---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-5012 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 812 28449 0 2904 30898 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:60:be:e6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.76/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe60:bee6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:18:e2:5b:bb 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::42:18ff:fee2:5bbb/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-5012) 02/03/26 _x86_64_ (8 CPU) 06:05:20 LINUX RESTART (8 CPU) 06:06:02 tps rtps wtps bread/s bwrtn/s 06:07:01 234.70 12.67 222.03 1697.19 97587.67 06:08:01 84.34 0.00 84.34 0.00 49674.39 06:09:01 185.74 0.12 185.62 9.60 39231.33 Average: 167.89 4.22 163.67 562.69 61968.59 06:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:07:01 29554620 31718728 3384600 10.28 81700 2372052 1553292 4.57 898324 2143492 305188 06:08:01 28513432 31543924 4425788 13.44 110960 3130240 1736136 5.11 1221676 2754828 513164 06:09:01 29191220 31699684 3748000 11.38 125776 2631392 1497680 4.41 1014392 2330708 8 Average: 29086424 31654112 3852796 11.70 106145 2711228 1595703 4.69 1044797 2409676 272787 06:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:07:01 lo 3.52 3.52 0.42 0.42 0.00 0.00 0.00 0.00 06:07:01 veth3c2dbf6 31.92 92.36 2.28 2122.37 0.00 0.00 0.00 0.17 06:07:01 ens3 243.00 145.53 4174.44 20.10 0.00 0.00 0.00 0.00 06:07:01 docker0 31.92 92.24 1.84 2122.36 0.00 0.00 0.00 0.00 06:08:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:08:01 veth3c2dbf6 83.02 137.01 9.33 2849.48 0.00 0.00 0.00 0.23 06:08:01 ens3 154.69 99.50 2853.31 13.53 0.00 0.00 0.00 0.00 06:08:01 docker0 83.02 136.96 8.19 2849.48 0.00 0.00 0.00 0.00 06:09:01 lo 2.47 2.47 0.22 0.22 0.00 0.00 0.00 0.00 06:09:01 ens3 262.24 377.77 21.76 2979.52 0.00 0.00 0.00 0.00 06:09:01 docker0 0.37 0.40 0.05 0.74 0.00 0.00 0.00 0.00 Average: lo 2.06 2.06 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 219.85 207.94 2339.75 1009.83 0.00 0.00 0.00 0.00 Average: docker0 38.47 76.45 3.37 1654.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-5012) 02/03/26 _x86_64_ (8 CPU) 06:05:20 LINUX RESTART (8 CPU) 06:06:02 CPU %user %nice %system %iowait %steal %idle 06:07:01 all 9.12 0.00 1.30 2.01 0.03 87.54 06:07:01 0 19.98 0.00 2.24 1.56 0.05 76.17 06:07:01 1 5.92 0.00 0.88 1.21 0.07 91.93 06:07:01 2 2.13 0.00 0.63 3.66 0.03 93.56 06:07:01 3 2.52 0.00 0.75 0.15 0.02 96.56 06:07:01 4 1.02 0.00 0.61 0.44 0.00 97.93 06:07:01 5 3.18 0.00 1.41 1.63 0.02 93.76 06:07:01 6 18.01 0.00 2.07 5.10 0.05 74.77 06:07:01 7 20.17 0.00 1.82 2.26 0.03 75.73 06:08:01 all 9.45 0.00 1.71 0.73 0.03 88.07 06:08:01 0 7.64 0.00 1.30 0.02 0.02 91.02 06:08:01 1 0.80 0.00 0.30 2.84 0.05 96.00 06:08:01 2 21.58 0.00 3.84 0.12 0.03 74.43 06:08:01 3 10.56 0.00 2.05 1.17 0.03 86.18 06:08:01 4 16.12 0.00 2.42 0.03 0.03 81.39 06:08:01 5 4.88 0.00 1.22 1.00 0.03 92.87 06:08:01 6 12.51 0.00 2.28 0.07 0.03 85.11 06:08:01 7 1.59 0.00 0.23 0.66 0.02 97.50 06:09:01 all 14.27 0.00 1.69 0.70 0.06 83.29 06:09:01 0 15.53 0.00 1.48 0.05 0.07 82.88 06:09:01 1 19.53 0.00 1.52 0.10 0.08 78.77 06:09:01 2 22.95 0.00 2.81 0.03 0.07 74.13 06:09:01 3 5.68 0.00 0.80 0.02 0.05 93.45 06:09:01 4 14.09 0.00 1.38 0.00 0.05 84.48 06:09:01 5 17.63 0.00 3.19 5.22 0.07 73.90 06:09:01 6 7.86 0.00 0.91 0.00 0.03 91.20 06:09:01 7 10.98 0.00 1.40 0.18 0.07 87.36 Average: all 10.96 0.00 1.57 1.14 0.04 86.30 Average: 0 14.35 0.00 1.67 0.54 0.04 83.40 Average: 1 8.77 0.00 0.90 1.38 0.07 88.88 Average: 2 15.63 0.00 2.44 1.26 0.04 80.64 Average: 3 6.28 0.00 1.21 0.45 0.03 92.03 Average: 4 10.46 0.00 1.47 0.16 0.03 87.88 Average: 5 8.58 0.00 1.94 2.62 0.04 86.82 Average: 6 12.75 0.00 1.75 1.69 0.04 83.77 Average: 7 10.83 0.00 1.14 1.03 0.04 86.96