---> uname -a: Linux prd-queue-disttest-2c-1g-65859 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 5462 4 2076 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:1e:df:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82605sec preferred_lft 82605sec inet6 fe80::f816:3eff:fe1e:dfcd/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-65859) 04/02/26 _x86_64_ (2 CPU) 00:35:29 LINUX RESTART (2 CPU) 00:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:10 1.27 0.03 1.24 0.00 1.25 15.51 0.12 01:00:18 16.23 13.69 2.45 0.09 188.45 103.78 6.64 01:10:18 1.20 0.00 1.19 0.01 0.00 14.49 0.37 01:20:00 1.15 0.00 1.13 0.02 0.01 14.48 1.13 01:30:17 13.98 0.00 1.41 12.57 0.14 17.88 104801.90 Average: 6.88 2.78 1.49 2.61 38.44 33.47 21553.49 00:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:10 5798952 7519460 271092 3.33 61748 1839008 533400 5.81 461452 1618172 132 01:00:18 5697044 7502724 278308 3.42 65740 1911584 533544 5.81 473468 1682756 132 01:10:18 5711072 7517204 263820 3.24 65872 1911908 533624 5.81 473484 1683204 172 01:20:00 5710716 7517372 263652 3.24 66056 1912232 533564 5.81 473840 1683720 156 01:30:17 5702528 7509904 270972 3.33 66240 1912736 533564 5.81 473832 1684252 132 Average: 5724062 7513333 269569 3.31 65131 1897494 533539 5.81 471215 1670421 145 00:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:10 ens3 3.19 0.23 0.57 0.19 0.00 0.00 0.00 0.00 01:00:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:18 ens3 0.83 0.25 3.06 0.05 0.00 0.00 0.00 0.00 01:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 0.55 0.07 1.75 0.03 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.62 0.08 0.80 0.06 0.00 0.00 0.00 0.00 01:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:17 ens3 0.29 0.06 0.07 0.03 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 1.09 0.14 1.25 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-65859) 04/02/26 _x86_64_ (2 CPU) 00:35:29 LINUX RESTART (2 CPU) 00:40:17 CPU %user %nice %system %iowait %steal %idle 00:50:10 all 0.25 0.00 0.09 0.01 0.03 99.61 00:50:10 0 0.32 0.00 0.06 0.02 0.03 99.57 00:50:10 1 0.18 0.00 0.12 0.01 0.04 99.65 01:00:18 all 0.36 0.17 0.27 0.15 0.04 99.02 01:00:18 0 0.45 0.28 0.30 0.21 0.03 98.74 01:00:18 1 0.27 0.06 0.24 0.09 0.04 99.31 01:10:18 all 0.21 0.00 0.08 0.02 0.03 99.66 01:10:18 0 0.31 0.00 0.06 0.03 0.03 99.57 01:10:18 1 0.11 0.00 0.09 0.01 0.04 99.75 01:20:00 all 0.25 0.00 0.07 0.01 0.03 99.65 01:20:00 0 0.28 0.00 0.07 0.01 0.03 99.61 01:20:00 1 0.21 0.00 0.07 0.01 0.04 99.68 01:30:17 all 0.25 0.00 0.15 0.03 0.03 99.53 01:30:17 0 0.44 0.00 0.14 0.02 0.02 99.37 01:30:17 1 0.07 0.00 0.16 0.03 0.04 99.70 Average: all 0.26 0.03 0.13 0.04 0.03 99.49 Average: 0 0.36 0.06 0.13 0.06 0.03 99.37 Average: 1 0.17 0.01 0.14 0.03 0.04 99.62