---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-5793 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 846 28724 0 2596 30884 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:76:58:b3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.150/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86169sec preferred_lft 86169sec inet6 fe80::f816:3eff:fe76:58b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:39:66:8d:f6 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 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-5793) 06/01/26 _x86_64_ (8 CPU) 09:00:24 LINUX RESTART (8 CPU) 09:01:02 tps rtps wtps bread/s bwrtn/s 09:02:01 180.60 18.06 162.53 377.97 92737.37 09:03:01 136.88 10.11 126.76 553.51 43343.58 09:04:01 43.89 3.65 40.24 139.44 5273.39 Average: 120.12 10.57 109.55 356.86 46863.30 09:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:02:01 29927004 31730644 3012208 9.14 79612 2024224 1370308 4.03 828212 1872816 235484 09:03:01 27574004 29685188 5365208 16.29 93532 2305852 3630440 10.68 2938732 2083312 12416 09:04:01 29482808 31694384 3456404 10.49 97528 2401280 1355876 3.99 978916 2140492 11276 Average: 28994605 31036739 3944607 11.98 90224 2243785 2118875 6.23 1581953 2032207 86392 09:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 ens3 146.55 111.64 1936.87 23.46 0.00 0.00 0.00 0.00 09:02:01 lo 1.56 1.56 0.19 0.19 0.00 0.00 0.00 0.00 09:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 ens3 521.21 395.50 4178.55 80.42 0.00 0.00 0.00 0.00 09:03:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 09:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 ens3 218.81 153.42 122.14 63.24 0.00 0.00 0.00 0.00 09:04:01 lo 15.48 15.48 1.87 1.87 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: ens3 296.36 220.80 2079.98 55.89 0.00 0.00 0.00 0.00 Average: lo 5.84 5.84 0.70 0.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-5793) 06/01/26 _x86_64_ (8 CPU) 09:00:24 LINUX RESTART (8 CPU) 09:01:02 CPU %user %nice %system %iowait %steal %idle 09:02:01 all 9.21 0.00 0.75 1.66 0.04 88.35 09:02:01 0 0.54 0.00 0.14 0.02 0.02 99.29 09:02:01 1 28.29 0.00 1.99 1.19 0.07 68.47 09:02:01 2 1.19 0.00 0.44 10.94 0.03 87.39 09:02:01 3 6.40 0.00 0.53 0.19 0.05 92.83 09:02:01 4 32.75 0.00 1.95 0.56 0.07 64.67 09:02:01 5 1.70 0.00 0.42 0.07 0.02 97.79 09:02:01 6 1.70 0.00 0.25 0.15 0.00 97.90 09:02:01 7 1.01 0.00 0.26 0.24 0.03 98.46 09:03:01 all 33.92 0.00 1.35 0.43 0.08 64.23 09:03:01 0 20.13 0.00 0.75 0.15 0.05 78.92 09:03:01 1 34.51 0.00 2.31 0.75 0.08 62.33 09:03:01 2 31.77 0.00 0.94 1.37 0.07 65.85 09:03:01 3 40.50 0.00 2.29 0.55 0.08 56.57 09:03:01 4 41.51 0.00 1.09 0.02 0.08 57.30 09:03:01 5 40.19 0.00 1.65 0.12 0.10 57.94 09:03:01 6 38.17 0.00 0.55 0.27 0.07 60.95 09:03:01 7 24.56 0.00 1.14 0.22 0.08 73.99 09:04:01 all 18.92 0.00 0.98 0.18 0.05 79.87 09:04:01 0 11.49 0.00 0.85 0.02 0.05 87.59 09:04:01 1 26.49 0.00 1.55 0.05 0.07 71.85 09:04:01 2 41.36 0.00 1.47 0.10 0.07 57.00 09:04:01 3 14.05 0.00 0.58 0.32 0.05 85.00 09:04:01 4 14.77 0.00 0.58 0.00 0.03 84.62 09:04:01 5 15.54 0.00 1.04 0.03 0.05 83.34 09:04:01 6 9.53 0.00 0.60 0.00 0.03 89.84 09:04:01 7 18.15 0.00 1.13 0.95 0.03 79.73 Average: all 20.74 0.00 1.02 0.76 0.05 77.43 Average: 0 10.77 0.00 0.58 0.06 0.04 88.55 Average: 1 29.76 0.00 1.95 0.66 0.07 67.55 Average: 2 24.92 0.00 0.95 4.10 0.06 69.97 Average: 3 20.38 0.00 1.14 0.35 0.06 78.07 Average: 4 29.64 0.00 1.20 0.19 0.06 68.90 Average: 5 19.25 0.00 1.04 0.07 0.06 79.58 Average: 6 16.53 0.00 0.47 0.14 0.03 82.83 Average: 7 14.65 0.00 0.85 0.47 0.05 83.98