---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1720 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5600.00 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 648 10595 4 4745 14998 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:35:69:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78672sec preferred_lft 78672sec inet6 fe80::f816:3eff:fe35:697d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:bc:d2:0f:b9:81 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1720) 01/18/26 _x86_64_ (4 CPU) 09:12:59 LINUX RESTART (4 CPU) 09:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:30 1.18 0.00 1.17 0.00 0.04 14.62 0.39 09:40:01 0.99 0.00 0.99 0.00 0.00 11.98 0.00 09:50:20 1.09 0.00 1.09 0.00 0.00 13.19 0.00 10:00:30 1.04 0.00 1.04 0.00 0.00 12.84 0.00 10:10:01 1.11 0.00 1.11 0.00 0.06 13.13 0.00 10:20:21 13.88 0.00 1.26 12.62 0.14 15.10 233698.70 10:30:22 1.12 0.00 1.12 0.00 0.00 13.30 0.00 10:40:01 1.13 0.00 1.13 0.00 0.00 13.34 0.04 10:50:30 1.13 0.00 1.13 0.00 0.00 13.54 0.00 11:00:13 6.24 2.05 4.14 0.05 132.04 736.90 615.79 11:10:01 12.64 0.64 10.95 1.05 23.83 2601.78 120.83 11:20:12 31.16 0.61 26.59 3.96 22.19 4138.90 11419.55 Average: 6.11 0.27 4.32 1.51 14.55 633.29 21134.61 09:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:30 13171916 15571276 408548 2.50 95456 2497440 978124 5.61 382056 2504176 20 09:40:01 13171416 15570992 408748 2.50 95688 2497448 978252 5.62 382268 2505628 4 09:50:20 13171164 15571220 408640 2.50 96036 2497588 978252 5.62 382600 2506280 12 10:00:30 13168392 15568900 410964 2.51 96320 2497728 978316 5.62 382912 2509620 12 10:10:01 13167888 15568756 410984 2.51 96648 2497748 978316 5.62 383252 2511052 200 10:20:21 13162108 15568272 411392 2.51 97240 2502484 978316 5.62 388560 2512336 44 10:30:22 13161352 15567864 411732 2.51 97556 2502492 978380 5.62 388892 2513092 40 10:40:01 13159336 15566212 413452 2.53 97908 2502504 978380 5.62 389244 2514344 204 10:50:30 13159084 15566324 413404 2.52 98264 2502512 978444 5.62 389600 2515992 4 11:00:13 12078628 14795072 1171660 7.16 111012 2788000 1945608 11.17 482344 3492244 90780 11:10:01 10205964 13694344 2264064 13.83 145876 3449832 2493088 14.31 694980 5077600 107832 11:20:12 10884384 15382336 568928 3.47 169636 4368020 1095744 6.29 966352 4020712 16 Average: 12638469 15332631 641876 3.92 108137 2758650 1194935 6.86 467755 2931923 16597 09:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:30 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 09:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:40:01 ens3 0.33 0.10 0.08 0.04 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:20 ens3 0.25 0.07 0.04 0.02 0.00 0.00 0.00 0.00 09:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:30 ens3 0.31 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:01 ens3 0.29 0.12 0.07 0.04 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:21 ens3 0.30 0.09 0.07 0.04 0.00 0.00 0.00 0.00 10:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:22 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:22 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 10:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 0.34 0.11 0.08 0.04 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:30 ens3 0.40 0.13 0.11 0.06 0.00 0.00 0.00 0.00 10:50:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:13 lo 0.26 0.26 0.02 0.02 0.00 0.00 0.00 0.00 11:00:13 ens3 46.14 36.33 455.41 6.27 0.00 0.00 0.00 0.00 11:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 1.44 1.44 0.14 0.14 0.00 0.00 0.00 0.00 11:10:01 ens3 70.11 56.13 143.18 17.96 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:12 lo 1455.84 1455.84 1377.10 1377.10 0.00 0.00 0.00 0.00 11:20:12 ens3 105.31 91.88 405.48 153.89 0.00 0.00 0.00 0.00 11:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 123.71 123.71 116.83 116.83 0.00 0.00 0.00 0.00 Average: ens3 18.62 15.39 83.04 15.05 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1720) 01/18/26 _x86_64_ (4 CPU) 09:12:59 LINUX RESTART (4 CPU) 09:20:11 CPU %user %nice %system %iowait %steal %idle 09:30:30 all 0.12 0.00 0.02 0.01 0.02 99.84 09:30:30 0 0.03 0.00 0.03 0.00 0.02 99.91 09:30:30 1 0.02 0.00 0.01 0.00 0.01 99.95 09:30:30 2 0.01 0.00 0.02 0.00 0.01 99.95 09:30:30 3 0.40 0.00 0.04 0.02 0.02 99.52 09:40:01 all 0.02 0.00 0.02 0.00 0.02 99.94 09:40:01 0 0.01 0.00 0.01 0.01 0.01 99.96 09:40:01 1 0.02 0.00 0.01 0.01 0.02 99.94 09:40:01 2 0.03 0.00 0.02 0.00 0.03 99.92 09:40:01 3 0.02 0.00 0.03 0.00 0.02 99.93 09:50:20 all 0.03 0.00 0.02 0.01 0.02 99.93 09:50:20 0 0.01 0.00 0.01 0.02 0.01 99.95 09:50:20 1 0.02 0.00 0.02 0.00 0.02 99.94 09:50:20 2 0.06 0.00 0.03 0.00 0.02 99.88 09:50:20 3 0.01 0.00 0.01 0.00 0.01 99.96 10:00:30 all 0.08 0.00 0.02 0.01 0.02 99.87 10:00:30 0 0.28 0.00 0.02 0.01 0.02 99.67 10:00:30 1 0.01 0.00 0.01 0.00 0.02 99.95 10:00:30 2 0.02 0.00 0.01 0.00 0.01 99.95 10:00:30 3 0.02 0.00 0.03 0.00 0.02 99.93 10:10:01 all 0.11 0.00 0.02 0.01 0.02 99.85 10:10:01 0 0.02 0.00 0.02 0.02 0.02 99.92 10:10:01 1 0.02 0.00 0.02 0.00 0.02 99.94 10:10:01 2 0.37 0.00 0.02 0.00 0.02 99.59 10:10:01 3 0.01 0.00 0.02 0.00 0.01 99.97 10:20:21 all 0.02 0.00 0.02 0.02 0.02 99.92 10:20:21 0 0.01 0.00 0.02 0.00 0.02 99.95 10:20:21 1 0.02 0.00 0.02 0.02 0.02 99.93 10:20:21 2 0.02 0.00 0.02 0.00 0.03 99.94 10:20:21 3 0.02 0.00 0.02 0.07 0.01 99.87 10:30:22 all 0.02 0.00 0.02 0.01 0.02 99.94 10:30:22 0 0.01 0.00 0.01 0.00 0.01 99.97 10:30:22 1 0.01 0.00 0.02 0.02 0.01 99.93 10:30:22 2 0.03 0.00 0.02 0.00 0.04 99.92 10:30:22 3 0.02 0.00 0.01 0.00 0.01 99.95 10:40:01 all 0.07 0.00 0.02 0.01 0.02 99.89 10:40:01 0 0.01 0.00 0.01 0.00 0.01 99.98 10:40:01 1 0.01 0.00 0.02 0.02 0.01 99.94 10:40:01 2 0.22 0.00 0.03 0.00 0.03 99.71 10:40:01 3 0.02 0.00 0.02 0.00 0.02 99.94 10:50:30 all 0.21 0.00 0.02 0.01 0.02 99.75 10:50:30 0 0.01 0.00 0.01 0.00 0.01 99.97 10:50:30 1 0.26 0.00 0.02 0.01 0.02 99.69 10:50:30 2 0.02 0.00 0.02 0.02 0.01 99.93 10:50:30 3 0.53 0.00 0.02 0.00 0.03 99.42 11:00:13 all 4.18 0.00 0.21 0.07 0.03 95.50 11:00:13 0 4.13 0.00 0.27 0.08 0.02 95.50 11:00:13 1 4.46 0.00 0.24 0.10 0.03 95.17 11:00:13 2 4.14 0.00 0.19 0.06 0.03 95.58 11:00:13 3 4.00 0.00 0.16 0.04 0.03 95.77 11:10:01 all 74.71 0.00 2.25 0.06 0.08 22.89 11:10:01 0 74.35 0.00 1.99 0.05 0.08 23.54 11:10:01 1 74.96 0.00 2.16 0.09 0.09 22.70 11:10:01 2 74.87 0.00 2.62 0.05 0.08 22.37 11:10:01 3 74.66 0.00 2.23 0.07 0.08 22.96 11:10:01 CPU %user %nice %system %iowait %steal %idle 11:20:12 all 52.45 0.00 2.13 0.15 0.07 45.20 11:20:12 0 52.05 0.00 2.01 0.06 0.07 45.81 11:20:12 1 54.78 0.00 2.18 0.11 0.07 42.86 11:20:12 2 51.24 0.00 2.31 0.27 0.07 46.11 11:20:12 3 51.73 0.00 2.03 0.17 0.07 46.00 Average: all 10.92 0.00 0.40 0.03 0.03 88.62 Average: 0 10.83 0.00 0.37 0.02 0.02 88.76 Average: 1 11.14 0.00 0.39 0.03 0.03 88.40 Average: 2 10.85 0.00 0.44 0.03 0.03 88.64 Average: 3 10.87 0.00 0.38 0.03 0.03 88.69