---> uname -a: Linux prd-queue-disttest-2c-1g-25575 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 692 5440 4 2096 7249 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:63:6b:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80495sec preferred_lft 80495sec inet6 fe80::f816:3eff:fe63:6b95/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-25575) 06/07/26 _x86_64_ (2 CPU) 02:58:49 LINUX RESTART (2 CPU) 03:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:16 7.27 0.32 6.77 0.17 37.63 1391.69 4.19 03:20:16 1.42 0.01 1.40 0.01 1.12 23.47 0.44 03:30:16 1.45 0.00 1.43 0.02 0.00 18.04 0.28 03:40:16 14.22 0.00 1.29 12.93 0.15 15.75 107491.60 03:50:16 1.20 0.00 1.20 0.00 0.00 14.31 0.00 04:00:16 1.54 0.00 1.52 0.02 0.00 18.51 0.28 04:10:16 1.37 0.00 1.37 0.00 0.00 15.71 0.00 04:20:16 1.39 0.00 1.39 0.00 0.00 15.80 0.00 04:30:13 1.69 0.00 1.67 0.02 0.00 20.19 0.28 Average: 3.51 0.04 2.00 1.46 4.32 170.49 11952.02 03:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:16 5657060 7488716 297224 3.65 63496 1944608 735332 8.01 479028 1715920 2520 03:20:16 5657060 7489544 296272 3.64 63680 1945248 531760 5.79 473796 1716432 220 03:30:16 5660128 7493120 292684 3.60 63836 1945576 531784 5.79 473884 1716916 168 03:40:16 5659880 7493388 292392 3.60 63960 1945948 531936 5.79 473948 1717384 136 03:50:16 5659628 7493736 292044 3.59 64100 1946400 531944 5.79 474104 1717848 212 04:00:16 5654340 7488936 296816 3.65 64248 1946732 532016 5.79 474164 1718328 124 04:10:16 5664576 7499652 286088 3.52 64396 1947060 532008 5.79 474180 1718800 176 04:20:16 5662744 7498308 287432 3.53 64544 1947388 532016 5.79 474232 1719280 124 04:30:13 5653728 7489804 295744 3.64 64724 1947716 587092 6.39 479436 1719784 164 Average: 5658794 7492800 292966 3.60 64109 1946297 560654 6.11 475197 1717855 427 03:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:16 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 03:10:16 ens3 5.95 1.44 43.53 0.29 0.00 0.00 0.00 0.00 03:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:16 ens3 0.87 0.03 0.08 0.01 0.00 0.00 0.00 0.00 03:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:16 ens3 0.50 0.07 0.11 0.05 0.00 0.00 0.00 0.00 03:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:16 ens3 0.46 0.06 1.60 0.03 0.00 0.00 0.00 0.00 03:50:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:16 ens3 0.30 0.02 0.06 0.01 0.00 0.00 0.00 0.00 04:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:16 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 04:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:16 ens3 0.64 0.03 0.07 0.02 0.00 0.00 0.00 0.00 04:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:16 ens3 0.35 0.03 0.99 0.01 0.00 0.00 0.00 0.00 04:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:13 ens3 0.19 0.03 0.04 0.01 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 1.06 0.20 5.18 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-25575) 06/07/26 _x86_64_ (2 CPU) 02:58:49 LINUX RESTART (2 CPU) 03:00:16 CPU %user %nice %system %iowait %steal %idle 03:10:16 all 1.13 0.00 0.31 0.19 0.03 98.35 03:10:16 0 1.89 0.00 0.33 0.20 0.02 97.57 03:10:16 1 0.37 0.00 0.29 0.19 0.03 99.12 03:20:16 all 0.24 0.00 0.10 0.09 0.02 99.55 03:20:16 0 0.40 0.00 0.08 0.06 0.02 99.44 03:20:16 1 0.08 0.00 0.12 0.11 0.03 99.66 03:30:16 all 0.28 0.00 0.17 0.08 0.03 99.44 03:30:16 0 0.47 0.00 0.15 0.08 0.02 99.28 03:30:16 1 0.09 0.00 0.18 0.08 0.03 99.61 03:40:16 all 0.21 0.00 0.08 0.07 0.02 99.62 03:40:16 0 0.36 0.00 0.08 0.11 0.02 99.43 03:40:16 1 0.05 0.00 0.09 0.02 0.03 99.80 03:50:16 all 0.20 0.00 0.07 0.03 0.03 99.67 03:50:16 0 0.35 0.00 0.04 0.04 0.02 99.55 03:50:16 1 0.05 0.00 0.09 0.03 0.03 99.80 04:00:16 all 0.28 0.00 0.14 0.05 0.03 99.49 04:00:16 0 0.27 0.00 0.15 0.03 0.03 99.52 04:00:16 1 0.30 0.00 0.14 0.07 0.03 99.47 04:10:16 all 0.25 0.00 0.06 0.03 0.03 99.63 04:10:16 0 0.31 0.00 0.06 0.01 0.02 99.59 04:10:16 1 0.19 0.00 0.07 0.04 0.03 99.67 04:20:16 all 0.24 0.00 0.07 0.02 0.03 99.64 04:20:16 0 0.44 0.00 0.06 0.01 0.03 99.46 04:20:16 1 0.05 0.00 0.07 0.03 0.03 99.82 04:30:13 all 0.26 0.00 0.16 0.01 0.03 99.54 04:30:13 0 0.25 0.00 0.14 0.01 0.03 99.58 04:30:13 1 0.27 0.00 0.17 0.01 0.03 99.51 Average: all 0.34 0.00 0.13 0.06 0.03 99.44 Average: 0 0.53 0.00 0.12 0.06 0.02 99.27 Average: 1 0.16 0.00 0.14 0.06 0.03 99.61