 CPU) 01:50:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:20 14.44 0.03 1.50 12.90 1.39 36.24 107827.25 02:10:19 1.19 0.01 1.18 0.00 0.05 14.54 0.12 02:20:20 1.14 0.00 1.13 0.00 0.01 13.74 0.00 02:30:20 1.41 0.00 1.37 0.03 0.00 17.37 1.32 02:40:09 1.21 0.00 1.19 0.02 0.00 15.10 1.11 02:50:20 1.81 0.26 1.51 0.03 31.05 73.51 1.39 Average: 3.53 0.05 1.32 2.16 5.51 28.59 17971.87 01:50:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:20 5776020 7498792 292104 3.59 61552 1841448 536680 5.85 467072 1619752 132 02:10:19 5776020 7499300 291464 3.58 61740 1841776 536748 5.85 467300 1620268 132 02:20:20 5778736 7502492 288264 3.54 61892 1842108 536964 5.85 467388 1620744 196 02:30:20 5774928 7499216 291508 3.58 62084 1842432 536908 5.85 467424 1621268 132 02:40:09 5775964 7500760 289964 3.57 62264 1842760 536908 5.85 467528 1621776 172 02:50:20 5728320 7479960 310384 3.82 62584 1869012 731476 7.97 482240 1639336 208 Average: 5768331 7496753 293948 3.61 62019 1846589 569281 6.20 469825 1623857 162 01:50:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:20 ens3 2.96 0.17 0.48 0.12 0.00 0.00 0.00 0.00 02:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:19 ens3 0.69 0.05 0.07 0.01 0.00 0.00 0.00 0.00 02:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:20 ens3 0.36 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:20 ens3 0.30 0.08 0.09 0.04 0.00 0.00 0.00 0.00 02:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:09 ens3 0.41 0.08 0.12 0.06 0.00 0.00 0.00 0.00 02:50:20 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:50:20 ens3 0.60 0.29 3.14 0.08 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 0.89 0.12 0.67 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-12139) 05/09/26 _x86_64_ (2 CPU) 01:48:41 LINUX RESTART (2 CPU) 01:50:20 CPU %user %nice %system %iowait %steal %idle 02:00:20 all 0.26 0.00 0.18 0.03 0.03 99.51 02:00:20 0 0.40 0.00 0.14 0.01 0.02 99.44 02:00:20 1 0.12 0.00 0.21 0.05 0.04 99.58 02:10:19 all 0.22 0.00 0.08 0.01 0.03 99.67 02:10:19 0 0.18 0.00 0.08 0.01 0.02 99.71 02:10:19 1 0.26 0.00 0.07 0.00 0.03 99.64 02:20:20 all 0.24 0.00 0.06 0.02 0.02 99.66 02:20:20 0 0.42 0.00 0.04 0.02 0.01 99.51 02:20:20 1 0.05 0.00 0.09 0.03 0.03 99.81 02:30:20 all 0.20 0.00 0.15 0.01 0.02 99.62 02:30:20 0 0.20 0.00 0.16 0.01 0.02 99.62 02:30:20 1 0.21 0.00 0.15 0.01 0.02 99.62 02:40:09 all 0.25 0.00 0.07 0.01 0.02 99.65 02:40:09 0 0.25 0.00 0.07 0.01 0.02 99.65 02:40:09 1 0.24 0.00 0.07 0.01 0.03 99.66 02:50:20 all 0.40 0.00 0.10 0.02 0.02 99.45 02:50:20 0 0.33 0.00 0.14 0.03 0.03 99.48 02:50:20 1 0.48 0.00 0.07 0.01 0.02 99.43 Average: all 0.26 0.00 0.11 0.01 0.02 99.59 Average: 0 0.30 0.00 0.10 0.01 0.02 99.57 Average: 1 0.23 0.00 0.11 0.02 0.03 99.62