---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34537 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 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 721 11161 4 4107 14925 Swap: 1023 16 1007 ---> 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:25:f2:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79745sec preferred_lft 79745sec inet6 fe80::f816:3eff:fe25:f2ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:8c:a2:27:38:57 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-34537) 01/13/26 _x86_64_ (4 CPU) 05:07:05 LINUX RESTART (4 CPU) 05:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:08 97.20 4.85 87.52 4.83 740.18 32463.01 28009.95 05:30:21 49.23 23.91 23.95 1.36 268.58 1620.50 703.21 05:40:01 9.39 1.37 7.61 0.41 26.81 259.96 265.43 05:50:42 4.60 0.10 4.33 0.16 4.52 141.75 115.21 06:00:42 19.50 0.08 18.53 0.89 10.68 857.55 961.49 06:10:01 10.51 0.05 9.99 0.47 1.15 314.41 214.41 06:20:41 5.10 0.03 4.90 0.17 0.59 137.45 117.70 06:30:00 7.54 0.08 7.20 0.26 4.50 195.67 236.72 06:40:01 4.96 0.15 4.60 0.20 2.15 149.18 51.92 06:50:25 24.37 0.10 8.75 15.53 2.27 617.22 201538.06 Average: 23.37 3.11 17.78 2.49 107.07 3702.96 23959.40 05:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:08 1945064 6596440 9329472 56.98 259984 4279272 11341648 65.10 2259216 11485904 76368 05:30:21 6749004 9637000 6296940 38.46 263432 2655924 6998124 40.17 2075576 7004128 4232 05:40:01 7183164 10092396 5846352 35.71 264264 2676328 6796340 39.01 2088856 6574808 288 05:50:42 6807744 9730040 6207744 37.91 265020 2688636 6964656 39.98 2092748 6957856 64 06:00:42 10626524 13707320 2232608 13.64 271168 2841012 2964024 17.01 2125412 3115132 116 06:10:01 8286220 11409356 4529396 27.66 272880 2881652 5217388 29.95 2128652 5446464 100 06:20:41 8154780 11297508 4641172 28.35 273388 2900724 5289952 30.36 2130012 5580840 412 06:30:00 11174844 14358816 1581688 9.66 273932 2941424 2952380 16.95 2135648 2566824 19848 06:40:01 10838036 14045604 1894840 11.57 274404 2964548 2905980 16.68 2138404 2898560 21904 06:50:25 8138576 11474452 4464176 27.27 278904 3088368 5183268 29.75 2158208 5568144 104 Average: 7990396 11234893 4702439 28.72 269738 2991789 5661376 32.50 2133273 5719866 12344 05:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:08 lo 12.93 12.93 11.97 11.97 0.00 0.00 0.00 0.00 05:20:08 ens3 78.34 56.92 1221.50 6.05 0.00 0.00 0.00 0.00 05:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:21 lo 44.14 44.14 20.45 20.45 0.00 0.00 0.00 0.00 05:30:21 ens3 1.69 1.50 0.41 0.34 0.00 0.00 0.00 0.00 05:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 21.22 21.22 9.04 9.04 0.00 0.00 0.00 0.00 05:40:01 ens3 0.99 0.84 0.22 1.11 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:42 lo 9.37 9.37 4.88 4.88 0.00 0.00 0.00 0.00 05:50:42 ens3 0.33 0.27 0.07 0.05 0.00 0.00 0.00 0.00 05:50:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:42 lo 11.18 11.18 5.85 5.85 0.00 0.00 0.00 0.00 06:00:42 ens3 0.92 0.85 0.25 0.21 0.00 0.00 0.00 0.00 06:00:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 19.07 19.07 10.21 10.21 0.00 0.00 0.00 0.00 06:10:01 ens3 0.72 0.83 0.16 0.14 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:41 lo 26.34 26.34 9.67 9.67 0.00 0.00 0.00 0.00 06:20:41 ens3 0.49 0.47 0.11 0.09 0.00 0.00 0.00 0.00 06:20:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:00 lo 21.98 21.98 10.58 10.58 0.00 0.00 0.00 0.00 06:30:00 ens3 0.69 0.57 0.17 0.13 0.00 0.00 0.00 0.00 06:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 17.81 17.81 10.51 10.51 0.00 0.00 0.00 0.00 06:40:01 ens3 0.76 0.56 0.21 0.16 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:25 lo 18.76 18.76 10.18 10.18 0.00 0.00 0.00 0.00 06:50:25 ens3 0.96 0.84 0.27 0.22 0.00 0.00 0.00 0.00 06:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.27 20.27 10.32 10.32 0.00 0.00 0.00 0.00 Average: ens3 8.65 6.41 123.30 0.85 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-34537) 01/13/26 _x86_64_ (4 CPU) 05:07:05 LINUX RESTART (4 CPU) 05:10:01 CPU %user %nice %system %iowait %steal %idle 05:20:08 all 56.05 0.00 2.68 0.34 0.10 40.83 05:20:08 0 58.93 0.00 2.74 0.20 0.10 38.03 05:20:08 1 53.62 0.00 2.64 0.50 0.10 43.15 05:20:08 2 55.31 0.00 2.81 0.39 0.10 41.40 05:20:08 3 56.35 0.00 2.55 0.25 0.10 40.75 05:30:21 all 42.35 0.00 1.80 0.10 0.11 55.64 05:30:21 0 41.82 0.00 1.81 0.07 0.11 56.19 05:30:21 1 42.65 0.00 1.78 0.06 0.11 55.40 05:30:21 2 42.29 0.00 1.75 0.16 0.11 55.69 05:30:21 3 42.67 0.00 1.85 0.11 0.11 55.26 05:40:01 all 15.12 0.00 0.67 0.03 0.09 84.08 05:40:01 0 15.54 0.00 0.69 0.03 0.09 83.64 05:40:01 1 14.86 0.00 0.62 0.02 0.10 84.41 05:40:01 2 14.41 0.00 0.65 0.05 0.09 84.80 05:40:01 3 15.68 0.00 0.72 0.03 0.10 83.47 05:50:42 all 9.15 0.00 0.49 0.46 0.10 89.81 05:50:42 0 9.34 0.00 0.49 0.01 0.10 90.06 05:50:42 1 9.04 0.00 0.45 0.58 0.10 89.84 05:50:42 2 8.68 0.00 0.53 0.64 0.10 90.05 05:50:42 3 9.53 0.00 0.49 0.59 0.09 89.30 06:00:42 all 28.57 0.00 1.08 0.07 0.10 70.18 06:00:42 0 27.11 0.00 1.00 0.05 0.09 71.74 06:00:42 1 28.48 0.00 1.10 0.04 0.11 70.28 06:00:42 2 29.43 0.00 1.14 0.14 0.10 69.19 06:00:42 3 29.25 0.00 1.09 0.07 0.10 69.50 06:10:01 all 18.69 0.00 0.70 0.04 0.10 80.46 06:10:01 0 18.90 0.00 0.70 0.02 0.10 80.27 06:10:01 1 18.43 0.00 0.56 0.07 0.11 80.83 06:10:01 2 18.63 0.00 0.76 0.03 0.11 80.47 06:10:01 3 18.81 0.00 0.78 0.03 0.10 80.27 06:20:41 all 7.53 0.00 0.36 0.02 0.10 91.98 06:20:41 0 7.51 0.00 0.33 0.00 0.10 92.06 06:20:41 1 7.38 0.00 0.38 0.01 0.11 92.11 06:20:41 2 8.14 0.00 0.39 0.05 0.11 91.31 06:20:41 3 7.08 0.00 0.36 0.02 0.10 92.44 06:30:00 all 11.93 0.00 0.50 0.03 0.11 87.44 06:30:00 0 12.27 0.00 0.49 0.02 0.11 87.11 06:30:00 1 12.39 0.00 0.55 0.01 0.11 86.94 06:30:00 2 11.96 0.00 0.43 0.04 0.11 87.46 06:30:00 3 11.08 0.00 0.52 0.04 0.11 88.26 06:40:01 all 9.24 0.00 0.42 0.03 0.11 90.21 06:40:01 0 9.34 0.00 0.38 0.01 0.10 90.16 06:40:01 1 9.00 0.00 0.46 0.05 0.10 90.38 06:40:01 2 9.26 0.00 0.42 0.02 0.11 90.19 06:40:01 3 9.34 0.00 0.40 0.02 0.11 90.13 06:50:25 all 15.67 0.00 0.58 0.05 0.11 83.60 06:50:25 0 16.14 0.00 0.54 0.02 0.10 83.20 06:50:25 1 15.44 0.00 0.65 0.07 0.11 83.74 06:50:25 2 15.69 0.00 0.52 0.09 0.11 83.59 06:50:25 3 15.40 0.00 0.61 0.02 0.11 83.86 Average: all 21.42 0.00 0.93 0.12 0.10 77.43 Average: 0 21.68 0.00 0.92 0.05 0.10 77.26 Average: 1 21.11 0.00 0.92 0.14 0.10 77.72 Average: 2 21.38 0.00 0.94 0.17 0.11 77.41 Average: 3 21.51 0.00 0.94 0.12 0.10 77.32