---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16122 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 8.2G 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 753 4961 4 2519 7188 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:1b:df:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78487sec preferred_lft 78487sec inet6 fe80::f816:3eff:fe1b:df67/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16122) 05/18/26 _x86_64_ (2 CPU) 00:41:30 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.66 0.01 1.63 0.02 0.05 20.15 0.78 01:10:01 1.30 0.00 1.28 0.02 0.00 15.62 1.20 01:20:17 13.67 0.00 1.42 12.24 0.16 17.20 106352.06 01:30:01 1.50 0.00 1.46 0.03 0.00 18.42 1.47 01:40:01 1.42 0.00 1.40 0.02 0.00 17.61 1.17 01:50:05 1.81 0.44 1.35 0.02 16.74 84.53 1.26 02:00:01 22.21 2.61 17.31 2.29 212.79 3198.75 1166.90 02:10:01 1.37 0.00 1.34 0.03 0.00 17.84 1.28 02:20:17 1.27 0.00 1.25 0.02 0.00 80.64 1.30 02:30:01 1.77 0.00 1.72 0.05 0.00 359.64 1.49 02:40:01 1.41 0.00 1.38 0.02 0.00 138.31 1.13 02:50:17 1.21 0.00 1.20 0.01 0.00 16.02 1.05 Average: 4.22 0.25 2.71 1.25 18.98 328.77 9169.72 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6246144 7520012 300136 3.69 30868 1448376 535684 5.83 459960 1200608 124 01:10:01 6253492 7527912 292224 3.59 31084 1448704 536016 5.84 460180 1201152 160 01:20:17 6253244 7528260 291844 3.59 31300 1449076 536016 5.84 460524 1201712 132 01:30:01 6252452 7528128 291980 3.59 31508 1449516 536024 5.84 460632 1202244 160 01:40:01 6256404 7532680 287320 3.53 31740 1449864 536216 5.84 461444 1202812 156 01:50:05 6205364 7508440 311108 3.83 32284 1475704 555000 6.05 487460 1227684 660 02:00:01 5088084 7207864 563464 6.93 85436 2198256 809192 8.81 771464 1959344 280 02:10:01 5105116 7225492 545836 6.71 85620 2198672 734208 8.00 696584 1959944 240 02:20:17 5143780 7284656 486652 5.98 85808 2218984 763952 8.32 710264 1980444 184 02:30:01 4893040 7138052 631780 7.77 86008 2321728 906040 9.87 852016 2083244 3268 02:40:01 4749176 7028508 740816 9.11 86168 2355400 992124 10.81 938964 2117092 196 02:50:17 4794212 7074148 695176 8.55 86336 2355828 946200 10.31 892576 2117688 192 Average: 5603376 7342013 453195 5.57 58680 1864176 698889 7.61 637672 1621164 479 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.88 0.06 0.10 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.02 0.04 10.74 0.03 0.00 0.00 0.00 0.00 01:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 0.48 0.06 0.12 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.30 0.06 0.07 0.04 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.49 0.24 0.11 0.62 0.00 0.00 0.00 0.00 01:50:05 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:05 ens3 17.03 7.98 40.76 2.92 0.00 0.00 0.00 0.00 02:00:01 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 67.97 50.59 745.05 9.27 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 16.18 15.32 479.28 1.03 0.00 0.00 0.00 0.00 02:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:17 ens3 39.00 38.61 1213.01 2.56 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 14.18 13.94 420.90 0.96 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 14.47 13.90 428.63 0.96 0.00 0.00 0.00 0.00 02:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:17 ens3 6.33 6.05 181.47 0.44 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.86 12.25 294.36 1.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16122) 05/18/26 _x86_64_ (2 CPU) 00:41:30 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.29 0.00 0.18 0.01 0.02 99.50 01:00:01 0 0.49 0.00 0.18 0.00 0.02 99.31 01:00:01 1 0.08 0.00 0.19 0.01 0.03 99.69 01:10:01 all 0.25 0.00 0.08 0.01 0.02 99.64 01:10:01 0 0.22 0.00 0.09 0.01 0.02 99.65 01:10:01 1 0.27 0.00 0.07 0.01 0.02 99.63 01:20:17 all 0.27 0.00 0.09 0.03 0.02 99.58 01:20:17 0 0.47 0.00 0.08 0.06 0.02 99.38 01:20:17 1 0.07 0.00 0.10 0.00 0.03 99.79 01:30:01 all 0.31 0.00 0.17 0.01 0.02 99.50 01:30:01 0 0.47 0.00 0.16 0.01 0.02 99.35 01:30:01 1 0.14 0.00 0.17 0.01 0.03 99.64 01:40:01 all 0.23 0.00 0.10 0.01 0.02 99.64 01:40:01 0 0.22 0.00 0.10 0.01 0.02 99.65 01:40:01 1 0.25 0.00 0.09 0.01 0.02 99.63 01:50:05 all 0.61 0.00 0.13 0.02 0.02 99.22 01:50:05 0 0.36 0.00 0.13 0.03 0.03 99.44 01:50:05 1 0.85 0.00 0.13 0.01 0.02 98.99 02:00:01 all 10.86 0.00 1.83 2.07 0.06 85.18 02:00:01 0 9.70 0.00 1.65 2.15 0.07 86.43 02:00:01 1 12.01 0.00 2.00 2.00 0.05 83.94 02:10:01 all 0.60 0.00 0.25 0.01 0.05 99.09 02:10:01 0 0.50 0.00 0.10 0.01 0.03 99.36 02:10:01 1 0.71 0.00 0.40 0.00 0.07 98.83 02:20:17 all 1.08 0.00 0.50 0.01 0.05 98.35 02:20:17 0 1.09 0.00 0.49 0.01 0.03 98.38 02:20:17 1 1.08 0.00 0.52 0.01 0.07 98.32 02:30:01 all 0.83 0.00 0.29 0.03 0.05 98.80 02:30:01 0 0.79 0.00 0.25 0.05 0.04 98.87 02:30:01 1 0.87 0.00 0.32 0.02 0.06 98.74 02:40:01 all 0.73 0.00 0.24 0.02 0.05 98.96 02:40:01 0 0.87 0.00 0.32 0.03 0.06 98.72 02:40:01 1 0.59 0.00 0.17 0.01 0.04 99.20 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:17 all 0.53 0.00 0.20 0.01 0.04 99.22 02:50:17 0 0.54 0.00 0.09 0.00 0.02 99.34 02:50:17 1 0.53 0.00 0.31 0.01 0.06 99.10 Average: all 1.37 0.00 0.34 0.18 0.04 98.07 Average: 0 1.30 0.00 0.30 0.19 0.03 98.17 Average: 1 1.45 0.00 0.37 0.17 0.04 97.97