---> uname -a: Linux prd-queue-disttest-2c-1g-12866 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 5508 4 2022 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:8f:72:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82296sec preferred_lft 82296sec inet6 fe80::f816:3eff:fe8f:7232/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-12866) 05/12/26 _x86_64_ (2 CPU) 03:28:41 LINUX RESTART (2 CPU) 03:30:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:40:19 14.99 0.03 2.06 12.90 1.39 514.42 107813.88 03:50:19 1.27 0.01 1.26 0.01 0.05 15.16 0.84 04:00:19 1.45 0.00 1.42 0.03 0.00 17.67 1.33 04:10:19 1.16 0.00 1.15 0.02 0.00 14.04 1.20 04:20:09 1.78 0.26 1.49 0.03 31.51 74.29 1.40 04:30:19 1.51 0.00 1.47 0.04 1.04 17.96 1.54 Average: 3.69 0.05 1.47 2.17 5.58 108.77 17969.73 03:30:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:19 5795144 7522280 268212 3.30 61612 1845692 532680 5.80 461584 1624156 216 03:50:19 5793896 7521524 268812 3.31 61772 1846024 532628 5.80 461624 1624648 128 04:00:19 5794684 7522824 267492 3.29 61960 1846348 532628 5.80 461652 1625160 124 04:10:19 5795972 7524596 265720 3.27 62120 1846672 532784 5.80 461700 1625644 140 04:20:09 5738708 7493880 296160 3.64 62448 1872620 727200 7.92 475960 1643156 164 04:30:19 5744240 7500368 289668 3.56 62612 1873384 532784 5.80 470984 1643644 128 Average: 5777107 7514245 276011 3.39 62087 1855123 565117 6.16 465584 1631068 150 03:30:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:19 ens3 2.95 0.31 0.67 0.26 0.00 0.00 0.00 0.00 03:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:19 ens3 1.18 0.05 0.11 0.02 0.00 0.00 0.00 0.00 04:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:19 ens3 0.62 0.05 0.08 0.03 0.00 0.00 0.00 0.00 04:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:19 ens3 0.77 0.06 0.08 0.02 0.00 0.00 0.00 0.00 04:20:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 04:20:09 ens3 0.72 0.19 3.18 0.03 0.00 0.00 0.00 0.00 04:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:19 ens3 0.65 0.04 0.07 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 1.15 0.12 0.69 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-12866) 05/12/26 _x86_64_ (2 CPU) 03:28:41 LINUX RESTART (2 CPU) 03:30:19 CPU %user %nice %system %iowait %steal %idle 03:40:19 all 0.25 0.00 0.10 0.04 0.02 99.59 03:40:19 0 0.31 0.00 0.10 0.03 0.02 99.54 03:40:19 1 0.20 0.00 0.11 0.04 0.03 99.63 03:50:19 all 0.22 0.00 0.08 0.01 0.02 99.68 03:50:19 0 0.39 0.00 0.07 0.00 0.01 99.53 03:50:19 1 0.05 0.00 0.09 0.01 0.02 99.83 04:00:19 all 0.25 0.00 0.17 0.01 0.02 99.54 04:00:19 0 0.39 0.00 0.17 0.00 0.02 99.41 04:00:19 1 0.12 0.00 0.18 0.01 0.03 99.67 04:10:19 all 0.24 0.00 0.07 0.02 0.02 99.65 04:10:19 0 0.41 0.00 0.05 0.04 0.02 99.48 04:10:19 1 0.06 0.00 0.09 0.01 0.03 99.81 04:20:09 all 0.36 0.00 0.10 0.02 0.02 99.51 04:20:09 0 0.22 0.00 0.13 0.01 0.02 99.62 04:20:09 1 0.50 0.00 0.07 0.02 0.02 99.40 04:30:19 all 0.28 0.00 0.14 0.01 0.02 99.54 04:30:19 0 0.29 0.00 0.14 0.01 0.02 99.54 04:30:19 1 0.27 0.00 0.15 0.00 0.02 99.55 Average: all 0.27 0.00 0.11 0.02 0.02 99.58 Average: 0 0.34 0.00 0.11 0.02 0.02 99.52 Average: 1 0.20 0.00 0.11 0.01 0.02 99.65