---> uname -a: Linux prd-queue-disttest-2c-1g-62288 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.0G 30G 22% / 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 825 5243 4 2167 7116 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:bc:3e:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.179/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 76527sec preferred_lft 76527sec inet6 fe80::f816:3eff:febc:3e59/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-62288) 10/06/26 _x86_64_ (2 CPU) 00:33:27 LINUX RESTART (2 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 2.14 0.32 1.80 0.01 42.86 108.46 0.20 01:00:03 18.07 0.00 3.61 14.46 0.15 199.97 106497.57 01:10:03 2.92 0.00 2.67 0.25 0.00 106.85 396.33 01:20:03 1.50 0.00 1.50 0.00 0.01 17.61 0.00 01:30:03 1.79 0.00 1.77 0.02 0.00 20.77 0.23 01:40:03 7.31 0.42 5.70 1.20 36.48 393.63 6208.96 01:50:03 1.82 0.00 1.82 0.00 0.00 48.28 0.00 02:00:03 1.86 0.00 1.85 0.02 0.00 21.51 7.05 02:10:03 1.62 0.00 1.62 0.00 0.00 18.60 0.00 02:20:01 1.57 0.00 1.57 0.00 0.00 18.32 0.00 02:30:03 9.39 0.00 7.53 1.86 0.00 383.27 6969.78 02:40:03 1.42 0.00 1.42 0.00 0.00 19.72 0.00 02:50:01 1.65 0.00 1.65 0.00 0.00 19.08 0.00 03:00:03 1.91 0.00 1.89 0.02 0.11 22.58 0.43 03:10:03 1.64 0.00 1.64 0.00 0.00 19.21 0.00 Average: 3.78 0.05 2.54 1.19 5.30 94.63 8034.56 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5489288 7390308 388536 4.78 91268 1981216 877896 9.56 572628 1768420 304 01:00:03 5468920 7380112 397980 4.89 93260 1988944 880420 9.59 575176 1778112 816 01:10:03 5476356 7388896 389248 4.79 94136 1989404 882000 9.61 576568 1779320 252 01:20:03 5483468 7396500 381556 4.69 94308 1989732 882000 9.61 576624 1779812 272 01:30:03 5475296 7388848 389128 4.78 94484 1990076 882132 9.61 576664 1780332 328 01:40:03 5457672 7370580 404704 4.98 99704 1981928 882900 9.62 585544 1770820 9084 01:50:03 5479136 7392624 382776 4.71 99836 1982384 882964 9.62 585348 1771284 188 02:00:03 5467232 7381208 394136 4.85 99976 1982724 883096 9.62 585404 1771756 276 02:10:03 5472840 7387284 388072 4.77 100120 1983044 883096 9.62 585428 1772228 244 02:20:01 5470492 7385488 389884 4.79 100212 1983508 883096 9.62 585564 1772656 244 02:30:03 5469072 7381864 393064 4.83 106000 1975084 881628 9.60 585312 1770020 712 02:40:03 5469272 7382528 392416 4.83 106140 1975412 881692 9.60 585556 1770488 244 02:50:01 5473084 7386800 388144 4.77 106272 1975740 881700 9.60 585576 1770948 128 03:00:03 5467012 7381380 393596 4.84 106424 1976236 881700 9.60 585708 1771468 256 03:10:03 5468824 7383640 391332 4.81 106540 1976572 881700 9.60 585716 1771916 252 Average: 5472531 7385204 390971 4.81 99912 1982134 881868 9.61 582188 1773305 907 00:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 3.03 0.31 3.69 0.10 0.00 0.00 0.00 0.00 01:00:03 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:00:03 ens3 2.99 1.16 1.31 0.69 0.00 0.00 0.00 0.00 01:10:03 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:10:03 ens3 3.66 0.83 1.25 0.57 0.00 0.00 0.00 0.00 01:20:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:03 ens3 2.13 0.13 0.32 0.09 0.00 0.00 0.00 0.00 01:30:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:03 ens3 1.08 0.12 4.56 0.06 0.00 0.00 0.00 0.00 01:40:03 lo 1.26 1.26 0.07 0.07 0.00 0.00 0.00 0.00 01:40:03 ens3 8.93 7.12 27.43 3.77 0.00 0.00 0.00 0.00 01:50:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:03 ens3 0.36 0.06 0.05 0.02 0.00 0.00 0.00 0.00 02:00:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:03 ens3 0.47 0.06 0.05 0.02 0.00 0.00 0.00 0.00 02:10:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:10:03 ens3 0.42 0.08 0.07 0.04 0.00 0.00 0.00 0.00 02:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:01 ens3 0.30 0.07 0.04 0.02 0.00 0.00 0.00 0.00 02:30:03 lo 1.42 1.42 0.09 0.09 0.00 0.00 0.00 0.00 02:30:03 ens3 12.47 10.61 23.60 4.18 0.00 0.00 0.00 0.00 02:40:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:40:03 ens3 0.30 0.09 0.19 0.04 0.00 0.00 0.00 0.00 02:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:50:01 ens3 0.43 0.09 0.09 0.05 0.00 0.00 0.00 0.00 03:00:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 03:00:03 ens3 0.34 0.09 0.09 0.04 0.00 0.00 0.00 0.00 03:10:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 03:10:03 ens3 0.27 0.07 0.05 0.03 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 2.48 1.40 4.19 0.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-queue-disttest-2c-1g-62288) 10/06/26 _x86_64_ (2 CPU) 00:33:27 LINUX RESTART (2 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.39 0.00 0.14 0.04 0.00 99.43 00:50:01 0 0.40 0.00 0.18 0.07 0.00 99.35 00:50:01 1 0.39 0.00 0.09 0.01 0.00 99.50 01:00:03 all 1.87 0.00 0.39 0.07 0.00 97.66 01:00:03 0 3.22 0.00 0.49 0.13 0.00 96.15 01:00:03 1 0.52 0.00 0.30 0.01 0.00 99.16 01:10:03 all 1.03 0.00 0.18 0.03 0.00 98.75 01:10:03 0 1.51 0.00 0.22 0.01 0.01 98.26 01:10:03 1 0.55 0.00 0.15 0.05 0.00 99.25 01:20:03 all 0.25 0.00 0.08 0.01 0.00 99.65 01:20:03 0 0.27 0.00 0.07 0.02 0.00 99.64 01:20:03 1 0.23 0.00 0.10 0.01 0.00 99.67 01:30:03 all 0.30 0.00 0.20 0.01 0.01 99.48 01:30:03 0 0.08 0.00 0.22 0.01 0.02 99.67 01:30:03 1 0.52 0.00 0.18 0.01 0.01 99.28 01:40:03 all 4.02 0.00 0.57 0.16 0.00 95.24 01:40:03 0 3.98 0.00 0.59 0.14 0.00 95.29 01:40:03 1 4.07 0.00 0.55 0.19 0.00 95.19 01:50:03 all 0.27 0.00 0.10 0.01 0.00 99.63 01:50:03 0 0.05 0.00 0.12 0.01 0.00 99.83 01:50:03 1 0.49 0.00 0.07 0.02 0.00 99.42 02:00:03 all 0.28 0.00 0.18 0.01 0.00 99.52 02:00:03 0 0.08 0.00 0.19 0.00 0.00 99.73 02:00:03 1 0.49 0.00 0.18 0.03 0.00 99.31 02:10:03 all 0.25 0.00 0.07 0.02 0.00 99.65 02:10:03 0 0.04 0.00 0.08 0.00 0.00 99.87 02:10:03 1 0.46 0.00 0.06 0.05 0.00 99.43 02:20:01 all 0.25 0.00 0.08 0.02 0.00 99.65 02:20:01 0 0.04 0.00 0.10 0.00 0.00 99.85 02:20:01 1 0.46 0.00 0.05 0.03 0.00 99.46 02:30:03 all 7.15 0.00 1.07 0.22 0.00 91.56 02:30:03 0 10.33 0.00 1.18 0.22 0.01 88.26 02:30:03 1 3.98 0.00 0.95 0.21 0.00 94.85 02:30:03 CPU %user %nice %system %iowait %steal %idle 02:40:03 all 0.29 0.00 0.08 0.01 0.00 99.61 02:40:03 0 0.49 0.00 0.04 0.00 0.00 99.46 02:40:03 1 0.09 0.00 0.12 0.02 0.00 99.76 02:50:01 all 0.28 0.00 0.10 0.01 0.00 99.61 02:50:01 0 0.47 0.00 0.05 0.00 0.00 99.48 02:50:01 1 0.09 0.00 0.14 0.02 0.01 99.74 03:00:03 all 0.33 0.00 0.19 0.01 0.00 99.47 03:00:03 0 0.47 0.00 0.15 0.00 0.00 99.38 03:00:03 1 0.19 0.00 0.23 0.02 0.01 99.56 03:10:03 all 0.26 0.00 0.09 0.01 0.01 99.63 03:10:03 0 0.29 0.00 0.07 0.01 0.01 99.63 03:10:03 1 0.24 0.00 0.10 0.02 0.01 99.64 Average: all 1.15 0.00 0.23 0.04 0.00 98.57 Average: 0 1.45 0.00 0.25 0.04 0.00 98.25 Average: 1 0.85 0.00 0.22 0.05 0.00 98.88