---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23085 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: 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: 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 12G 67G 15% / 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 681 9409 4 5897 14964 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:db:0f:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 76231sec preferred_lft 76231sec inet6 fe80::f816:3eff:fedb:f50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:37:dd:11:88:2a 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-16g-23085) 01/08/26 _x86_64_ (4 CPU) 10:04:26 LINUX RESTART (4 CPU) 10:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:05 1.68 0.01 1.65 0.03 0.05 22.35 3.63 10:30:00 1.45 0.01 1.43 0.02 0.08 17.07 0.16 10:40:05 1.29 0.00 1.27 0.02 0.00 15.81 0.22 10:50:05 7.04 0.01 6.67 0.35 0.53 860.15 8.12 11:00:01 1.72 0.00 1.70 0.03 0.01 20.08 0.48 11:10:05 3.31 0.00 3.19 0.11 0.03 299.57 2.28 11:20:01 1.54 0.00 1.50 0.04 0.00 18.65 0.52 11:30:01 1.51 0.00 1.48 0.03 0.00 18.69 0.37 11:40:02 1.42 0.00 1.40 0.02 0.00 16.62 0.19 11:50:05 1.38 0.00 1.36 0.02 0.00 15.86 0.16 12:00:01 1.49 0.00 1.47 0.02 0.00 16.92 0.16 12:10:05 1.44 0.00 1.43 0.02 0.00 16.56 0.16 12:20:05 2.78 0.00 2.69 0.10 0.00 303.01 1.11 12:30:01 1.55 0.00 1.54 0.02 0.00 17.40 0.16 12:40:05 1.45 0.00 1.43 0.02 0.00 16.79 0.16 12:50:05 1.43 0.00 1.41 0.02 0.00 16.69 402.89 Average: 2.03 0.00 1.98 0.05 0.04 105.87 26.30 10:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:05 10062124 15314768 632052 3.86 173624 5074652 1319736 7.58 668260 5089616 200 10:30:00 10072508 15325464 621376 3.80 173892 5074700 1321972 7.59 668568 5090928 4 10:40:05 10071304 15324636 622220 3.80 174144 5074820 1319864 7.58 669216 5091304 176 10:50:05 9771404 15275860 668984 4.09 183388 5291216 1446836 8.30 678960 5381732 260 11:00:01 9764616 15269624 675176 4.12 183776 5291360 1448588 8.31 679340 5384188 260 11:10:05 9667976 15256512 687696 4.20 186840 5363440 1442080 8.28 682580 5457880 272 11:20:01 9666716 15255712 688380 4.20 187128 5363572 1442144 8.28 682864 5458380 216 11:30:01 9745136 15334568 609728 3.72 187396 5363724 1341840 7.70 683192 5378024 220 11:40:02 9744632 15334328 610076 3.73 187636 5363736 1342040 7.70 683432 5377980 256 11:50:05 9743656 15333628 610720 3.73 187792 5363872 1343064 7.71 683580 5378152 248 12:00:01 9742648 15332820 611548 3.74 187972 5363884 1343064 7.71 683768 5378556 260 12:10:05 9741640 15332000 612384 3.74 188152 5363888 1343064 7.71 683948 5378352 272 12:20:05 9662384 15336508 607116 3.71 191352 5436124 1331956 7.65 687276 5447744 192 12:30:01 9662136 15336524 607064 3.71 191612 5436136 1331956 7.65 687532 5447920 208 12:40:05 9661380 15335992 607740 3.71 191756 5436208 1332060 7.65 687680 5449032 208 12:50:05 9660624 15335584 608120 3.71 191960 5436348 1332060 7.65 687884 5448852 224 Average: 9777555 15314658 630024 3.85 185526 5318605 1361395 7.81 681130 5352415 217 10:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:05 ens3 0.40 0.13 0.08 0.04 0.00 0.00 0.00 0.00 10:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 10:30:00 ens3 0.44 0.15 0.08 0.04 0.00 0.00 0.00 0.00 10:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:05 ens3 1.05 1.00 0.16 1.35 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:05 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 10:50:05 ens3 0.95 0.77 0.34 0.39 0.00 0.00 0.00 0.00 10:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:01 ens3 0.31 0.14 0.05 0.03 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:05 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:10:05 ens3 0.62 0.39 0.21 0.18 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:01 ens3 0.33 0.14 0.06 0.03 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:30:01 ens3 0.48 0.28 0.09 0.15 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:40:02 ens3 0.39 0.14 0.11 0.07 0.00 0.00 0.00 0.00 11:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:05 ens3 0.26 0.11 0.05 0.02 0.00 0.00 0.00 0.00 11:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:01 ens3 0.26 0.11 0.04 0.02 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:10:05 ens3 0.28 0.10 0.05 0.02 0.00 0.00 0.00 0.00 12:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:05 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:20:05 ens3 0.71 0.52 0.20 0.29 0.00 0.00 0.00 0.00 12:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 0.25 0.11 0.05 0.02 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:40:05 ens3 0.38 0.16 0.11 0.06 0.00 0.00 0.00 0.00 12:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:50:05 ens3 0.26 0.10 0.05 0.02 0.00 0.00 0.00 0.00 12:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.46 0.27 0.11 0.17 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-16g-23085) 01/08/26 _x86_64_ (4 CPU) 10:04:26 LINUX RESTART (4 CPU) 10:10:05 CPU %user %nice %system %iowait %steal %idle 10:20:05 all 0.23 0.00 0.10 0.01 0.05 99.62 10:20:05 0 0.11 0.00 0.10 0.02 0.04 99.73 10:20:05 1 0.16 0.00 0.11 0.00 0.06 99.67 10:20:05 2 0.17 0.00 0.11 0.00 0.06 99.67 10:20:05 3 0.48 0.00 0.08 0.00 0.04 99.40 10:30:00 all 0.15 0.00 0.08 0.11 0.05 99.61 10:30:00 0 0.15 0.00 0.08 0.06 0.05 99.66 10:30:00 1 0.17 0.00 0.12 0.10 0.07 99.54 10:30:00 2 0.23 0.00 0.08 0.00 0.06 99.62 10:30:00 3 0.06 0.00 0.04 0.27 0.02 99.61 10:40:05 all 0.16 0.00 0.09 0.02 0.04 99.70 10:40:05 0 0.06 0.00 0.05 0.00 0.02 99.86 10:40:05 1 0.30 0.00 0.11 0.00 0.05 99.54 10:40:05 2 0.13 0.00 0.09 0.04 0.04 99.70 10:40:05 3 0.15 0.00 0.10 0.02 0.04 99.69 10:50:05 all 0.96 0.00 0.20 0.06 0.05 98.74 10:50:05 0 1.05 0.00 0.16 0.04 0.03 98.73 10:50:05 1 0.72 0.00 0.21 0.03 0.05 98.99 10:50:05 2 1.14 0.00 0.23 0.04 0.06 98.53 10:50:05 3 0.91 0.00 0.22 0.12 0.05 98.71 11:00:01 all 0.34 0.00 0.18 0.02 0.06 99.39 11:00:01 0 0.21 0.00 0.14 0.05 0.06 99.55 11:00:01 1 0.60 0.00 0.21 0.00 0.07 99.12 11:00:01 2 0.33 0.00 0.21 0.03 0.07 99.36 11:00:01 3 0.23 0.00 0.17 0.00 0.07 99.53 11:10:05 all 0.54 0.00 0.20 0.03 0.06 99.17 11:10:05 0 1.24 0.00 0.24 0.01 0.06 98.45 11:10:05 1 0.39 0.00 0.21 0.08 0.07 99.25 11:10:05 2 0.19 0.00 0.16 0.01 0.06 99.58 11:10:05 3 0.34 0.00 0.19 0.00 0.06 99.40 11:20:01 all 0.38 0.00 0.17 0.15 0.05 99.25 11:20:01 0 0.44 0.00 0.14 0.28 0.05 99.09 11:20:01 1 0.55 0.00 0.18 0.00 0.06 99.21 11:20:01 2 0.29 0.00 0.19 0.31 0.05 99.16 11:20:01 3 0.25 0.00 0.17 0.00 0.05 99.52 11:30:01 all 0.24 0.00 0.13 0.07 0.04 99.53 11:30:01 0 0.25 0.00 0.07 0.03 0.03 99.62 11:30:01 1 0.31 0.00 0.18 0.04 0.05 99.42 11:30:01 2 0.18 0.00 0.12 0.20 0.04 99.47 11:30:01 3 0.21 0.00 0.14 0.00 0.05 99.60 11:40:02 all 0.13 0.00 0.09 0.04 0.04 99.70 11:40:02 0 0.11 0.00 0.10 0.05 0.04 99.70 11:40:02 1 0.18 0.00 0.09 0.00 0.04 99.69 11:40:02 2 0.18 0.00 0.12 0.09 0.04 99.58 11:40:02 3 0.08 0.00 0.07 0.00 0.03 99.82 11:50:05 all 0.36 0.00 0.09 0.01 0.04 99.50 11:50:05 0 0.37 0.00 0.07 0.01 0.03 99.52 11:50:05 1 0.18 0.00 0.12 0.00 0.06 99.64 11:50:05 2 0.81 0.00 0.11 0.02 0.04 99.02 11:50:05 3 0.09 0.00 0.06 0.00 0.03 99.81 12:00:01 all 0.29 0.00 0.09 0.02 0.04 99.56 12:00:01 0 0.08 0.00 0.05 0.00 0.02 99.85 12:00:01 1 0.23 0.00 0.12 0.04 0.04 99.57 12:00:01 2 0.26 0.00 0.08 0.03 0.04 99.58 12:00:01 3 0.59 0.00 0.10 0.01 0.05 99.25 12:00:01 CPU %user %nice %system %iowait %steal %idle 12:10:05 all 0.25 0.00 0.10 0.01 0.04 99.60 12:10:05 0 0.24 0.00 0.07 0.00 0.03 99.66 12:10:05 1 0.30 0.00 0.11 0.02 0.04 99.52 12:10:05 2 0.12 0.00 0.09 0.03 0.03 99.73 12:10:05 3 0.33 0.00 0.13 0.00 0.05 99.48 12:20:05 all 0.48 0.00 0.11 0.04 0.04 99.33 12:20:05 0 0.19 0.00 0.07 0.01 0.03 99.70 12:20:05 1 0.44 0.00 0.15 0.07 0.05 99.30 12:20:05 2 1.20 0.00 0.14 0.08 0.05 98.54 12:20:05 3 0.11 0.00 0.08 0.01 0.04 99.77 12:30:01 all 0.29 0.00 0.09 0.02 0.04 99.56 12:30:01 0 0.45 0.00 0.12 0.01 0.06 99.37 12:30:01 1 0.51 0.00 0.09 0.00 0.05 99.34 12:30:01 2 0.07 0.00 0.06 0.04 0.04 99.80 12:30:01 3 0.14 0.00 0.07 0.01 0.03 99.74 12:40:05 all 0.30 0.00 0.09 0.01 0.04 99.56 12:40:05 0 0.10 0.00 0.08 0.00 0.05 99.76 12:40:05 1 0.20 0.00 0.09 0.01 0.05 99.65 12:40:05 2 0.12 0.00 0.10 0.01 0.05 99.72 12:40:05 3 0.77 0.00 0.07 0.00 0.03 99.12 12:50:05 all 0.24 0.00 0.09 0.01 0.04 99.62 12:50:05 0 0.10 0.00 0.07 0.01 0.04 99.78 12:50:05 1 0.18 0.00 0.13 0.00 0.06 99.63 12:50:05 2 0.09 0.00 0.06 0.01 0.03 99.82 12:50:05 3 0.60 0.00 0.10 0.00 0.05 99.25 Average: all 0.33 0.00 0.12 0.04 0.05 99.46 Average: 0 0.32 0.00 0.10 0.04 0.04 99.50 Average: 1 0.34 0.00 0.14 0.02 0.05 99.44 Average: 2 0.34 0.00 0.12 0.06 0.05 99.43 Average: 3 0.33 0.00 0.11 0.03 0.04 99.48