---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-3916 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 860 28881 0 2425 30876 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:af:62:b2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.26/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:feaf:62b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:26:c2:6d:a0 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-3916) 03/22/26 _x86_64_ (8 CPU) 05:46:51 LINUX RESTART (8 CPU) 05:47:01 tps rtps wtps bread/s bwrtn/s 05:48:01 415.96 73.76 342.20 5273.31 127608.00 05:49:01 184.30 19.60 164.71 698.55 71809.10 05:50:01 5.13 0.82 4.32 27.06 725.88 05:51:01 35.01 4.95 30.06 176.24 7476.89 Average: 160.11 24.78 135.33 1543.95 51908.12 05:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:48:01 30163948 31727884 2775272 8.43 68332 1806608 1394348 4.10 819252 1666600 184688 05:49:01 28355776 30184888 4583444 13.91 85724 2039952 3292128 9.69 2403388 1855808 17608 05:50:01 27486964 29318656 5452256 16.55 85836 2042272 3995684 11.76 3279060 1849972 200 05:51:01 29634472 31675948 3304748 10.03 89140 2245060 1406068 4.14 1040676 1938256 25304 Average: 28910290 30726844 4028930 12.23 82258 2033473 2522057 7.42 1885594 1827659 56950 05:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 lo 2.00 2.00 0.22 0.22 0.00 0.00 0.00 0.00 05:48:01 ens3 456.98 309.60 1747.40 77.88 0.00 0.00 0.00 0.00 05:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 05:49:01 ens3 786.09 512.05 2449.66 165.38 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 ens3 251.76 139.68 64.06 50.03 0.00 0.00 0.00 0.00 05:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 05:51:01 ens3 244.66 166.34 319.13 1007.94 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 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 434.87 281.92 1145.09 325.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-3916) 03/22/26 _x86_64_ (8 CPU) 05:46:51 LINUX RESTART (8 CPU) 05:47:01 CPU %user %nice %system %iowait %steal %idle 05:48:01 all 9.86 0.00 1.33 2.33 0.03 86.45 05:48:01 0 9.57 0.00 0.84 1.14 0.02 88.44 05:48:01 1 5.46 0.00 1.22 3.41 0.03 89.87 05:48:01 2 4.10 0.00 0.89 6.85 0.05 88.12 05:48:01 3 3.57 0.00 0.88 0.23 0.02 95.29 05:48:01 4 2.52 0.00 0.57 0.22 0.02 96.68 05:48:01 5 27.22 0.00 3.21 4.99 0.07 64.51 05:48:01 6 21.79 0.00 1.97 1.42 0.03 74.78 05:48:01 7 4.73 0.00 1.02 0.37 0.02 93.87 05:49:01 all 23.47 0.00 1.50 0.69 0.05 74.29 05:49:01 0 21.32 0.00 2.05 0.88 0.05 75.69 05:49:01 1 25.55 0.00 0.77 0.82 0.05 72.81 05:49:01 2 24.60 0.00 1.19 0.87 0.05 73.30 05:49:01 3 14.07 0.00 0.74 0.02 0.05 85.12 05:49:01 4 25.01 0.00 0.88 0.90 0.05 73.16 05:49:01 5 17.06 0.00 2.69 1.47 0.07 78.72 05:49:01 6 45.70 0.00 3.22 0.33 0.07 50.68 05:49:01 7 14.37 0.00 0.45 0.25 0.03 84.90 05:50:01 all 19.96 0.00 0.48 0.02 0.05 79.49 05:50:01 0 23.73 0.00 0.45 0.05 0.07 75.70 05:50:01 1 14.11 0.00 0.40 0.00 0.03 85.46 05:50:01 2 9.37 0.00 0.30 0.00 0.03 90.30 05:50:01 3 19.75 0.00 0.58 0.00 0.07 79.60 05:50:01 4 19.71 0.00 0.47 0.00 0.03 79.79 05:50:01 5 35.07 0.00 0.75 0.03 0.07 64.08 05:50:01 6 18.52 0.00 0.28 0.00 0.05 81.14 05:50:01 7 19.51 0.00 0.57 0.03 0.05 79.84 05:51:01 all 14.31 0.00 0.65 0.21 0.04 84.80 05:51:01 0 26.06 0.00 0.62 0.00 0.03 73.29 05:51:01 1 12.34 0.00 0.35 0.00 0.03 87.28 05:51:01 2 19.16 0.00 0.62 0.42 0.03 79.77 05:51:01 3 17.47 0.00 0.84 0.12 0.05 81.52 05:51:01 4 8.81 0.00 0.93 0.07 0.03 90.16 05:51:01 5 6.14 0.00 0.47 0.78 0.03 92.57 05:51:01 6 18.62 0.00 0.95 0.28 0.03 80.11 05:51:01 7 5.86 0.00 0.40 0.00 0.03 93.71 Average: all 16.90 0.00 0.99 0.81 0.04 81.26 Average: 0 20.18 0.00 0.99 0.52 0.04 78.27 Average: 1 14.36 0.00 0.68 1.06 0.04 83.86 Average: 2 14.31 0.00 0.75 2.03 0.04 82.87 Average: 3 13.72 0.00 0.76 0.09 0.05 85.39 Average: 4 14.01 0.00 0.71 0.30 0.03 84.94 Average: 5 21.36 0.00 1.78 1.82 0.06 74.98 Average: 6 26.16 0.00 1.61 0.51 0.05 71.68 Average: 7 11.11 0.00 0.61 0.16 0.03 88.08