---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1403 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: 2799.998 BogoMIPS: 5599.99 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 11G 8.9G 54% / 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: 7976 527 3722 0 3726 7150 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:fd:91:d6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.85/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85854sec preferred_lft 85854sec inet6 fe80::f816:3eff:fefd:91d6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:39:0b:b6:f3 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::42:39ff:fe0b:b6f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1403) 04/25/26 _x86_64_ (4 CPU) 15:24:49 LINUX RESTART (4 CPU) 15:25:01 tps rtps wtps bread/s bwrtn/s 15:26:02 155.10 69.19 85.90 5612.26 39963.10 15:27:01 59.49 0.22 59.27 23.59 9101.42 15:28:01 60.10 30.77 29.32 1658.78 8043.99 15:29:01 39.56 14.35 25.21 1290.18 6678.62 15:30:01 86.63 0.20 86.43 16.13 51207.47 15:31:01 6.98 1.13 5.85 29.72 134.22 15:32:01 1.70 0.00 1.70 0.00 214.13 15:33:01 27.48 1.35 26.13 102.65 7837.09 Average: 54.62 14.68 39.94 1094.05 15410.39 15:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:26:02 5870680 7403004 2296748 28.12 36260 1676932 991580 10.76 598384 1529428 64456 15:27:01 5570868 7367844 2596560 31.79 56968 1906232 1016764 11.03 647900 1749188 111424 15:28:01 5165812 7243728 3001616 36.75 65128 2169804 1119356 12.15 803032 1980956 118860 15:29:01 4074356 6300784 4093072 50.11 69592 2308932 2286180 24.81 1807152 2050944 38460 15:30:01 2911396 6190196 5256032 64.35 102028 3248888 2639188 28.64 1995900 2918544 580 15:31:01 2451536 5732508 5715892 69.98 102224 3250952 2914124 31.62 2489148 2884348 652 15:32:01 2372936 5662576 5794492 70.95 102316 3257696 2922120 31.71 2558352 2891100 1772 15:33:01 3832992 7337412 4334436 53.07 106836 3460896 1062584 11.53 960132 3033132 28540 Average: 4031322 6654756 4136106 50.64 80169 2660042 1868987 20.28 1482500 2379705 45593 15:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:26:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:26:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:26:02 ens3 458.21 260.86 1254.89 69.34 0.00 0.00 0.00 0.00 15:27:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 15:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:27:01 ens3 61.71 49.53 727.10 6.09 0.00 0.00 0.00 0.00 15:28:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 15:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:28:01 ens3 235.80 216.28 3254.54 32.54 0.00 0.00 0.00 0.00 15:29:01 lo 2.18 2.18 0.25 0.25 0.00 0.00 0.00 0.00 15:29:01 docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 15:29:01 ens3 150.06 132.86 1466.23 17.11 0.00 0.00 0.00 0.00 15:29:01 vethd5be7d8 0.08 0.28 0.01 0.02 0.00 0.00 0.00 0.00 15:30:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 15:30:01 docker0 0.22 0.18 0.01 0.01 0.00 0.00 0.00 0.00 15:30:01 ens3 614.87 510.13 7228.15 36.30 0.00 0.00 0.00 0.00 15:30:01 veth8ad2b91 0.05 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:31:01 lo 211.36 211.36 51.22 51.22 0.00 0.00 0.00 0.00 15:31:01 docker0 1.93 1.87 0.30 0.58 0.00 0.00 0.00 0.00 15:31:01 ens3 25.82 13.41 6.11 17.44 0.00 0.00 0.00 0.00 15:31:01 vethd5be7d8 0.43 0.72 0.03 0.05 0.00 0.00 0.00 0.00 15:32:01 lo 1395.40 1395.40 367.28 367.28 0.00 0.00 0.00 0.00 15:32:01 docker0 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 15:32:01 ens3 116.73 59.75 32.06 137.51 0.00 0.00 0.00 0.00 15:32:01 vethd5be7d8 0.18 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:33:01 lo 108.55 108.55 31.58 31.58 0.00 0.00 0.00 0.00 15:33:01 docker0 0.05 0.07 0.00 0.00 0.00 0.00 0.00 0.00 15:33:01 ens3 112.15 96.05 955.04 28.96 0.00 0.00 0.00 0.00 Average: lo 215.54 215.54 56.44 56.44 0.00 0.00 0.00 0.00 Average: docker0 0.31 0.31 0.04 0.08 0.00 0.00 0.00 0.00 Average: ens3 222.25 167.60 1867.82 43.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1403) 04/25/26 _x86_64_ (4 CPU) 15:24:49 LINUX RESTART (4 CPU) 15:25:01 CPU %user %nice %system %iowait %steal %idle 15:26:02 all 17.49 0.00 2.82 4.78 1.86 73.05 15:26:02 0 22.41 0.00 1.83 2.30 1.68 71.78 15:26:02 1 11.59 0.00 2.09 2.24 1.94 82.14 15:26:02 2 23.29 0.00 2.74 8.59 2.34 63.05 15:26:02 3 12.77 0.00 4.56 6.04 1.48 75.15 15:27:01 all 19.69 0.00 1.15 2.06 1.34 75.75 15:27:01 0 12.27 0.00 0.83 0.10 0.76 86.04 15:27:01 1 11.90 0.00 0.86 0.03 1.01 86.20 15:27:01 2 38.94 0.00 2.12 6.79 2.15 50.01 15:27:01 3 15.66 0.00 0.86 1.33 1.45 80.70 15:28:01 all 16.32 0.00 1.18 1.15 1.88 79.47 15:28:01 0 16.81 0.00 0.72 0.48 1.58 80.41 15:28:01 1 20.43 0.00 1.30 1.27 1.93 75.07 15:28:01 2 13.02 0.00 1.54 1.98 2.03 81.43 15:28:01 3 15.05 0.00 1.16 0.84 1.98 80.97 15:29:01 all 59.26 0.00 1.66 1.02 6.12 31.95 15:29:01 0 66.89 0.00 1.11 1.09 5.70 25.20 15:29:01 1 61.10 0.00 2.24 1.10 6.49 29.07 15:29:01 2 59.53 0.00 1.64 1.01 6.59 31.23 15:29:01 3 49.54 0.00 1.64 0.90 5.70 42.21 15:30:01 all 11.20 0.00 6.76 1.28 2.21 78.55 15:30:01 0 12.14 0.00 6.92 1.65 2.05 77.24 15:30:01 1 10.94 0.00 7.24 0.69 2.22 78.91 15:30:01 2 10.45 0.00 6.41 0.69 2.48 79.98 15:30:01 3 11.28 0.00 6.49 2.06 2.06 78.11 15:31:01 all 39.98 0.00 2.29 0.09 4.06 53.58 15:31:01 0 44.83 0.00 2.38 0.03 3.87 48.89 15:31:01 1 42.49 0.00 2.85 0.00 4.35 50.30 15:31:01 2 33.60 0.00 2.00 0.13 4.42 59.85 15:31:01 3 39.02 0.00 1.88 0.22 3.57 55.31 15:32:01 all 57.22 0.00 7.45 0.01 9.16 26.16 15:32:01 0 58.74 0.00 8.35 0.02 9.63 23.27 15:32:01 1 59.10 0.00 7.05 0.00 9.03 24.81 15:32:01 2 54.49 0.00 7.44 0.00 9.32 28.75 15:32:01 3 56.54 0.00 6.97 0.00 8.68 27.81 15:33:01 all 34.42 0.00 1.93 0.64 3.84 59.17 15:33:01 0 34.00 0.00 1.86 1.33 3.51 59.30 15:33:01 1 39.88 0.00 1.78 0.05 3.72 54.57 15:33:01 2 39.24 0.00 1.88 0.68 4.18 54.01 15:33:01 3 24.54 0.00 2.20 0.50 3.94 68.82 Average: all 32.03 0.00 3.15 1.38 3.82 59.63 Average: 0 33.61 0.00 3.00 0.88 3.61 58.90 Average: 1 32.25 0.00 3.16 0.68 3.84 60.07 Average: 2 34.16 0.00 3.21 2.48 4.20 55.95 Average: 3 28.11 0.00 3.21 1.49 3.61 63.57