---> uname -a: Linux prd-queue-disttest-2c-1g-46178 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 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 7.7G 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 716 5434 4 2080 7225 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:50:e8:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79486sec preferred_lft 79486sec inet6 fe80::f816:3eff:fe50:e8a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-46178) 08/31/26 _x86_64_ (2 CPU) 00:33:27 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 1.40 0.01 1.39 0.00 0.05 15.97 0.35 01:00:00 2.89 0.00 2.59 0.30 0.00 146.04 63.56 01:10:00 7.58 0.39 5.78 1.41 33.11 428.33 1416.13 01:20:00 2.25 0.72 1.50 0.03 95.23 75.31 57.99 01:30:00 1.60 0.00 1.57 0.03 0.00 18.57 2.04 01:40:00 1.44 0.00 1.43 0.01 0.00 16.04 1.04 01:50:00 1.40 0.00 1.40 0.00 0.00 15.44 0.00 02:00:00 1.73 0.00 1.71 0.02 0.00 19.72 0.31 02:10:00 5.28 0.00 4.32 0.96 0.03 179.88 1438.42 02:20:00 1.52 0.00 1.52 0.00 0.00 41.84 0.00 Average: 2.71 0.11 2.32 0.28 12.84 95.71 297.99 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 5708520 7504352 281124 3.46 63748 1908960 535228 5.83 406232 1744924 144 01:00:00 5689072 7493900 291312 3.58 64996 1916524 536444 5.84 407436 1753736 140 01:10:00 5691904 7495188 287464 3.53 71204 1906548 537936 5.86 414620 1744312 184 01:20:00 5661156 7494364 287784 3.54 71656 1935676 537936 5.86 425476 1763144 172 01:30:00 5663516 7497268 284840 3.50 71840 1936004 537936 5.86 425640 1763660 156 01:40:00 5679972 7514180 267928 3.29 71964 1936332 537936 5.86 425768 1764112 124 01:50:00 5680256 7514924 267172 3.29 72100 1936656 537936 5.86 425708 1764568 124 02:00:00 5671980 7507148 274904 3.38 72256 1936988 538000 5.86 425824 1765056 160 02:10:00 5675784 7505984 275716 3.39 75520 1928444 537632 5.86 426644 1759772 7592 02:20:00 5673528 7504336 277412 3.41 75672 1928900 537616 5.86 426648 1760256 156 Average: 5679569 7503164 279566 3.44 71096 1927103 537460 5.85 421000 1758354 895 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 2.76 0.14 0.39 0.08 0.00 0.00 0.00 0.00 01:00:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 2.48 0.63 0.80 0.37 0.00 0.00 0.00 0.00 01:10:00 lo 1.14 1.14 0.07 0.07 0.00 0.00 0.00 0.00 01:10:00 ens3 10.10 6.01 27.58 1.87 0.00 0.00 0.00 0.00 01:20:00 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 1.66 0.32 7.21 0.08 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.54 0.10 0.75 0.07 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.49 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.31 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 0.19 0.05 0.04 0.01 0.00 0.00 0.00 0.00 02:10:00 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 02:10:00 ens3 5.99 5.17 11.73 3.20 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 0.21 0.07 0.06 0.03 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 2.47 1.26 4.87 0.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-46178) 08/31/26 _x86_64_ (2 CPU) 00:33:27 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 0.24 0.00 0.09 0.01 0.00 99.67 00:50:00 0 0.41 0.00 0.06 0.01 0.00 99.51 00:50:00 1 0.06 0.00 0.11 0.01 0.00 99.82 01:00:00 all 1.07 0.00 0.27 0.09 0.00 98.57 01:00:00 0 0.65 0.00 0.24 0.11 0.00 99.00 01:00:00 1 1.49 0.00 0.29 0.08 0.01 98.13 01:10:00 all 4.63 0.00 0.66 0.16 0.01 94.53 01:10:00 0 2.13 0.00 0.56 0.26 0.01 97.05 01:10:00 1 7.14 0.00 0.77 0.07 0.01 92.02 01:20:00 all 0.38 0.00 0.12 0.03 0.00 99.46 01:20:00 0 0.49 0.00 0.10 0.02 0.00 99.39 01:20:00 1 0.27 0.00 0.15 0.04 0.00 99.53 01:30:00 all 0.26 0.00 0.17 0.01 0.00 99.55 01:30:00 0 0.43 0.00 0.14 0.02 0.00 99.41 01:30:00 1 0.10 0.00 0.20 0.01 0.00 99.69 01:40:00 all 0.26 0.00 0.08 0.01 0.00 99.64 01:40:00 0 0.05 0.00 0.11 0.01 0.01 99.82 01:40:00 1 0.47 0.00 0.06 0.00 0.00 99.47 01:50:00 all 0.25 0.00 0.08 0.01 0.00 99.67 01:50:00 0 0.05 0.00 0.10 0.02 0.00 99.84 01:50:00 1 0.44 0.00 0.06 0.00 0.00 99.49 02:00:00 all 0.25 0.00 0.18 0.01 0.00 99.56 02:00:00 0 0.07 0.00 0.19 0.02 0.00 99.73 02:00:00 1 0.44 0.00 0.17 0.00 0.00 99.39 02:10:00 all 3.67 0.00 0.49 0.11 0.01 95.73 02:10:00 0 4.93 0.00 0.63 0.18 0.01 94.26 02:10:00 1 2.42 0.00 0.35 0.05 0.00 97.19 02:20:00 all 0.25 0.00 0.09 0.06 0.00 99.59 02:20:00 0 0.05 0.00 0.12 0.12 0.01 99.71 02:20:00 1 0.46 0.00 0.06 0.01 0.00 99.47 Average: all 1.13 0.00 0.22 0.05 0.00 98.60 Average: 0 0.92 0.00 0.22 0.08 0.00 98.77 Average: 1 1.33 0.00 0.22 0.03 0.00 98.42