---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-19 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 13G 143G 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 857 26667 0 4642 30854 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:1e:b9:97 brd ff:ff:ff:ff:ff:ff inet 10.30.106.22/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86032sec preferred_lft 86032sec inet6 fe80::f816:3eff:fe1e:b997/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6e:38:7d:56 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::42:6eff:fe38:7d56/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-19) 06/22/26 _x86_64_ (8 CPU) 09:07:53 LINUX RESTART (8 CPU) 09:08:01 tps rtps wtps bread/s bwrtn/s 09:09:02 345.38 73.95 271.42 5290.18 91014.43 09:10:01 237.62 9.27 228.35 1682.97 116102.08 09:11:01 122.51 0.30 122.21 2.40 41773.54 09:12:01 689.70 0.00 689.70 0.00 31326.38 09:13:01 634.64 0.03 634.61 5.73 74398.00 Average: 406.52 16.74 389.79 1395.25 70770.84 09:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:09:02 30352900 31703304 2586312 7.85 50692 1622144 1448776 4.26 838716 1482548 54428 09:10:01 29326564 31646528 3612648 10.97 84040 2525224 1702196 5.01 983708 2287032 488 09:11:01 27359780 31037020 5579432 16.94 144100 3677332 2290900 6.74 1726220 3324700 730516 09:12:01 27104812 31032600 5834400 17.71 153644 3863208 2293440 6.75 1737148 3510520 20544 09:13:01 26224236 30395544 6714976 20.39 238872 4017520 3032212 8.92 2438300 3664300 36204 Average: 28073658 31162999 4865554 14.77 134270 3141086 2153505 6.34 1544818 2853820 168436 09:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:09:02 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 09:09:02 ens3 372.95 254.26 1009.11 73.17 0.00 0.00 0.00 0.00 09:09:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 3.05 3.05 0.33 0.33 0.00 0.00 0.00 0.00 09:10:01 vethd333407 0.07 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:10:01 ens3 276.70 138.74 5104.91 19.26 0.00 0.00 0.00 0.00 09:10:01 docker0 39.87 105.61 2.21 2568.94 0.00 0.00 0.00 0.00 09:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 vethd333407 175.49 336.34 32.76 3674.82 0.00 0.00 0.00 0.30 09:11:01 ens3 339.02 176.84 3676.25 33.44 0.00 0.00 0.00 0.00 09:11:01 docker0 175.49 336.22 30.37 3674.81 0.00 0.00 0.00 0.00 09:12:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:12:01 vethd333407 20.78 29.66 1.61 196.00 0.00 0.00 0.00 0.02 09:12:01 ens3 30.00 21.00 196.08 1.82 0.00 0.00 0.00 0.00 09:12:01 docker0 20.78 29.65 1.33 196.00 0.00 0.00 0.00 0.00 09:13:01 veth89042e8 7.58 17.41 0.57 443.23 0.00 0.00 0.00 0.04 09:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 ens3 22.33 11.80 466.57 1.89 0.00 0.00 0.00 0.00 09:13:01 docker0 10.88 21.05 0.73 466.21 0.00 0.00 0.00 0.00 Average: veth89042e8 1.52 3.49 0.12 88.94 0.00 0.00 0.00 0.01 Average: lo 0.99 0.99 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 207.97 120.47 2080.56 25.94 0.00 0.00 0.00 0.00 Average: docker0 49.44 98.49 6.94 1377.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-19) 06/22/26 _x86_64_ (8 CPU) 09:07:53 LINUX RESTART (8 CPU) 09:08:01 CPU %user %nice %system %iowait %steal %idle 09:09:02 all 7.50 0.00 1.21 7.16 0.09 84.04 09:09:02 0 3.78 0.00 0.90 6.98 0.10 88.24 09:09:02 1 10.04 0.00 2.29 5.08 0.12 82.48 09:09:02 2 5.05 0.00 1.02 8.95 0.10 84.88 09:09:02 3 5.32 0.00 0.42 28.91 0.11 65.24 09:09:02 4 8.07 0.00 0.93 0.90 0.10 89.99 09:09:02 5 10.74 0.00 0.88 0.33 0.12 87.93 09:09:02 6 7.03 0.00 0.90 5.90 0.05 86.12 09:09:02 7 10.05 0.00 2.25 1.05 0.05 86.59 09:10:01 all 9.19 0.00 1.47 1.92 0.04 87.38 09:10:01 0 7.94 0.00 1.70 0.41 0.03 89.91 09:10:01 1 1.85 0.00 0.71 0.14 0.03 97.26 09:10:01 2 5.94 0.00 1.19 1.45 0.03 91.39 09:10:01 3 4.16 0.00 1.16 8.73 0.03 85.91 09:10:01 4 11.75 0.00 1.66 0.51 0.03 86.04 09:10:01 5 29.72 0.00 2.61 0.73 0.05 66.89 09:10:01 6 9.43 0.00 1.67 2.86 0.05 85.99 09:10:01 7 2.77 0.00 0.99 0.60 0.02 95.63 09:11:01 all 11.64 0.00 2.64 0.46 0.06 85.20 09:11:01 0 7.14 0.00 0.90 0.03 0.05 91.88 09:11:01 1 13.83 0.00 3.95 1.26 0.07 80.89 09:11:01 2 12.10 0.00 3.02 0.37 0.05 84.47 09:11:01 3 7.10 0.00 2.11 1.54 0.07 89.18 09:11:01 4 8.31 0.00 3.37 0.02 0.07 88.23 09:11:01 5 28.79 0.00 3.51 0.15 0.07 67.48 09:11:01 6 12.59 0.00 2.07 0.02 0.07 85.26 09:11:01 7 3.18 0.00 2.29 0.32 0.05 94.16 09:12:01 all 13.24 0.00 0.79 1.40 0.03 84.54 09:12:01 0 1.60 0.00 0.07 0.00 0.03 98.30 09:12:01 1 16.23 0.00 1.57 11.07 0.05 71.08 09:12:01 2 1.82 0.00 0.99 0.00 0.03 97.16 09:12:01 3 1.60 0.00 0.10 0.00 0.02 98.28 09:12:01 4 1.44 0.00 1.62 0.00 0.02 96.92 09:12:01 5 82.94 0.00 1.45 0.00 0.10 15.51 09:12:01 6 0.00 0.00 0.02 0.00 0.02 99.97 09:12:01 7 0.20 0.00 0.45 0.12 0.02 99.21 09:13:01 all 15.92 0.00 4.82 1.21 0.08 77.98 09:13:01 0 7.72 0.00 5.53 0.29 0.05 86.41 09:13:01 1 48.82 0.00 7.61 0.39 0.10 43.08 09:13:01 2 13.72 0.00 6.39 7.12 0.10 72.67 09:13:01 3 14.66 0.00 3.17 0.34 0.08 81.75 09:13:01 4 12.90 0.00 4.77 0.22 0.07 82.05 09:13:01 5 10.27 0.00 2.92 0.25 0.05 86.51 09:13:01 6 10.77 0.00 3.70 0.08 0.07 85.38 09:13:01 7 8.56 0.00 4.43 1.01 0.05 85.94 Average: all 11.51 0.00 2.18 2.43 0.06 83.82 Average: 0 5.62 0.00 1.82 1.55 0.05 90.96 Average: 1 18.16 0.00 3.23 3.61 0.07 74.94 Average: 2 7.72 0.00 2.52 3.58 0.06 86.12 Average: 3 6.58 0.00 1.40 7.69 0.06 84.28 Average: 4 8.47 0.00 2.47 0.33 0.06 88.67 Average: 5 32.78 0.00 2.28 0.29 0.08 64.57 Average: 6 7.95 0.00 1.66 1.78 0.05 88.56 Average: 7 4.96 0.00 2.09 0.62 0.04 92.30