---> uname -a: Linux prd-queue-disttest-2c-1g-12102 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 695 5511 4 2018 7246 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:ca:42:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81937sec preferred_lft 81937sec inet6 fe80::f816:3eff:feca:4273/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-12102) 05/09/26 _x86_64_ (2 CPU) 00:32:11 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 1.42 0.01 1.40 0.01 1.11 16.80 0.29 01:00:10 1.64 0.00 1.62 0.02 0.00 19.73 0.22 01:10:00 1.26 0.00 1.26 0.00 0.00 14.63 0.12 01:20:10 1.50 0.00 1.49 0.01 0.01 18.06 0.16 01:30:00 1.59 0.00 1.57 0.02 0.00 19.02 0.23 01:40:00 1.33 0.00 1.32 0.01 0.00 15.69 0.48 Average: 1.46 0.00 1.45 0.01 0.19 17.33 0.25 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 5754924 7504988 285416 3.51 61852 1868192 532944 5.80 473832 1637080 124 01:00:10 5746380 7496956 293416 3.61 62020 1868524 532976 5.81 473888 1637572 172 01:10:00 5746380 7497408 293000 3.60 62128 1868856 533116 5.81 473980 1638020 140 01:20:10 5753968 7505520 284848 3.50 62320 1869180 533112 5.81 474264 1638536 132 01:30:00 5759140 7511296 279040 3.43 62448 1869640 533112 5.81 474208 1638996 124 01:40:00 5765732 7518368 271952 3.34 62596 1869972 533180 5.81 474256 1639468 148 Average: 5754421 7505756 284612 3.50 62227 1869061 533073 5.81 474071 1638279 140 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 3.18 0.17 0.48 0.13 0.00 0.00 0.00 0.00 01:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:10 ens3 0.54 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 0.48 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 0.59 0.12 0.18 0.10 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.32 0.07 0.07 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.40 0.09 0.11 0.06 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 0.92 0.10 0.17 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-12102) 05/09/26 _x86_64_ (2 CPU) 00:32:11 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 0.27 0.00 0.09 0.02 0.04 99.58 00:50:00 0 0.38 0.00 0.07 0.01 0.03 99.51 00:50:00 1 0.16 0.00 0.10 0.03 0.05 99.65 01:00:10 all 0.27 0.00 0.15 0.01 0.04 99.53 01:00:10 0 0.07 0.00 0.17 0.00 0.05 99.71 01:00:10 1 0.48 0.00 0.14 0.01 0.03 99.34 01:10:00 all 0.26 0.00 0.06 0.01 0.04 99.64 01:10:00 0 0.04 0.00 0.07 0.01 0.05 99.83 01:10:00 1 0.47 0.00 0.04 0.01 0.03 99.45 01:20:10 all 0.26 0.00 0.08 0.10 0.03 99.53 01:20:10 0 0.22 0.00 0.09 0.18 0.04 99.47 01:20:10 1 0.29 0.00 0.07 0.02 0.03 99.60 01:30:00 all 0.23 0.00 0.17 0.01 0.03 99.56 01:30:00 0 0.19 0.00 0.17 0.01 0.02 99.61 01:30:00 1 0.27 0.00 0.16 0.00 0.04 99.52 01:40:00 all 0.24 0.00 0.07 0.01 0.03 99.66 01:40:00 0 0.43 0.00 0.04 0.00 0.02 99.51 01:40:00 1 0.05 0.00 0.09 0.02 0.04 99.81 Average: all 0.25 0.00 0.10 0.03 0.03 99.58 Average: 0 0.22 0.00 0.10 0.04 0.03 99.61 Average: 1 0.29 0.00 0.10 0.02 0.04 99.56