---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54555 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 18G 60G 23% / 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 709 11181 3 4097 14937 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:4d:41:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79135sec preferred_lft 79135sec inet6 fe80::f816:3eff:fe4d:4108/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:6f:df:a3:ef:db 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 inet6 fe80::606f:dfff:fea3:efdb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54555) 03/31/26 _x86_64_ (4 CPU) 10:33:08 LINUX RESTART (4 CPU) 10:40:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:31 61.86 1.64 56.85 3.37 98.16 19685.09 10019.39 11:00:01 56.59 26.22 28.89 1.48 374.87 1789.32 2046.92 11:10:06 11.46 0.38 10.47 0.61 16.78 336.31 305.31 11:20:02 10.13 0.08 9.58 0.47 3.40 536.33 338.15 11:30:01 18.86 0.03 18.07 0.77 0.87 610.44 346.69 11:40:31 6.50 0.00 6.28 0.23 0.25 147.73 215.38 11:50:31 20.51 0.10 4.93 15.47 1.88 144.00 212154.71 12:00:01 5.45 0.02 5.26 0.17 1.40 157.52 76.10 12:10:21 5.04 0.00 4.89 0.16 0.30 146.52 69.33 12:20:19 10.16 0.03 9.75 0.38 3.73 572.65 132.35 12:30:01 7.30 0.01 7.00 0.28 0.66 291.05 323.47 Average: 19.27 2.48 14.66 2.13 44.17 2221.07 20632.79 10:40:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:31 165968 5151616 10774840 65.81 254852 4591996 12827636 73.63 2170544 13316384 136 11:00:01 2897568 5761456 10175164 62.15 263060 2646272 11558968 66.35 2122792 10837160 2020 11:10:06 7350392 10247096 5694248 34.78 265104 2676824 7000344 40.18 2140856 6388708 284 11:20:02 11341788 14348144 1594960 9.74 269360 2777312 2871864 16.48 2180560 2367596 10480 11:30:01 10939908 14029064 1913664 11.69 272536 2856844 3012060 17.29 2196596 2750912 836 11:40:31 8372424 11477340 4464056 27.26 273564 2871536 5207368 29.89 2198120 5310188 304 11:50:31 8124924 11255232 4685960 28.62 276088 2894416 5371640 30.83 2206080 5538992 228 12:00:01 6691936 9842408 6098020 37.24 276652 2914004 6832916 39.22 2208152 6969600 56 12:10:21 6792016 9963804 5976620 36.50 277340 2934632 6762484 38.82 2211400 6869192 144 12:20:19 8130012 11432476 4508600 27.54 281732 3055176 5261460 30.20 2220368 5500672 2176 12:30:01 7385452 10736684 5204100 31.78 282524 3103036 5976028 34.30 2239400 6230336 344 Average: 7108399 10385938 5553657 33.92 272074 3029277 6607524 37.93 2190443 6552704 1546 10:40:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:31 lo 3.71 3.71 3.36 3.36 0.00 0.00 0.00 0.00 10:50:31 ens3 38.21 28.62 644.66 3.07 0.00 0.00 0.00 0.00 10:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 36.45 36.45 19.99 19.99 0.00 0.00 0.00 0.00 11:00:01 ens3 1.89 1.81 0.43 0.39 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 11:10:06 lo 38.32 38.32 15.90 15.90 0.00 0.00 0.00 0.00 11:10:06 ens3 2.37 1.11 0.48 0.29 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 11.55 11.55 6.10 6.10 0.00 0.00 0.00 0.00 11:20:02 ens3 0.95 0.66 0.25 0.85 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 12.89 12.89 7.27 7.27 0.00 0.00 0.00 0.00 11:30:01 ens3 1.23 1.22 0.19 0.89 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 11:40:31 lo 15.38 15.38 7.30 7.30 0.00 0.00 0.00 0.00 11:40:31 ens3 1.08 0.49 0.22 0.13 0.00 0.00 0.00 0.00 11:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:31 lo 26.31 26.31 9.63 9.63 0.00 0.00 0.00 0.00 11:50:31 ens3 0.82 0.45 0.18 0.12 0.00 0.00 0.00 0.00 11:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 21.57 21.57 10.32 10.32 0.00 0.00 0.00 0.00 12:00:01 ens3 0.89 0.57 0.23 0.16 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 12:10:21 lo 13.07 13.07 8.11 8.11 0.00 0.00 0.00 0.00 12:10:21 ens3 1.11 0.56 0.25 0.16 0.00 0.00 0.00 0.00 12:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:19 lo 12.20 12.20 7.24 7.24 0.00 0.00 0.00 0.00 12:20:19 ens3 0.90 0.65 0.26 0.19 0.00 0.00 0.00 0.00 12:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 22.84 22.84 10.07 10.07 0.00 0.00 0.00 0.00 12:30:01 ens3 1.05 0.75 0.24 0.18 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 Average: lo 19.37 19.37 9.51 9.51 0.00 0.00 0.00 0.00 Average: ens3 4.61 3.36 59.12 0.59 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54555) 03/31/26 _x86_64_ (4 CPU) 10:33:08 LINUX RESTART (4 CPU) 10:40:31 CPU %user %nice %system %iowait %steal %idle 10:50:31 all 30.50 0.00 1.45 13.43 0.09 54.53 10:50:31 0 33.10 0.00 1.65 8.87 0.10 56.29 10:50:31 1 29.30 0.00 1.42 8.66 0.08 60.53 10:50:31 2 28.76 0.00 1.42 25.90 0.08 43.84 10:50:31 3 30.85 0.00 1.31 10.34 0.09 57.42 11:00:01 all 49.18 0.00 2.09 0.12 0.13 48.48 11:00:01 0 48.97 0.00 2.13 0.07 0.13 48.70 11:00:01 1 49.93 0.00 2.09 0.14 0.13 47.71 11:00:01 2 48.06 0.00 2.16 0.12 0.13 49.53 11:00:01 3 49.77 0.00 2.00 0.13 0.13 47.98 11:10:06 all 25.15 0.00 1.16 0.06 0.11 73.52 11:10:06 0 25.34 0.00 1.15 0.12 0.10 73.29 11:10:06 1 25.10 0.00 1.17 0.07 0.11 73.56 11:10:06 2 25.12 0.00 1.24 0.03 0.11 73.49 11:10:06 3 25.03 0.00 1.09 0.02 0.10 73.75 11:20:02 all 19.54 0.00 0.88 0.10 0.08 79.40 11:20:02 0 20.05 0.00 0.85 0.15 0.08 78.87 11:20:02 1 18.29 0.00 0.98 0.14 0.08 80.51 11:20:02 2 19.70 0.00 0.91 0.08 0.08 79.23 11:20:02 3 20.13 0.00 0.78 0.02 0.07 79.00 11:30:01 all 29.12 0.00 0.93 0.06 0.09 69.80 11:30:01 0 29.00 0.00 1.05 0.08 0.09 69.79 11:30:01 1 28.93 0.00 1.00 0.05 0.09 69.93 11:30:01 2 30.10 0.00 0.89 0.02 0.09 68.90 11:30:01 3 28.47 0.00 0.79 0.08 0.09 70.58 11:40:31 all 10.86 0.00 0.48 0.03 0.07 88.56 11:40:31 0 10.56 0.00 0.36 0.01 0.06 89.01 11:40:31 1 11.02 0.00 0.55 0.02 0.08 88.33 11:40:31 2 10.87 0.00 0.55 0.01 0.08 88.49 11:40:31 3 11.01 0.00 0.45 0.07 0.07 88.40 11:50:31 all 8.33 0.00 0.41 0.03 0.07 91.16 11:50:31 0 7.97 0.00 0.39 0.03 0.07 91.55 11:50:31 1 8.57 0.00 0.43 0.06 0.08 90.87 11:50:31 2 8.61 0.00 0.42 0.01 0.07 90.89 11:50:31 3 8.17 0.00 0.39 0.03 0.07 91.34 12:00:01 all 10.76 0.00 0.46 0.02 0.08 88.68 12:00:01 0 10.47 0.00 0.47 0.03 0.07 88.96 12:00:01 1 11.35 0.00 0.46 0.03 0.08 88.07 12:00:01 2 10.84 0.00 0.49 0.02 0.07 88.58 12:00:01 3 10.38 0.00 0.44 0.00 0.08 89.10 12:10:21 all 9.26 0.00 0.49 0.02 0.08 90.16 12:10:21 0 8.81 0.00 0.42 0.01 0.07 90.69 12:10:21 1 9.35 0.00 0.55 0.01 0.08 90.01 12:10:21 2 9.53 0.00 0.50 0.02 0.07 89.87 12:10:21 3 9.36 0.00 0.48 0.02 0.08 90.06 12:20:19 all 13.55 0.00 0.62 0.03 0.08 85.72 12:20:19 0 13.14 0.00 0.42 0.01 0.07 86.36 12:20:19 1 14.17 0.00 0.71 0.04 0.08 85.00 12:20:19 2 13.12 0.00 0.58 0.02 0.08 86.19 12:20:19 3 13.77 0.00 0.76 0.07 0.08 85.33 12:30:01 all 15.54 0.00 0.59 0.04 0.08 83.76 12:30:01 0 15.16 0.00 0.45 0.02 0.07 84.29 12:30:01 1 15.78 0.00 0.50 0.06 0.08 83.57 12:30:01 2 15.07 0.00 0.63 0.03 0.08 84.19 12:30:01 3 16.12 0.00 0.78 0.04 0.08 82.98 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.02 0.00 0.86 1.27 0.09 77.76 Average: 0 20.09 0.00 0.84 0.86 0.08 78.12 Average: 1 20.02 0.00 0.89 0.85 0.09 78.15 Average: 2 19.84 0.00 0.88 2.39 0.09 76.80 Average: 3 20.13 0.00 0.84 0.99 0.08 77.96