---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-7771 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: 2799.974 BogoMIPS: 5599.94 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 12G 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 817 27329 0 4019 30893 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:ed:23:3d brd ff:ff:ff:ff:ff:ff inet 10.30.107.235/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:feed:233d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:57:33:4d:59 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::42:57ff:fe33:4d59/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-7771) 07/10/26 _x86_64_ (8 CPU) 09:48:50 LINUX RESTART (8 CPU) 09:49:01 tps rtps wtps bread/s bwrtn/s 09:50:01 387.15 105.05 282.10 5670.52 44836.93 09:51:01 159.95 9.03 150.92 1644.79 34441.32 09:52:01 314.90 0.18 314.71 13.20 80284.49 Average: 287.33 38.09 249.24 2442.79 53186.54 09:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:01 30240076 31675980 2699144 8.19 54824 1701048 1440512 4.24 872520 1558368 87584 09:51:01 28575592 31065396 4363628 13.25 88748 2683972 2584076 7.60 1621028 2384816 170832 09:52:01 27992400 31567080 4946820 15.02 136328 3692028 2234904 6.58 1232136 3314216 524 Average: 28936023 31436152 4003197 12.15 93300 2692349 2086497 6.14 1241895 2419133 86313 09:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:01 ens3 485.72 272.02 1676.82 76.03 0.00 0.00 0.00 0.00 09:50:01 lo 2.20 2.20 0.22 0.22 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:51:01 ens3 273.78 195.25 6080.30 21.90 0.00 0.00 0.00 0.00 09:51:01 lo 3.20 3.20 0.32 0.32 0.00 0.00 0.00 0.00 09:51:01 vethc351e6c 91.40 125.37 7.24 2777.55 0.00 0.00 0.00 0.23 09:51:01 docker0 91.40 125.26 5.99 2777.54 0.00 0.00 0.00 0.00 09:52:01 ens3 185.12 135.31 3226.18 14.56 0.00 0.00 0.00 0.00 09:52:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 09:52:01 vethcb251b9 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 09:52:01 docker0 106.45 138.29 10.39 1992.13 0.00 0.00 0.00 0.00 Average: ens3 314.87 200.86 3661.23 37.50 0.00 0.00 0.00 0.00 Average: lo 2.13 2.13 0.21 0.21 0.00 0.00 0.00 0.00 Average: vethcb251b9 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 65.95 87.85 5.46 1589.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-7771) 07/10/26 _x86_64_ (8 CPU) 09:48:50 LINUX RESTART (8 CPU) 09:49:01 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 8.19 0.00 1.26 2.96 0.04 87.55 09:50:01 0 25.46 0.00 2.56 10.64 0.07 61.28 09:50:01 1 10.81 0.00 0.93 0.42 0.03 87.80 09:50:01 2 4.97 0.00 0.87 0.83 0.03 93.29 09:50:01 3 4.30 0.00 0.79 0.35 0.02 94.55 09:50:01 4 3.09 0.00 0.67 0.27 0.03 95.94 09:50:01 5 9.29 0.00 2.07 0.43 0.03 88.17 09:50:01 6 4.14 0.00 0.48 0.72 0.03 94.62 09:50:01 7 3.43 0.00 1.71 10.06 0.05 84.75 09:51:01 all 16.31 0.00 1.72 1.11 0.06 80.80 09:51:01 0 23.10 0.00 1.66 0.15 0.07 75.03 09:51:01 1 37.14 0.00 2.73 0.47 0.10 59.56 09:51:01 2 17.11 0.00 2.07 4.85 0.07 75.90 09:51:01 3 14.06 0.00 1.03 0.18 0.05 84.67 09:51:01 4 10.22 0.00 2.80 0.42 0.07 86.49 09:51:01 5 13.25 0.00 1.22 0.12 0.07 85.34 09:51:01 6 8.82 0.00 1.03 0.30 0.07 89.78 09:51:01 7 6.83 0.00 1.22 2.39 0.05 89.51 09:52:01 all 25.74 0.00 2.70 1.58 0.09 69.89 09:52:01 0 25.41 0.00 2.61 2.56 0.08 69.32 09:52:01 1 23.49 0.00 2.15 0.84 0.10 73.42 09:52:01 2 27.51 0.00 3.06 7.47 0.10 61.85 09:52:01 3 26.23 0.00 2.07 0.35 0.10 71.26 09:52:01 4 21.38 0.00 2.34 0.85 0.07 75.35 09:52:01 5 39.83 0.00 5.14 0.00 0.10 54.93 09:52:01 6 22.67 0.00 2.43 0.35 0.08 74.46 09:52:01 7 19.42 0.00 1.78 0.22 0.08 78.49 Average: all 16.73 0.00 1.89 1.88 0.06 79.43 Average: 0 24.66 0.00 2.28 4.45 0.07 68.54 Average: 1 23.80 0.00 1.94 0.57 0.08 73.61 Average: 2 16.50 0.00 2.00 4.38 0.07 77.05 Average: 3 14.85 0.00 1.29 0.30 0.06 83.51 Average: 4 11.56 0.00 1.94 0.51 0.06 85.93 Average: 5 20.75 0.00 2.81 0.18 0.07 76.19 Average: 6 11.87 0.00 1.31 0.46 0.06 86.30 Average: 7 9.88 0.00 1.57 4.23 0.06 84.26