---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8362 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 8.1G 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 762 5025 4 2444 7179 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:68:45:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78756sec preferred_lft 78756sec inet6 fe80::f816:3eff:fe68:4569/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8362) 04/27/26 _x86_64_ (2 CPU) 01:47:36 LINUX RESTART (2 CPU) 01:50:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:17 1.72 0.03 1.68 0.01 1.24 20.37 436.03 02:10:01 1.38 0.01 1.37 0.00 0.05 16.38 0.12 02:20:17 1.40 0.00 1.40 0.00 0.01 16.17 0.12 02:30:17 1.62 0.00 1.60 0.01 0.00 19.79 653.80 02:40:01 1.91 0.32 1.57 0.01 40.08 75.79 0.21 02:50:02 1.99 0.43 1.55 0.00 18.99 49.78 0.09 03:00:17 21.47 2.54 16.71 2.22 205.65 3018.19 575.88 03:10:01 1.21 0.00 1.20 0.02 0.00 15.58 0.14 03:20:11 1.41 0.00 1.39 0.02 0.00 17.70 0.13 03:30:17 15.18 0.00 1.80 13.37 0.15 276.15 105588.51 03:40:01 1.41 0.00 1.39 0.02 0.00 163.41 1.16 03:50:17 1.56 0.00 1.54 0.02 0.00 20.01 0.16 Average: 4.41 0.28 2.80 1.33 22.51 315.01 9029.99 01:50:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:17 6266640 7517612 302744 3.72 30636 1426136 529024 5.76 447016 1187340 132 02:10:01 6266640 7518120 302232 3.72 30816 1426464 529036 5.76 447116 1187848 124 02:20:17 6273780 7525772 294608 3.62 30992 1426800 529176 5.76 447064 1188356 156 02:30:17 6270304 7522832 297540 3.66 31188 1427124 529200 5.76 447192 1188880 132 02:40:01 6221976 7503524 316092 3.89 31540 1455416 731640 7.97 464672 1206460 152 02:50:02 6215768 7513556 305976 3.76 31872 1471136 546432 5.95 484836 1219996 332 03:00:17 5080532 7198776 572452 7.04 85012 2197384 810944 8.83 777472 1955784 176 03:10:01 5167752 7286552 484700 5.96 85184 2197784 725388 7.90 691232 1956344 176 03:20:11 5071392 7190936 580352 7.14 85376 2198336 751348 8.18 701076 1957092 328 03:30:17 4992876 7204464 565740 6.96 85564 2289388 832452 9.07 782388 2048304 13888 03:40:01 4881828 7123636 646068 7.94 85736 2319032 906620 9.87 856804 2077988 164 03:50:17 4870040 7112508 657180 8.08 85896 2319512 953408 10.38 853396 2078636 212 Average: 5631627 7351524 443807 5.46 58318 1846209 697889 7.60 616689 1604419 1331 01:50:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:17 ens3 0.76 0.06 0.10 0.03 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 0.42 0.04 0.06 0.01 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 0.70 0.03 2.30 0.01 0.00 0.00 0.00 0.00 02:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:17 ens3 0.53 0.04 0.97 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.71 0.30 3.31 0.11 0.00 0.00 0.00 0.00 02:50:02 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 10.96 5.66 20.00 3.06 0.00 0.00 0.00 0.00 03:00:17 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:00:17 ens3 72.53 58.14 687.73 9.68 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 25.53 23.24 392.81 1.53 0.00 0.00 0.00 0.00 03:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:11 ens3 72.91 68.45 1190.55 4.49 0.00 0.00 0.00 0.00 03:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:17 ens3 23.00 22.28 364.49 1.53 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 28.50 27.35 446.75 1.83 0.00 0.00 0.00 0.00 03:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:17 ens3 16.49 15.98 254.44 1.10 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 21.27 18.62 282.28 1.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8362) 04/27/26 _x86_64_ (2 CPU) 01:47:36 LINUX RESTART (2 CPU) 01:50:17 CPU %user %nice %system %iowait %steal %idle 02:00:17 all 0.31 0.00 0.18 0.01 0.03 99.47 02:00:17 0 0.24 0.00 0.18 0.02 0.03 99.53 02:00:17 1 0.38 0.00 0.17 0.01 0.03 99.41 02:10:01 all 0.28 0.00 0.07 0.01 0.03 99.61 02:10:01 0 0.34 0.00 0.05 0.01 0.02 99.57 02:10:01 1 0.21 0.00 0.09 0.02 0.03 99.64 02:20:17 all 0.24 0.00 0.07 0.96 0.03 98.70 02:20:17 0 0.05 0.00 0.08 1.90 0.03 97.93 02:20:17 1 0.43 0.00 0.07 0.01 0.03 99.47 02:30:17 all 0.27 0.00 0.18 0.01 0.03 99.51 02:30:17 0 0.11 0.00 0.20 0.01 0.03 99.66 02:30:17 1 0.43 0.00 0.16 0.01 0.03 99.37 02:40:01 all 0.37 0.00 0.11 0.03 0.03 99.46 02:40:01 0 0.41 0.00 0.08 0.04 0.02 99.45 02:40:01 1 0.34 0.00 0.14 0.02 0.03 99.48 02:50:02 all 0.57 0.00 0.12 0.01 0.02 99.27 02:50:02 0 0.68 0.00 0.13 0.02 0.02 99.15 02:50:02 1 0.46 0.00 0.12 0.01 0.03 99.39 03:00:17 all 10.70 0.00 1.84 0.42 0.06 86.98 03:00:17 0 11.33 0.00 1.99 0.50 0.06 86.12 03:00:17 1 10.07 0.00 1.69 0.34 0.05 87.84 03:10:01 all 0.59 0.00 0.27 0.01 0.04 99.09 03:10:01 0 0.67 0.00 0.38 0.01 0.04 98.89 03:10:01 1 0.52 0.00 0.15 0.00 0.03 99.30 03:20:11 all 1.02 0.00 0.54 0.01 0.04 98.39 03:20:11 0 0.84 0.00 0.46 0.01 0.04 98.66 03:20:11 1 1.21 0.00 0.62 0.01 0.04 98.12 03:30:17 all 0.79 0.00 0.31 0.03 0.05 98.81 03:30:17 0 0.73 0.00 0.28 0.01 0.04 98.94 03:30:17 1 0.86 0.00 0.34 0.06 0.05 98.69 03:40:01 all 0.74 0.00 0.25 0.01 0.05 98.95 03:40:01 0 0.94 0.00 0.38 0.01 0.07 98.60 03:40:01 1 0.55 0.00 0.11 0.02 0.03 99.30 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:50:17 all 0.54 0.00 0.24 0.01 0.05 99.17 03:50:17 0 0.49 0.00 0.11 0.01 0.03 99.35 03:50:17 1 0.59 0.00 0.36 0.00 0.07 98.98 Average: all 1.39 0.00 0.35 0.13 0.04 98.09 Average: 0 1.42 0.00 0.36 0.22 0.04 97.96 Average: 1 1.36 0.00 0.34 0.04 0.04 98.22