---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1031 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 144G 8% / 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 879 28148 0 3139 30837 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:d4:02:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.84/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fed4:2b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a8:64:8a:60 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:a8ff:fe64:8a60/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1031) 03/02/26 _x86_64_ (8 CPU) 13:33:42 LINUX RESTART (8 CPU) 13:34:01 tps rtps wtps bread/s bwrtn/s 13:35:02 399.10 73.70 325.40 5226.06 117556.27 13:36:01 206.20 22.69 183.51 919.03 74383.32 13:37:01 105.91 3.75 102.17 451.18 30423.46 Average: 237.24 33.44 203.80 2205.81 74117.11 13:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:35:02 30183704 31734068 2755516 8.37 66500 1795504 1396096 4.11 813304 1654728 180408 13:36:01 28299344 30145356 4639876 14.09 83928 2060980 3288028 9.67 2452516 1869420 11248 13:37:01 28809516 31551632 4129704 12.54 104952 2909344 1902632 5.60 1196756 2556232 14652 Average: 29097521 31143685 3841699 11.66 85127 2255276 2195585 6.46 1487525 2026793 68769 13:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:35:02 lo 1.77 1.77 0.19 0.19 0.00 0.00 0.00 0.00 13:35:02 ens3 423.76 287.40 1811.02 75.85 0.00 0.00 0.00 0.00 13:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:36:01 lo 14.81 14.81 2.07 2.07 0.00 0.00 0.00 0.00 13:36:01 ens3 815.51 588.46 2467.56 181.14 0.00 0.00 0.00 0.00 13:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:37:01 lo 12.46 12.46 1.69 1.69 0.00 0.00 0.00 0.00 13:37:01 ens3 890.19 586.07 7040.28 144.94 0.00 0.00 0.00 0.00 13:37:01 docker0 2.12 2.67 0.40 0.53 0.00 0.00 0.00 0.00 13:37:01 veth4d2bf68 0.13 0.42 0.01 0.03 0.00 0.00 0.00 0.00 Average: lo 9.65 9.65 1.31 1.31 0.00 0.00 0.00 0.00 Average: ens3 709.24 486.75 3780.43 133.72 0.00 0.00 0.00 0.00 Average: docker0 0.71 0.89 0.13 0.18 0.00 0.00 0.00 0.00 Average: veth4d2bf68 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1031) 03/02/26 _x86_64_ (8 CPU) 13:33:42 LINUX RESTART (8 CPU) 13:34:01 CPU %user %nice %system %iowait %steal %idle 13:35:02 all 9.89 0.00 1.28 2.32 0.04 86.48 13:35:02 0 9.91 0.00 1.20 0.43 0.03 88.42 13:35:02 1 31.29 0.00 2.10 0.88 0.05 65.68 13:35:02 2 11.79 0.00 0.98 0.60 0.02 86.61 13:35:02 3 5.06 0.00 0.79 0.30 0.03 93.82 13:35:02 4 4.56 0.00 0.57 0.08 0.07 94.73 13:35:02 5 9.34 0.00 2.09 3.72 0.03 84.82 13:35:02 6 1.85 0.00 1.95 11.34 0.03 84.84 13:35:02 7 5.25 0.00 0.52 1.24 0.03 92.96 13:36:01 all 22.95 0.00 1.67 0.97 0.06 74.35 13:36:01 0 22.16 0.00 1.89 0.08 0.05 75.82 13:36:01 1 28.46 0.00 2.43 0.32 0.05 68.73 13:36:01 2 33.29 0.00 2.84 1.26 0.07 62.54 13:36:01 3 23.86 0.00 1.48 0.17 0.05 74.44 13:36:01 4 18.48 0.00 0.85 0.51 0.07 80.10 13:36:01 5 20.53 0.00 0.88 0.00 0.05 78.54 13:36:01 6 17.39 0.00 1.75 4.94 0.05 75.87 13:36:01 7 19.46 0.00 1.23 0.51 0.05 78.75 13:37:01 all 18.38 0.00 2.91 0.56 0.06 78.09 13:37:01 0 15.20 0.00 3.14 0.05 0.05 81.56 13:37:01 1 20.35 0.00 2.59 0.39 0.07 76.61 13:37:01 2 16.24 0.00 4.44 3.21 0.07 76.04 13:37:01 3 18.06 0.00 2.58 0.22 0.07 79.08 13:37:01 4 19.17 0.00 2.74 0.03 0.05 78.01 13:37:01 5 19.95 0.00 3.03 0.13 0.07 76.82 13:37:01 6 18.76 0.00 2.83 0.30 0.05 78.06 13:37:01 7 19.32 0.00 1.96 0.12 0.05 78.55 Average: all 17.04 0.00 1.96 1.29 0.05 79.67 Average: 0 15.72 0.00 2.08 0.19 0.04 81.97 Average: 1 26.70 0.00 2.37 0.53 0.06 70.34 Average: 2 20.37 0.00 2.75 1.69 0.05 75.14 Average: 3 15.61 0.00 1.61 0.23 0.05 82.50 Average: 4 14.03 0.00 1.39 0.21 0.06 84.31 Average: 5 16.58 0.00 2.00 1.30 0.05 80.07 Average: 6 12.64 0.00 2.18 5.53 0.04 79.61 Average: 7 14.64 0.00 1.24 0.62 0.04 83.45