---> uname -a: Linux prd-queue-disttest-2c-1g-37386 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 UTC 2026 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 Indirect target selection: 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 Tsa: 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 693 5447 4 2088 7248 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:ef:a3:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81449sec preferred_lft 81449sec inet6 fe80::f816:3eff:feef:a3b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-37386) 08/14/26 _x86_64_ (2 CPU) 00:33:27 LINUX RESTART (2 CPU) 00:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 1.16 0.01 1.15 0.00 0.05 14.19 0.35 01:00:12 17.26 0.70 2.84 13.72 92.88 202.11 105957.52 01:10:13 7.84 0.38 6.10 1.37 33.55 430.27 1299.95 01:20:13 1.26 0.00 1.24 0.02 0.01 15.00 0.67 01:30:13 1.47 0.00 1.44 0.04 0.00 17.71 5.90 01:40:13 1.29 0.00 1.27 0.02 0.00 15.09 0.67 01:50:15 1.34 0.00 1.32 0.02 0.00 16.12 0.81 Average: 4.55 0.16 2.20 2.20 18.27 101.94 15552.03 00:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 5702444 7512876 273508 3.36 63756 1922812 532220 5.80 459404 1704544 216 01:00:12 5651660 7499776 285756 3.51 65204 1958624 728428 7.93 477388 1731460 156 01:10:13 5650724 7498292 284544 3.50 71352 1949556 535048 5.83 478748 1722576 208 01:20:13 5648708 7496916 285960 3.52 71540 1950008 535048 5.83 478868 1723092 152 01:30:13 5647572 7496288 286556 3.52 71684 1950336 535072 5.83 478760 1723564 124 01:40:13 5655384 7504580 278268 3.42 71848 1950660 535072 5.83 478772 1724052 124 01:50:15 5661012 7510716 271904 3.34 72032 1950992 574368 6.26 484776 1724556 220 Average: 5659643 7502778 280928 3.45 69631 1947570 567894 6.19 476674 1721978 171 00:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:03 ens3 1.19 0.10 0.16 0.06 0.00 0.00 0.00 0.00 01:00:12 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:00:12 ens3 2.42 0.91 4.01 0.41 0.00 0.00 0.00 0.00 01:10:13 lo 1.15 1.15 0.07 0.07 0.00 0.00 0.00 0.00 01:10:13 ens3 10.64 6.62 27.61 2.04 0.00 0.00 0.00 0.00 01:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 1.37 0.13 0.24 0.10 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 0.63 0.06 5.63 0.04 0.00 0.00 0.00 0.00 01:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:13 ens3 0.81 0.06 1.04 0.05 0.00 0.00 0.00 0.00 01:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:15 ens3 0.69 0.09 0.14 0.06 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.54 1.14 5.56 0.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-37386) 08/14/26 _x86_64_ (2 CPU) 00:33:27 LINUX RESTART (2 CPU) 00:40:15 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 0.27 0.00 0.10 0.06 0.02 99.56 00:50:03 0 0.46 0.00 0.06 0.02 0.01 99.45 00:50:03 1 0.07 0.00 0.14 0.10 0.03 99.67 01:00:12 all 1.26 0.00 0.32 0.17 0.03 98.23 01:00:12 0 0.31 0.00 0.26 0.20 0.02 99.21 01:00:12 1 2.21 0.00 0.37 0.15 0.03 97.25 01:10:13 all 4.85 0.00 0.63 0.42 0.03 94.06 01:10:13 0 7.22 0.00 0.77 0.36 0.03 91.63 01:10:13 1 2.48 0.00 0.50 0.49 0.04 96.49 01:20:13 all 0.26 0.00 0.08 0.03 0.03 99.60 01:20:13 0 0.48 0.00 0.06 0.02 0.02 99.43 01:20:13 1 0.05 0.00 0.09 0.05 0.03 99.78 01:30:13 all 0.30 0.00 0.17 0.02 0.03 99.49 01:30:13 0 0.31 0.00 0.16 0.03 0.03 99.48 01:30:13 1 0.29 0.00 0.18 0.01 0.03 99.49 01:40:13 all 0.26 0.00 0.08 0.02 0.03 99.62 01:40:13 0 0.37 0.00 0.07 0.03 0.02 99.50 01:40:13 1 0.14 0.00 0.10 0.00 0.03 99.73 01:50:15 all 0.25 0.00 0.10 0.03 0.02 99.59 01:50:15 0 0.42 0.00 0.08 0.07 0.02 99.42 01:50:15 1 0.08 0.00 0.11 0.00 0.03 99.77 Average: all 1.07 0.00 0.21 0.11 0.03 98.59 Average: 0 1.36 0.00 0.21 0.10 0.02 98.30 Average: 1 0.77 0.00 0.21 0.11 0.03 98.88