---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2135 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 xtopology 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 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 13G 6.3G 68% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 519 1509 0 5947 7158 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:c8:2b:8b brd ff:ff:ff:ff:ff:ff inet 10.32.7.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fec8:2b8b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:42:8b:38:13 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2135) 12/31/25 _x86_64_ (4 CPU) 20:21:47 LINUX RESTART (4 CPU) 20:22:01 tps rtps wtps bread/s bwrtn/s 20:23:01 154.89 68.92 85.97 5598.80 39581.95 20:24:01 65.27 0.22 65.06 23.20 9853.96 20:25:01 151.81 12.98 138.83 2266.96 75996.13 20:26:01 150.96 1.08 149.88 16.93 65763.84 20:27:01 70.01 0.05 69.97 0.40 26051.24 20:28:01 38.59 1.53 37.05 19.59 24863.18 20:29:01 59.57 14.95 44.63 2223.76 8187.04 20:30:01 22.02 0.62 21.40 42.00 1422.53 Average: 89.14 12.54 76.60 1273.90 31465.25 20:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:23:01 5877812 7387864 2289608 28.03 36176 1654796 1027352 11.15 607612 1512876 53760 20:24:01 5565636 7358276 2601784 31.86 58216 1898700 1044128 11.33 651788 1745336 126532 20:25:01 3235720 7385252 4931700 60.38 94900 4110096 1208856 13.12 757220 3829904 529988 20:26:01 1716636 7352140 6450784 78.98 157240 5356808 1412188 15.32 1019072 4901560 457888 20:27:01 906748 7253824 7260672 88.90 165664 6035096 1664044 18.06 1518432 5183136 398720 20:28:01 1292592 7005932 6874828 84.17 168720 5433268 1833324 19.89 1486948 4865264 143564 20:29:01 1580728 7332572 6586692 80.65 170792 5479444 1072976 11.64 1268040 4807584 2612 20:30:01 1574304 7334996 6593116 80.72 172584 5486316 1061748 11.52 1274188 4809020 10680 Average: 2718772 7301357 5448648 66.71 128036 4431816 1290577 14.00 1072912 3956835 215468 20:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:23:01 ens3 284.64 180.34 1045.16 61.91 0.00 0.00 0.00 0.00 20:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:24:01 ens3 56.16 45.64 707.06 5.79 0.00 0.00 0.00 0.00 20:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 lo 1.93 1.93 0.18 0.18 0.00 0.00 0.00 0.00 20:25:01 ens3 699.25 358.51 15031.21 28.22 0.00 0.00 0.00 0.00 20:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:26:01 ens3 402.55 266.26 2185.54 22.24 0.00 0.00 0.00 0.00 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 ens3 3.27 1.82 20.17 0.65 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:28:01 ens3 0.25 0.20 0.09 0.08 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 lo 3.70 3.70 0.32 0.32 0.00 0.00 0.00 0.00 20:29:01 ens3 134.84 227.56 19.35 1754.84 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 20:30:01 ens3 11.70 12.57 9.09 5.97 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 Average: lo 1.06 1.06 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 199.07 136.60 2377.11 234.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2135) 12/31/25 _x86_64_ (4 CPU) 20:21:47 LINUX RESTART (4 CPU) 20:22:01 CPU %user %nice %system %iowait %steal %idle 20:23:01 all 17.87 0.00 2.77 4.82 2.54 72.01 20:23:01 0 23.30 0.00 1.99 1.08 2.40 71.23 20:23:01 1 11.12 0.00 1.67 5.55 2.28 79.37 20:23:01 2 14.32 0.00 5.06 7.73 2.93 69.96 20:23:01 3 22.74 0.00 2.36 4.92 2.52 67.46 20:24:01 all 20.21 0.00 1.31 2.06 1.23 75.20 20:24:01 0 1.73 0.00 0.28 0.30 0.38 97.31 20:24:01 1 38.63 0.00 2.26 0.43 1.65 57.03 20:24:01 2 28.92 0.00 1.71 5.12 1.54 62.70 20:24:01 3 11.58 0.00 0.99 2.36 1.35 83.72 20:25:01 all 19.82 0.00 8.64 2.71 4.79 64.04 20:25:01 0 21.86 0.00 8.69 1.48 5.02 62.95 20:25:01 1 21.11 0.00 8.77 1.61 4.77 63.75 20:25:01 2 17.05 0.00 8.51 2.47 4.54 67.43 20:25:01 3 19.26 0.00 8.61 5.30 4.82 62.01 20:26:01 all 17.62 0.00 8.07 2.73 5.04 66.54 20:26:01 0 26.39 0.00 10.79 2.65 6.26 53.92 20:26:01 1 16.28 0.00 7.37 1.00 4.60 70.74 20:26:01 2 15.99 0.00 8.09 5.71 5.04 65.17 20:26:01 3 11.84 0.00 6.02 1.61 4.30 76.24 20:27:01 all 66.75 0.00 10.05 0.90 9.51 12.79 20:27:01 0 68.75 0.00 9.68 0.71 9.40 11.47 20:27:01 1 68.28 0.00 10.51 2.78 9.17 9.27 20:27:01 2 64.72 0.00 9.77 0.03 9.98 15.50 20:27:01 3 65.31 0.00 10.25 0.07 9.46 14.91 20:28:01 all 49.72 0.00 10.02 0.45 7.85 31.96 20:28:01 0 50.26 0.00 10.06 0.05 7.60 32.04 20:28:01 1 55.28 0.00 10.75 0.59 8.06 25.31 20:28:01 2 46.12 0.00 9.51 0.12 7.85 36.41 20:28:01 3 47.23 0.00 9.75 1.04 7.91 34.07 20:29:01 all 24.12 0.00 5.59 1.45 6.69 62.15 20:29:01 0 21.13 0.00 5.25 0.86 6.37 66.39 20:29:01 1 31.86 0.00 6.42 2.04 6.88 52.79 20:29:01 2 21.29 0.00 5.57 1.25 6.87 65.01 20:29:01 3 22.21 0.00 5.16 1.64 6.62 64.37 20:30:01 all 20.89 0.00 0.91 1.10 1.17 75.93 20:30:01 0 13.97 0.00 0.70 0.48 1.23 83.62 20:30:01 1 28.29 0.00 1.25 2.75 1.21 66.50 20:30:01 2 35.40 0.00 1.16 1.18 1.84 60.42 20:30:01 3 5.87 0.00 0.50 0.02 0.38 93.23 Average: all 29.65 0.00 5.93 2.03 4.86 57.54 Average: 0 28.44 0.00 5.93 0.95 4.84 59.83 Average: 1 33.86 0.00 6.14 2.09 4.84 53.07 Average: 2 30.50 0.00 6.18 2.94 5.08 55.30 Average: 3 25.79 0.00 5.46 2.12 4.68 61.96