---> uname -a: Linux prd-queue-disttest-2c-1g-19674 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 699 5442 4 2086 7242 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:a9:d1:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82367sec preferred_lft 82367sec inet6 fe80::f816:3eff:fea9:d13f/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-19674) 05/25/26 _x86_64_ (2 CPU) 01:38:43 LINUX RESTART (2 CPU) 01:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:00 3.67 0.03 3.56 0.08 1.41 1103.27 1.58 02:00:00 1.94 0.26 1.64 0.04 31.04 76.63 0.88 02:10:00 1.23 0.01 1.22 0.01 1.05 14.49 0.05 02:20:00 14.24 0.01 1.31 12.93 0.16 15.88 107527.73 02:30:00 1.40 0.00 1.38 0.02 0.00 17.81 0.23 02:40:00 1.23 0.00 1.23 0.00 0.00 14.48 0.00 Average: 3.95 0.05 1.72 2.18 5.61 206.32 17937.24 01:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:00 5707320 7503100 283996 3.49 63068 1909908 535200 5.83 462516 1689520 132 02:00:00 5659356 7481812 304764 3.75 63380 1936024 731140 7.96 477076 1707184 132 02:10:00 5674504 7497736 288840 3.55 63512 1936656 535264 5.83 471864 1707636 168 02:20:00 5674028 7497796 288548 3.55 63676 1937028 535428 5.83 471944 1708136 156 02:30:00 5663472 7487776 298504 3.67 63868 1937356 535448 5.83 472020 1708664 12 02:40:00 5663472 7488384 297884 3.66 64012 1937812 535484 5.83 472096 1709136 164 Average: 5673692 7492767 293756 3.61 63586 1932464 567994 6.19 471253 1705046 127 01:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 3.25 0.20 0.53 0.13 0.00 0.00 0.00 0.00 02:00:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 1.25 0.24 3.21 0.05 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 0.41 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.29 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 0.26 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.33 0.06 0.08 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 0.96 0.10 0.66 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-19674) 05/25/26 _x86_64_ (2 CPU) 01:38:43 LINUX RESTART (2 CPU) 01:40:03 CPU %user %nice %system %iowait %steal %idle 01:50:00 all 0.32 0.00 0.14 0.06 0.03 99.45 01:50:00 0 0.48 0.00 0.13 0.05 0.02 99.32 01:50:00 1 0.15 0.00 0.16 0.06 0.04 99.59 02:00:00 all 0.36 0.00 0.19 0.02 0.03 99.40 02:00:00 0 0.45 0.00 0.15 0.00 0.03 99.37 02:00:00 1 0.26 0.00 0.24 0.04 0.04 99.42 02:10:00 all 0.26 0.00 0.06 0.01 0.03 99.64 02:10:00 0 0.48 0.00 0.04 0.01 0.02 99.45 02:10:00 1 0.04 0.00 0.09 0.01 0.04 99.82 02:20:00 all 0.27 0.00 0.07 0.04 0.02 99.61 02:20:00 0 0.44 0.00 0.03 0.02 0.01 99.50 02:20:00 1 0.09 0.00 0.11 0.06 0.04 99.71 02:30:00 all 0.25 0.00 0.16 0.02 0.03 99.54 02:30:00 0 0.18 0.00 0.16 0.00 0.02 99.63 02:30:00 1 0.32 0.00 0.17 0.03 0.03 99.45 02:40:00 all 0.24 0.00 0.07 0.01 0.03 99.66 02:40:00 0 0.04 0.00 0.08 0.01 0.03 99.85 02:40:00 1 0.44 0.00 0.06 0.01 0.03 99.47 Average: all 0.28 0.00 0.12 0.02 0.03 99.55 Average: 0 0.35 0.00 0.10 0.01 0.02 99.52 Average: 1 0.22 0.00 0.14 0.03 0.04 99.58