---> uname -a: Linux prd-queue-disttest-2c-1g-41501 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 8.1G 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 725 5066 4 2461 7215 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:44:cb:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83180sec preferred_lft 83180sec inet6 fe80::f816:3eff:fe44:cbc9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-41501) 08/27/26 _x86_64_ (2 CPU) 13:59:49 LINUX RESTART (2 CPU) 14:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:30 53.99 5.29 41.66 7.04 732.16 4791.58 4342.14 14:20:20 1.17 0.01 1.16 0.00 0.07 14.24 0.18 14:30:00 1.37 0.00 1.35 0.02 0.00 16.92 0.23 14:40:30 1.12 0.00 1.12 0.00 0.00 13.75 0.17 14:50:10 1.16 0.00 1.16 0.00 0.00 13.95 0.00 Average: 12.26 1.11 9.67 1.48 153.29 1014.74 909.14 14:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:30 5258348 7459604 294184 3.62 98248 2249636 531868 5.79 416988 2113516 140 14:20:20 5272012 7473748 279664 3.44 98396 2249968 531868 5.79 416904 2113988 224 14:30:00 5266372 7468560 284908 3.50 98520 2250288 531868 5.79 416796 2114440 160 14:40:30 5268240 7470872 282584 3.47 98644 2250616 531892 5.79 417048 2114884 180 14:50:10 5275576 7478648 274816 3.38 98748 2250944 532112 5.80 417212 2115324 196 Average: 5268110 7470286 283231 3.48 98511 2250290 531922 5.79 416990 2114430 180 14:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:30 lo 1.49 1.49 0.10 0.10 0.00 0.00 0.00 0.00 14:10:30 ens3 43.05 29.56 315.98 8.93 0.00 0.00 0.00 0.00 14:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 14:20:20 ens3 3.73 0.14 0.40 0.09 0.00 0.00 0.00 0.00 14:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 14:30:00 ens3 0.43 0.06 0.09 0.05 0.00 0.00 0.00 0.00 14:40:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 14:40:30 ens3 0.36 0.09 0.10 0.06 0.00 0.00 0.00 0.00 14:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 14:50:10 ens3 0.96 0.26 0.33 0.21 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 10.09 6.30 66.33 1.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-41501) 08/27/26 _x86_64_ (2 CPU) 13:59:49 LINUX RESTART (2 CPU) 14:00:00 CPU %user %nice %system %iowait %steal %idle 14:10:30 all 16.15 0.00 2.18 1.13 0.02 80.52 14:10:30 0 17.58 0.00 2.24 1.21 0.02 78.95 14:10:30 1 14.72 0.00 2.13 1.04 0.02 82.09 14:20:20 all 0.27 0.00 0.11 0.01 0.01 99.60 14:20:20 0 0.45 0.00 0.06 0.01 0.00 99.48 14:20:20 1 0.09 0.00 0.16 0.01 0.01 99.73 14:30:00 all 0.29 0.00 0.18 0.01 0.01 99.50 14:30:00 0 0.50 0.00 0.16 0.02 0.01 99.32 14:30:00 1 0.08 0.00 0.21 0.01 0.01 99.69 14:40:30 all 0.24 0.00 0.08 0.01 0.01 99.66 14:40:30 0 0.43 0.00 0.04 0.01 0.01 99.51 14:40:30 1 0.06 0.00 0.12 0.01 0.01 99.80 14:50:10 all 0.27 0.00 0.08 0.01 0.01 99.63 14:50:10 0 0.46 0.00 0.05 0.01 0.01 99.47 14:50:10 1 0.07 0.00 0.12 0.00 0.02 99.79 Average: all 3.59 0.00 0.55 0.24 0.01 95.60 Average: 0 4.04 0.00 0.53 0.26 0.01 95.16 Average: 1 3.15 0.00 0.57 0.22 0.01 96.05