---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8531 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 12G 8.0G 59% / 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 521 2536 0 4918 7156 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:a3:52:92 brd ff:ff:ff:ff:ff:ff inet 10.32.7.66/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fea3:5292/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d4:68:61:9f 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-8531) 03/10/26 _x86_64_ (4 CPU) 06:21:47 LINUX RESTART (4 CPU) 06:22:01 tps rtps wtps bread/s bwrtn/s 06:23:01 156.03 69.09 86.94 5589.34 39667.86 06:24:01 66.04 4.10 61.94 794.80 9011.30 06:25:01 175.94 9.20 166.74 1478.71 83716.89 06:26:01 713.66 695.77 17.90 5717.58 12341.14 06:27:01 85.04 43.88 41.16 386.29 12984.87 Average: 239.60 164.60 75.00 2797.49 31578.02 06:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:23:01 5910036 7423328 2257392 27.64 36964 1656788 987460 10.71 574476 1513508 59144 06:24:01 5648552 7449840 2518876 30.84 57976 1907928 1018424 11.05 553468 1762932 117940 06:25:01 3215836 7210348 4951592 60.63 109964 3915080 1524028 16.54 1058620 3520736 9936 06:26:01 2481304 7294496 5686124 69.62 279164 4489696 1414072 15.34 1497348 3739292 232756 06:27:01 2619984 7345280 5547444 67.92 291232 4385336 1068616 11.60 1262156 3833856 24960 Average: 3975142 7344658 4192286 51.33 155060 3270966 1202520 13.05 989214 2874065 88947 06:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:23:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 06:23:01 ens3 401.07 221.58 1061.16 65.41 0.00 0.00 0.00 0.00 06:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 lo 0.65 0.65 0.05 0.05 0.00 0.00 0.00 0.00 06:24:01 ens3 65.36 56.46 691.72 6.96 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 lo 1.95 1.95 0.21 0.21 0.00 0.00 0.00 0.00 06:25:01 ens3 768.19 635.04 7689.00 52.96 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:26:01 ens3 4.17 1.62 5.29 0.29 0.00 0.00 0.00 0.00 06:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 lo 1.75 1.75 0.15 0.15 0.00 0.00 0.00 0.00 06:27:01 ens3 31.55 47.03 13.01 259.26 0.00 0.00 0.00 0.00 06:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 254.47 192.61 1895.40 76.66 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8531) 03/10/26 _x86_64_ (4 CPU) 06:21:47 LINUX RESTART (4 CPU) 06:22:01 CPU %user %nice %system %iowait %steal %idle 06:23:01 all 18.93 0.00 2.80 5.08 1.35 71.84 06:23:01 0 28.42 0.00 2.30 5.64 1.37 62.27 06:23:01 1 25.53 0.00 2.06 3.58 1.50 67.33 06:23:01 2 11.05 0.00 2.43 6.07 1.47 78.98 06:23:01 3 10.71 0.00 4.41 5.04 1.08 78.76 06:24:01 all 20.13 0.00 1.21 1.81 1.08 75.76 06:24:01 0 33.47 0.00 1.77 0.33 1.17 63.27 06:24:01 1 20.21 0.00 1.47 1.36 1.65 75.31 06:24:01 2 11.95 0.00 0.96 5.15 0.88 81.05 06:24:01 3 14.91 0.00 0.68 0.38 0.63 83.39 06:25:01 all 20.73 0.00 8.04 3.61 2.29 65.33 06:25:01 0 26.86 0.00 9.78 1.98 2.35 59.04 06:25:01 1 18.54 0.00 8.26 2.82 2.06 68.33 06:25:01 2 20.76 0.00 8.00 7.22 2.37 61.66 06:25:01 3 16.78 0.00 6.13 2.51 2.36 72.23 06:26:01 all 70.02 0.00 10.77 4.37 4.00 10.85 06:26:01 0 67.85 0.00 11.12 7.23 4.02 9.78 06:26:01 1 71.52 0.00 11.06 2.25 3.98 11.19 06:26:01 2 71.76 0.00 11.46 6.23 3.97 6.58 06:26:01 3 68.92 0.00 9.45 1.75 4.02 15.86 06:27:01 all 37.38 0.00 4.42 2.15 2.04 54.01 06:27:01 0 27.29 0.00 3.99 0.20 1.76 66.76 06:27:01 1 28.98 0.00 3.96 1.04 1.74 64.28 06:27:01 2 47.37 0.00 4.92 4.18 2.37 41.16 06:27:01 3 45.91 0.00 4.81 3.17 2.30 43.81 Average: all 33.46 0.00 5.44 3.40 2.15 55.54 Average: 0 36.80 0.00 5.79 3.08 2.13 52.20 Average: 1 32.96 0.00 5.36 2.21 2.19 57.29 Average: 2 32.63 0.00 5.55 5.77 2.21 53.85 Average: 3 31.44 0.00 5.09 2.57 2.08 58.82