---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4903 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 67G 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 614 10503 4 4871 15032 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:d8:9d:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81579sec preferred_lft 81579sec inet6 fe80::f816:3eff:fed8:9dfc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:9f:3b:c0:6b:de 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-4903) 04/20/26 _x86_64_ (4 CPU) 14:24:39 LINUX RESTART (4 CPU) 14:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:33 1.48 0.00 1.47 0.00 0.04 17.11 210.91 14:50:01 15.03 0.00 1.56 13.47 0.15 18.03 256739.88 15:00:17 1.43 0.00 1.43 0.00 0.00 16.69 0.00 15:10:17 1.46 0.00 1.46 0.00 0.04 17.10 0.00 15:20:01 29.81 1.37 27.93 0.51 99.53 960.51 365.82 15:30:33 16.10 2.83 13.02 0.26 154.63 3192.19 100.30 15:40:10 3.45 0.18 3.17 0.10 5.60 510.55 385.26 Average: 9.72 0.64 7.13 1.95 37.96 694.91 34912.55 14:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:33 13761876 15510896 508264 3.10 54048 1922008 1132108 6.50 192840 2159596 8 14:50:01 13756836 15511524 507528 3.10 54908 1926776 1132108 6.50 198492 2160540 204 15:00:17 13755592 15510924 508136 3.10 55532 1926784 1132108 6.50 199116 2161324 40 15:10:17 13753324 15509316 509632 3.11 56124 1926808 1132304 6.50 199708 2167640 44 15:20:01 13163168 15336528 655856 4.01 86452 2291836 1245992 7.15 274276 2649112 211180 15:30:33 9286664 12268808 3694800 22.57 114364 3034208 3866944 22.20 493912 6252604 7040 15:40:10 10578204 13703644 2258780 13.80 118940 3161708 2416728 13.87 524024 4923448 11620 Average: 12579381 14764520 1234714 7.54 77195 2312875 1722613 9.89 297481 3210609 32877 14:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:33 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:33 ens3 0.45 0.16 0.11 0.07 0.00 0.00 0.00 0.00 14:40:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:50:01 ens3 0.27 0.09 0.05 0.02 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:17 ens3 0.31 0.13 0.07 0.04 0.00 0.00 0.00 0.00 15:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:10:17 ens3 0.62 0.32 0.16 0.78 0.00 0.00 0.00 0.00 15:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 15:20:01 ens3 29.57 21.14 171.87 5.45 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:33 lo 0.74 0.74 0.38 0.38 0.00 0.00 0.00 0.00 15:30:33 ens3 60.41 48.21 710.40 7.18 0.00 0.00 0.00 0.00 15:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:10 lo 0.43 0.43 0.03 0.03 0.00 0.00 0.00 0.00 15:40:10 ens3 6.63 5.25 30.39 1.30 0.00 0.00 0.00 0.00 15:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.25 0.25 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 14.37 11.03 135.22 2.15 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-4903) 04/20/26 _x86_64_ (4 CPU) 14:24:39 LINUX RESTART (4 CPU) 14:30:16 CPU %user %nice %system %iowait %steal %idle 14:40:33 all 0.07 0.00 0.02 0.03 0.01 99.87 14:40:33 0 0.02 0.00 0.02 0.00 0.01 99.94 14:40:33 1 0.12 0.00 0.02 0.08 0.01 99.77 14:40:33 2 0.09 0.00 0.03 0.03 0.02 99.83 14:40:33 3 0.04 0.00 0.01 0.00 0.00 99.95 14:50:01 all 0.13 0.00 0.03 0.12 0.02 99.70 14:50:01 0 0.23 0.00 0.05 0.07 0.01 99.64 14:50:01 1 0.02 0.00 0.04 0.35 0.02 99.56 14:50:01 2 0.27 0.00 0.02 0.01 0.03 99.67 14:50:01 3 0.01 0.00 0.02 0.04 0.01 99.91 15:00:17 all 0.17 0.00 0.02 0.04 0.01 99.76 15:00:17 0 0.26 0.00 0.04 0.00 0.02 99.67 15:00:17 1 0.02 0.00 0.01 0.14 0.01 99.82 15:00:17 2 0.38 0.00 0.01 0.03 0.01 99.56 15:00:17 3 0.01 0.00 0.01 0.00 0.00 99.97 15:10:17 all 0.12 0.00 0.03 0.04 0.01 99.81 15:10:17 0 0.34 0.00 0.03 0.00 0.01 99.62 15:10:17 1 0.03 0.00 0.03 0.01 0.01 99.92 15:10:17 2 0.07 0.00 0.02 0.14 0.01 99.76 15:10:17 3 0.03 0.00 0.04 0.00 0.01 99.92 15:20:01 all 2.06 0.00 0.24 0.23 0.02 97.45 15:20:01 0 1.49 0.00 0.17 0.08 0.02 98.25 15:20:01 1 1.14 0.00 0.28 0.65 0.02 97.92 15:20:01 2 3.37 0.00 0.28 0.11 0.03 96.22 15:20:01 3 2.25 0.00 0.23 0.08 0.01 97.42 15:30:33 all 50.87 0.00 0.97 0.11 0.09 47.96 15:30:33 0 53.16 0.00 0.86 0.03 0.09 45.87 15:30:33 1 47.04 0.00 1.01 0.07 0.08 51.80 15:30:33 2 47.72 0.00 1.03 0.24 0.09 50.91 15:30:33 3 55.57 0.00 1.00 0.10 0.10 43.25 15:40:10 all 49.47 0.00 0.56 0.04 0.09 49.85 15:40:10 0 34.66 0.00 0.44 0.02 0.08 64.80 15:40:10 1 73.08 0.00 0.64 0.02 0.10 26.16 15:40:10 2 40.18 0.00 0.58 0.07 0.08 59.10 15:40:10 3 49.96 0.00 0.57 0.05 0.09 49.33 Average: all 14.82 0.00 0.27 0.09 0.04 84.78 Average: 0 13.10 0.00 0.23 0.03 0.03 86.60 Average: 1 17.34 0.00 0.29 0.18 0.04 82.15 Average: 2 13.30 0.00 0.28 0.09 0.04 86.29 Average: 3 15.57 0.00 0.27 0.04 0.03 84.09