---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22164 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 7.9G 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 770 5195 4 2263 7171 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:cf:59:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80820sec preferred_lft 80820sec inet6 fe80::f816:3eff:fecf:59ec/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22164) 03/24/26 _x86_64_ (2 CPU) 00:40:03 LINUX RESTART (2 CPU) 00:50:44 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:34 1.44 0.01 1.41 0.03 0.05 17.61 665.98 01:10:44 1.21 0.00 1.19 0.02 0.00 14.57 1.18 01:20:44 1.26 0.00 1.24 0.02 0.01 15.19 1.20 01:30:24 1.41 0.00 1.39 0.03 0.00 17.10 677.45 01:40:01 1.83 0.33 1.47 0.03 40.57 73.99 1.46 01:50:34 20.90 2.87 15.91 2.12 216.89 2955.34 633.20 02:00:50 14.90 0.01 1.79 13.09 0.61 64.02 103838.28 02:10:01 1.42 0.00 1.41 0.00 0.38 97.37 0.09 Average: 5.76 0.42 3.34 2.00 33.91 429.81 13712.71 00:50:44 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:34 6289792 7536560 283800 3.49 30768 1421680 536104 5.84 445656 1183680 192 01:10:44 6289292 7536592 283764 3.49 30952 1422012 536252 5.84 445868 1184208 124 01:20:44 6285932 7533792 286552 3.52 31172 1422340 536252 5.84 446520 1184756 196 01:30:24 6290004 7538384 281920 3.47 31352 1422668 536400 5.84 446732 1185264 188 01:40:01 6235940 7513024 306748 3.77 31736 1450624 733512 7.99 463972 1202412 124 01:50:34 5331600 7438240 333492 4.10 85052 2185680 592424 6.45 577148 1944916 136 02:00:50 5252916 7372732 399040 4.91 85228 2198804 688280 7.50 630316 1958188 1036 02:10:01 5237632 7379248 392480 4.83 85364 2220488 683032 7.44 633112 1979872 672 Average: 5901638 7481072 320974 3.95 51453 1718037 605282 6.59 511166 1477912 334 00:50:44 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:34 ens3 0.44 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:44 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:44 ens3 0.41 0.04 0.09 0.03 0.00 0.00 0.00 0.00 01:20:44 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:44 ens3 0.48 0.08 0.13 0.06 0.00 0.00 0.00 0.00 01:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:24 ens3 0.36 0.15 0.07 0.49 0.00 0.00 0.00 0.00 01:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.74 0.26 3.23 0.06 0.00 0.00 0.00 0.00 01:50:34 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:34 ens3 63.00 42.47 281.70 10.59 0.00 0.00 0.00 0.00 02:00:50 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:50 ens3 39.17 31.72 8.54 4.16 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 45.67 45.10 10.38 6.47 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 19.05 15.06 40.23 2.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22164) 03/24/26 _x86_64_ (2 CPU) 00:40:03 LINUX RESTART (2 CPU) 00:50:44 CPU %user %nice %system %iowait %steal %idle 01:00:34 all 0.27 0.00 0.16 0.01 0.03 99.53 01:00:34 0 0.30 0.00 0.15 0.01 0.03 99.51 01:00:34 1 0.24 0.00 0.16 0.02 0.03 99.55 01:10:44 all 0.24 0.00 0.07 0.01 0.03 99.65 01:10:44 0 0.41 0.00 0.04 0.00 0.02 99.52 01:10:44 1 0.06 0.00 0.09 0.02 0.04 99.78 01:20:44 all 0.27 0.00 0.07 0.01 0.03 99.62 01:20:44 0 0.43 0.00 0.05 0.02 0.03 99.48 01:20:44 1 0.12 0.00 0.09 0.01 0.04 99.75 01:30:24 all 0.26 0.00 0.15 0.01 0.03 99.56 01:30:24 0 0.10 0.00 0.16 0.02 0.03 99.69 01:30:24 1 0.41 0.00 0.13 0.01 0.02 99.43 01:40:01 all 0.34 0.00 0.10 0.02 0.03 99.51 01:40:01 0 0.49 0.00 0.08 0.03 0.02 99.38 01:40:01 1 0.18 0.00 0.12 0.01 0.04 99.65 01:50:34 all 10.11 0.00 1.52 0.48 0.04 87.84 01:50:34 0 8.79 0.00 1.23 0.53 0.04 89.42 01:50:34 1 11.44 0.00 1.81 0.44 0.05 86.27 02:00:50 all 6.15 0.00 0.56 0.04 0.07 93.19 02:00:50 0 5.12 0.00 0.51 0.06 0.07 94.25 02:00:50 1 7.18 0.00 0.61 0.01 0.07 92.12 02:10:01 all 7.91 0.00 0.50 0.01 0.07 91.51 02:10:01 0 9.10 0.00 0.53 0.01 0.06 90.30 02:10:01 1 6.74 0.00 0.47 0.01 0.07 92.71 Average: all 3.22 0.00 0.40 0.08 0.04 96.26 Average: 0 3.09 0.00 0.35 0.09 0.04 96.43 Average: 1 3.35 0.00 0.45 0.07 0.05 96.09