---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6240 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 753 5283 4 2193 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:49:7f:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75608sec preferred_lft 75608sec inet6 fe80::f816:3eff:fe49:7f3a/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-6240) 03/20/26 _x86_64_ (2 CPU) 04:32:59 LINUX RESTART (2 CPU) 04:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:01 1.31 0.01 1.28 0.02 0.06 15.42 1.24 05:00:01 1.48 0.00 1.45 0.03 0.00 17.96 655.02 05:10:22 1.27 0.00 1.25 0.02 0.00 15.10 1.17 05:20:12 1.38 0.00 1.36 0.02 0.01 16.26 1.23 05:30:01 2.04 0.32 1.68 0.04 39.73 75.00 444.70 05:40:02 14.07 0.03 1.49 12.55 2.29 17.95 108982.64 05:50:22 1.36 0.00 1.36 0.00 0.00 15.64 0.00 06:00:01 1.53 0.00 1.53 0.01 0.00 18.28 451.67 06:10:22 1.34 0.00 1.34 0.00 0.00 15.83 0.00 06:20:22 1.36 0.00 1.36 0.00 0.00 16.15 0.00 06:30:01 1.46 0.01 1.44 0.01 0.10 17.47 451.37 06:40:22 1.29 0.00 1.29 0.00 0.00 15.73 0.00 06:50:22 1.17 0.00 1.17 0.00 0.00 14.43 0.00 07:00:22 1.42 0.00 1.41 0.01 0.00 17.63 435.53 07:10:22 9.22 1.36 7.46 0.39 99.73 1292.56 1179.20 07:20:22 18.37 1.65 14.65 2.08 126.35 2461.91 1702.23 07:30:22 3.03 0.05 2.48 0.49 2.11 140.77 1424.43 Average: 3.71 0.20 2.59 0.92 15.86 246.05 6813.64 04:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 6287948 7538560 281904 3.47 30732 1425520 528748 5.76 444684 1187300 192 05:00:01 6281032 7532204 288296 3.54 30940 1425852 528952 5.76 444704 1187840 120 05:10:22 6281032 7532772 287716 3.54 31152 1426204 528920 5.76 444956 1188404 184 05:20:12 6281032 7533324 287144 3.53 31376 1426536 530540 5.78 446316 1188948 172 05:30:01 6240772 7521872 297892 3.66 31788 1454512 718272 7.82 462172 1206168 160 05:40:02 6235276 7517632 302068 3.71 32004 1455536 718580 7.83 463296 1206804 272 05:50:22 6235024 7517868 301800 3.71 32156 1455860 718580 7.83 463312 1207284 164 06:00:01 6249920 7533256 286192 3.52 32324 1456156 718612 7.83 463452 1207748 240 06:10:22 6249680 7533540 285960 3.52 32484 1456516 718744 7.83 463424 1208264 164 06:20:22 6258736 7543088 276452 3.40 32648 1456844 718744 7.83 463524 1208760 164 06:30:01 6244944 7529928 289524 3.56 32820 1457320 718744 7.83 463560 1209248 276 06:40:22 6251032 7536544 282940 3.48 32988 1457644 718948 7.83 463856 1209772 228 06:50:22 6251032 7537032 282484 3.47 33140 1457976 718948 7.83 463888 1210256 268 07:00:22 6241368 7527880 291508 3.58 33300 1458304 719012 7.83 464300 1210744 168 07:10:22 5780556 7428948 366440 4.51 62220 1770732 782512 8.52 555388 1538656 33412 07:20:22 5345164 7457500 313792 3.86 86496 2189884 761472 8.29 556996 1950300 208 07:30:22 5398576 7371324 409140 5.03 87296 2057796 854344 9.31 650144 1818744 36848 Average: 6124301 7511369 301838 3.71 40345 1546423 688392 7.50 481057 1302661 4308 04:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 0.73 0.08 0.10 0.04 0.00 0.00 0.00 0.00 05:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:01 ens3 0.45 0.06 0.08 0.03 0.00 0.00 0.00 0.00 05:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:22 ens3 0.31 0.03 0.06 0.01 0.00 0.00 0.00 0.00 05:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:12 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 05:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:30:01 ens3 0.53 0.25 3.12 0.05 0.00 0.00 0.00 0.00 05:40:02 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 05:40:02 ens3 0.39 0.20 0.09 0.46 0.00 0.00 0.00 0.00 05:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:22 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 06:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:01 ens3 0.32 0.11 0.11 0.06 0.00 0.00 0.00 0.00 06:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:22 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 06:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:22 ens3 0.18 0.04 0.04 0.01 0.00 0.00 0.00 0.00 06:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:01 ens3 0.26 0.07 0.08 0.04 0.00 0.00 0.00 0.00 06:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:22 ens3 0.43 0.12 0.15 0.08 0.00 0.00 0.00 0.00 06:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:50:22 ens3 0.23 0.04 0.05 0.01 0.00 0.00 0.00 0.00 07:00:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:00:22 ens3 0.93 0.22 0.36 0.21 0.00 0.00 0.00 0.00 07:10:22 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 07:10:22 ens3 23.37 16.52 140.59 5.29 0.00 0.00 0.00 0.00 07:20:22 lo 1.24 1.24 0.09 0.09 0.00 0.00 0.00 0.00 07:20:22 ens3 69.47 50.55 161.23 11.69 0.00 0.00 0.00 0.00 07:30:22 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 07:30:22 ens3 22.79 16.47 13.74 5.62 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 7.11 4.99 18.82 1.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6240) 03/20/26 _x86_64_ (2 CPU) 04:32:59 LINUX RESTART (2 CPU) 04:40:22 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 0.28 0.00 0.07 0.21 0.03 99.41 04:50:01 0 0.47 0.00 0.05 0.06 0.02 99.39 04:50:01 1 0.09 0.00 0.09 0.36 0.04 99.42 05:00:01 all 0.30 0.00 0.16 0.01 0.03 99.50 05:00:01 0 0.44 0.00 0.14 0.02 0.03 99.39 05:00:01 1 0.17 0.00 0.18 0.01 0.04 99.61 05:10:22 all 0.24 0.00 0.07 0.02 0.03 99.63 05:10:22 0 0.28 0.00 0.07 0.02 0.03 99.60 05:10:22 1 0.20 0.00 0.08 0.02 0.04 99.67 05:20:12 all 0.23 0.00 0.08 0.01 0.04 99.64 05:20:12 0 0.21 0.00 0.09 0.02 0.04 99.64 05:20:12 1 0.26 0.00 0.07 0.00 0.03 99.63 05:30:01 all 0.39 0.00 0.20 0.03 0.04 99.34 05:30:01 0 0.38 0.00 0.21 0.04 0.04 99.33 05:30:01 1 0.41 0.00 0.19 0.02 0.03 99.36 05:40:02 all 0.28 0.00 0.08 0.04 0.04 99.56 05:40:02 0 0.44 0.00 0.08 0.06 0.03 99.39 05:40:02 1 0.13 0.00 0.09 0.01 0.05 99.73 05:50:22 all 0.25 0.00 0.06 0.02 0.03 99.64 05:50:22 0 0.37 0.00 0.04 0.03 0.02 99.53 05:50:22 1 0.12 0.00 0.08 0.00 0.04 99.75 06:00:01 all 0.25 0.00 0.15 0.01 0.03 99.56 06:00:01 0 0.30 0.00 0.14 0.03 0.02 99.51 06:00:01 1 0.20 0.00 0.15 0.00 0.05 99.60 06:10:22 all 0.18 0.00 0.06 0.02 0.03 99.71 06:10:22 0 0.31 0.00 0.04 0.03 0.02 99.60 06:10:22 1 0.04 0.00 0.09 0.00 0.04 99.82 06:20:22 all 0.25 0.00 0.06 0.02 0.04 99.64 06:20:22 0 0.45 0.00 0.05 0.01 0.02 99.47 06:20:22 1 0.04 0.00 0.08 0.02 0.05 99.81 06:30:01 all 0.26 0.00 0.16 0.31 0.03 99.25 06:30:01 0 0.37 0.00 0.14 0.08 0.02 99.39 06:30:01 1 0.14 0.00 0.18 0.54 0.04 99.10 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:22 all 0.26 0.00 0.07 1.05 0.03 98.60 06:40:22 0 0.46 0.00 0.05 0.22 0.02 99.25 06:40:22 1 0.06 0.00 0.08 1.87 0.04 97.95 06:50:22 all 0.24 0.00 0.06 0.38 0.03 99.29 06:50:22 0 0.42 0.00 0.04 0.46 0.02 99.06 06:50:22 1 0.06 0.00 0.09 0.30 0.04 99.52 07:00:22 all 0.25 0.00 0.15 0.01 0.03 99.56 07:00:22 0 0.42 0.00 0.13 0.02 0.02 99.42 07:00:22 1 0.07 0.00 0.18 0.01 0.05 99.70 07:10:22 all 3.51 0.00 0.61 16.10 0.05 79.73 07:10:22 0 3.75 0.00 0.64 15.01 0.05 80.56 07:10:22 1 3.28 0.00 0.57 17.20 0.05 78.90 07:20:22 all 8.37 0.00 1.36 27.29 0.05 62.92 07:20:22 0 8.90 0.00 1.37 35.03 0.06 54.65 07:20:22 1 7.84 0.00 1.35 19.56 0.05 71.20 07:30:22 all 5.81 0.00 0.66 3.68 0.14 89.71 07:30:22 0 6.98 0.00 0.68 4.07 0.14 88.14 07:30:22 1 4.65 0.00 0.63 3.29 0.15 91.28 Average: all 1.25 0.00 0.24 2.89 0.04 95.57 Average: 0 1.46 0.00 0.23 3.24 0.03 95.03 Average: 1 1.04 0.00 0.24 2.54 0.05 96.12