---> uname -a: Linux prd-queue-disttest-2c-1g-2869 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: 5599.94 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 710 5500 4 2015 7231 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:96:29:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82418sec preferred_lft 82418sec inet6 fe80::f816:3eff:fe96:2972/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-2869) 04/15/26 _x86_64_ (2 CPU) 01:38:44 LINUX RESTART (2 CPU) 01:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:26 4.05 0.06 3.93 0.06 5.15 956.89 3.11 02:00:17 1.48 0.01 1.44 0.03 0.05 18.04 0.96 02:10:21 14.05 0.00 1.23 12.82 0.15 15.05 107128.24 02:20:26 1.20 0.00 1.20 0.00 0.01 14.83 0.00 02:30:17 2.05 0.32 1.70 0.03 39.65 76.77 0.41 02:40:26 1.17 0.00 1.17 0.00 0.00 14.68 0.00 Average: 4.01 0.06 1.78 2.16 7.39 185.90 17895.85 01:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:26 5781480 7502800 287932 3.54 61632 1840176 534580 5.82 463584 1619460 120 02:00:17 5774728 7496580 293948 3.61 61812 1840508 534540 5.82 463652 1619972 44 02:10:21 5774476 7496876 293656 3.61 61996 1840876 534668 5.82 463744 1620496 180 02:20:26 5774224 7497072 293460 3.61 62120 1841200 534668 5.82 463796 1620944 180 02:30:17 5725616 7477308 312716 3.85 62412 1869432 733648 7.99 480920 1638276 196 02:40:26 5740764 7492960 297048 3.65 62580 1869760 733744 7.99 481028 1638772 188 Average: 5761881 7493933 296460 3.65 62092 1850325 600975 6.55 469454 1626320 151 01:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:26 lo 1.02 1.02 0.06 0.06 0.00 0.00 0.00 0.00 01:50:26 ens3 5.12 1.23 39.41 0.19 0.00 0.00 0.00 0.00 02:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:17 ens3 0.86 0.07 0.11 0.04 0.00 0.00 0.00 0.00 02:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 0.39 0.05 0.05 0.01 0.00 0.00 0.00 0.00 02:20:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:26 ens3 0.84 0.04 4.47 0.01 0.00 0.00 0.00 0.00 02:30:17 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:17 ens3 0.46 0.25 3.13 0.03 0.00 0.00 0.00 0.00 02:40:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:26 ens3 0.28 0.07 0.08 0.03 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.34 0.29 8.01 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-2869) 04/15/26 _x86_64_ (2 CPU) 01:38:44 LINUX RESTART (2 CPU) 01:40:10 CPU %user %nice %system %iowait %steal %idle 01:50:26 all 0.29 0.00 0.16 0.39 0.03 99.13 01:50:26 0 0.40 0.00 0.15 0.13 0.02 99.30 01:50:26 1 0.18 0.00 0.17 0.65 0.04 98.96 02:00:17 all 0.30 0.00 0.18 0.23 0.02 99.27 02:00:17 0 0.46 0.00 0.15 0.07 0.02 99.31 02:00:17 1 0.13 0.00 0.21 0.40 0.03 99.24 02:10:21 all 0.24 0.00 0.11 0.10 0.02 99.54 02:10:21 0 0.28 0.00 0.08 0.03 0.01 99.60 02:10:21 1 0.21 0.00 0.14 0.17 0.02 99.47 02:20:26 all 0.20 0.00 0.08 0.10 0.02 99.60 02:20:26 0 0.32 0.00 0.06 0.04 0.02 99.55 02:20:26 1 0.08 0.00 0.10 0.15 0.02 99.64 02:30:17 all 0.42 0.00 0.21 0.20 0.02 99.16 02:30:17 0 0.51 0.00 0.16 0.07 0.01 99.25 02:30:17 1 0.32 0.00 0.26 0.32 0.02 99.08 02:40:26 all 0.23 0.00 0.08 0.01 0.01 99.67 02:40:26 0 0.40 0.00 0.06 0.01 0.01 99.52 02:40:26 1 0.06 0.00 0.09 0.01 0.02 99.82 Average: all 0.28 0.00 0.13 0.17 0.02 99.40 Average: 0 0.39 0.00 0.11 0.06 0.02 99.42 Average: 1 0.16 0.00 0.16 0.28 0.03 99.37