---> uname -a: Linux prd-queue-disttest-2c-1g-21420 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 696 5442 4 2090 7245 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:49:c3:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82164sec preferred_lft 82164sec inet6 fe80::f816:3eff:fe49:c345/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-21420) 05/30/26 _x86_64_ (2 CPU) 06:48:58 LINUX RESTART (2 CPU) 06:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:07 3.83 0.03 3.71 0.10 1.43 1066.54 2.06 07:10:01 1.77 0.26 1.49 0.02 31.39 74.61 0.66 07:20:17 1.28 0.01 1.27 0.01 1.04 14.91 0.05 07:30:17 1.42 0.00 1.40 0.02 0.00 17.12 0.23 07:40:27 1.34 0.01 1.33 0.00 0.59 15.66 0.04 07:50:17 1.25 0.00 1.25 0.00 0.00 14.71 0.00 Average: 1.81 0.05 1.74 0.02 5.69 197.42 0.50 06:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:07 5700648 7501096 285668 3.51 63124 1914208 536860 5.85 461472 1693920 176 07:10:01 5657712 7484800 301532 3.71 63448 1940316 733100 7.98 476040 1711588 240 07:20:17 5694752 7522664 263700 3.24 63588 1940992 536876 5.85 470772 1712092 136 07:30:17 5686060 7514484 271800 3.34 63740 1941316 537052 5.85 470696 1712568 168 07:40:27 5671524 7500744 285500 3.51 63892 1941952 537052 5.85 470988 1713108 168 07:50:17 5672588 7502288 283948 3.49 64044 1942276 537052 5.85 471112 1713584 220 Average: 5680547 7504346 282025 3.47 63639 1936843 569665 6.20 470180 1709477 185 06:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:00:07 ens3 3.03 0.37 0.69 0.28 0.00 0.00 0.00 0.00 07:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 07:10:01 ens3 1.65 0.30 3.38 0.10 0.00 0.00 0.00 0.00 07:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:20:17 ens3 0.66 0.12 0.15 0.08 0.00 0.00 0.00 0.00 07:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:30:17 ens3 0.42 0.08 0.09 0.04 0.00 0.00 0.00 0.00 07:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:40:27 ens3 0.34 0.09 0.09 0.04 0.00 0.00 0.00 0.00 07:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:50:17 ens3 0.17 0.04 0.04 0.01 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 1.04 0.17 0.73 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-21420) 05/30/26 _x86_64_ (2 CPU) 06:48:58 LINUX RESTART (2 CPU) 06:50:18 CPU %user %nice %system %iowait %steal %idle 07:00:07 all 0.36 0.00 0.26 0.19 0.03 99.16 07:00:07 0 0.34 0.00 0.27 0.23 0.03 99.13 07:00:07 1 0.37 0.00 0.24 0.16 0.03 99.20 07:10:01 all 0.40 0.00 0.12 0.03 0.02 99.42 07:10:01 0 0.47 0.00 0.09 0.04 0.02 99.38 07:10:01 1 0.33 0.00 0.16 0.03 0.03 99.45 07:20:17 all 0.23 0.00 0.07 0.01 0.03 99.66 07:20:17 0 0.09 0.00 0.07 0.02 0.03 99.79 07:20:17 1 0.37 0.00 0.07 0.01 0.02 99.53 07:30:17 all 0.25 0.00 0.15 0.01 0.03 99.56 07:30:17 0 0.16 0.00 0.16 0.01 0.03 99.65 07:30:17 1 0.34 0.00 0.15 0.01 0.03 99.48 07:40:27 all 0.26 0.00 0.08 0.01 0.03 99.63 07:40:27 0 0.08 0.00 0.08 0.01 0.03 99.80 07:40:27 1 0.44 0.00 0.07 0.01 0.02 99.46 07:50:17 all 0.23 0.00 0.06 0.03 0.02 99.65 07:50:17 0 0.20 0.00 0.07 0.03 0.02 99.68 07:50:17 1 0.26 0.00 0.06 0.03 0.03 99.63 Average: all 0.29 0.00 0.12 0.05 0.03 99.52 Average: 0 0.22 0.00 0.12 0.05 0.03 99.57 Average: 1 0.35 0.00 0.12 0.04 0.03 99.46