---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-11121 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 840 28783 0 2543 30890 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:a2:be:63 brd ff:ff:ff:ff:ff:ff inet 10.30.107.63/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fea2:be63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5a:9e:da:e8 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-11121) 11/08/25 _x86_64_ (8 CPU) 03:07:23 LINUX RESTART (8 CPU) 03:08:01 tps rtps wtps bread/s bwrtn/s 03:09:01 349.03 41.11 307.92 1125.81 69390.97 03:10:01 167.66 20.90 146.76 831.06 72951.17 03:11:01 74.40 40.98 33.43 3076.55 16180.50 Average: 197.03 34.33 162.70 1677.81 52840.88 03:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:09:01 30035036 31707352 2904184 8.82 77088 1898244 1972652 5.80 846940 1748600 237616 03:10:01 29172940 31071712 3766280 11.43 96172 2092344 2231200 6.56 1548632 1877420 80376 03:11:01 29512932 31668548 3426288 10.40 99608 2342900 1396020 4.11 1049500 2038372 61156 Average: 29573636 31482537 3365584 10.22 90956 2111163 1866624 5.49 1148357 1888131 126383 03:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:09:01 ens3 206.63 128.18 1473.53 53.86 0.00 0.00 0.00 0.00 03:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 03:10:01 ens3 225.20 164.12 1174.44 39.61 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 lo 4.20 4.20 0.49 0.49 0.00 0.00 0.00 0.00 03:11:01 ens3 528.68 304.67 2676.11 88.42 0.00 0.00 0.00 0.00 03:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 320.17 198.99 1774.70 60.63 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: lo 2.13 2.13 0.25 0.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-11121) 11/08/25 _x86_64_ (8 CPU) 03:07:23 LINUX RESTART (8 CPU) 03:08:01 CPU %user %nice %system %iowait %steal %idle 03:09:01 all 11.12 0.00 0.97 2.21 0.04 85.67 03:09:01 0 10.86 0.00 1.62 6.33 0.08 81.10 03:09:01 1 7.91 0.00 0.67 0.35 0.03 91.04 03:09:01 2 7.28 0.00 0.57 0.17 0.03 91.95 03:09:01 3 6.22 0.00 0.63 2.57 0.03 90.54 03:09:01 4 2.27 0.00 0.30 0.00 0.02 97.41 03:09:01 5 4.84 0.00 0.23 0.02 0.03 94.88 03:09:01 6 22.78 0.00 1.75 6.52 0.05 68.90 03:09:01 7 26.84 0.00 1.98 1.75 0.07 69.36 03:10:01 all 17.02 0.00 1.36 1.38 0.05 80.19 03:10:01 0 14.49 0.00 1.30 1.30 0.05 82.86 03:10:01 1 15.16 0.00 0.87 0.25 0.05 83.67 03:10:01 2 18.24 0.00 1.75 0.85 0.03 79.13 03:10:01 3 8.60 0.00 0.73 0.97 0.07 89.63 03:10:01 4 17.28 0.00 2.25 0.72 0.05 79.70 03:10:01 5 16.76 0.00 1.37 0.07 0.03 81.77 03:10:01 6 7.37 0.00 0.52 6.07 0.05 85.99 03:10:01 7 38.24 0.00 2.02 0.83 0.07 58.84 03:11:01 all 15.84 0.00 1.01 0.50 0.05 82.62 03:11:01 0 9.10 0.00 0.57 1.22 0.02 89.10 03:11:01 1 24.81 0.00 1.07 0.15 0.05 73.92 03:11:01 2 13.25 0.00 0.75 0.15 0.07 85.78 03:11:01 3 16.54 0.00 1.70 0.20 0.05 81.51 03:11:01 4 14.88 0.00 1.50 0.68 0.03 82.90 03:11:01 5 13.55 0.00 0.50 0.08 0.03 85.83 03:11:01 6 9.24 0.00 0.60 1.09 0.03 89.04 03:11:01 7 25.33 0.00 1.33 0.35 0.05 72.94 Average: all 14.66 0.00 1.11 1.36 0.04 82.82 Average: 0 11.49 0.00 1.16 2.95 0.05 84.36 Average: 1 15.95 0.00 0.87 0.25 0.04 82.88 Average: 2 12.92 0.00 1.02 0.39 0.04 85.62 Average: 3 10.45 0.00 1.02 1.25 0.05 87.23 Average: 4 11.48 0.00 1.35 0.47 0.03 86.67 Average: 5 11.72 0.00 0.70 0.06 0.03 87.49 Average: 6 13.13 0.00 0.96 4.56 0.04 81.31 Average: 7 30.13 0.00 1.78 0.98 0.06 67.05