---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-34728 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: 2800.000 BogoMIPS: 5600.00 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 708K 3.2G 1% /run /dev/vda1 155G 17G 139G 11% / 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 916 22214 0 9036 30795 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:21:88:6b brd ff:ff:ff:ff:ff:ff inet 10.30.106.230/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85926sec preferred_lft 85926sec inet6 fe80::f816:3eff:fe21:886b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:63:72:fb 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-34728) 08/12/25 _x86_64_ (8 CPU) 10:12:01 LINUX RESTART (8 CPU) 10:13:01 tps rtps wtps bread/s bwrtn/s 10:14:01 257.84 44.28 213.56 3475.95 90375.60 10:15:01 36.23 1.00 35.23 77.99 24184.10 10:16:01 345.08 23.08 322.00 3235.19 16064.12 10:17:01 684.29 8.21 676.07 587.00 251393.00 10:18:01 261.51 0.03 261.47 0.53 8383.14 10:19:01 79.15 0.60 78.55 62.12 8306.62 Average: 277.36 12.87 264.49 1239.78 66456.23 10:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:14:01 28727632 30867872 4211588 12.79 90040 2341624 2021924 5.95 1776092 2103700 35920 10:15:01 27556596 29749664 5382624 16.34 93616 2388100 3093812 9.10 2901720 2141420 248 10:16:01 28064008 31558596 4875212 14.80 108128 3648856 1515624 4.46 1432064 3052376 804092 10:17:01 21607984 30497812 11331236 34.40 207160 8636284 7748100 22.80 2639280 7919092 44480 10:18:01 17787192 27129280 15152028 46.00 223392 8962452 14716852 43.30 6269032 8030032 156772 10:19:01 20852796 30149228 12086424 36.69 224748 8973020 4366996 12.85 3436160 7874216 436 Average: 24099368 29992075 8839852 26.84 157847 5825056 5577218 16.41 3075725 5186806 173658 10:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 ens3 677.37 465.19 5821.95 84.92 0.00 0.00 0.00 0.00 10:14:01 lo 2.20 2.20 0.23 0.23 0.00 0.00 0.00 0.00 10:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 ens3 270.27 194.63 671.46 59.19 0.00 0.00 0.00 0.00 10:15:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 10:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:16:01 ens3 497.50 278.59 2466.18 84.75 0.00 0.00 0.00 0.00 10:16:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 10:17:01 vetha4ab4b5 0.07 0.25 0.00 0.02 0.00 0.00 0.00 0.00 10:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:17:01 veth8832010 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:17:01 vethfbed041 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:18:01 veth2fafa13 6.28 9.45 0.79 1.47 0.00 0.00 0.00 0.00 10:18:01 vetha4ab4b5 3.38 4.35 0.42 11.88 0.00 0.00 0.00 0.00 10:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:18:01 vetha4ebae2 221.48 216.95 364.16 19.94 0.00 0.00 0.00 0.03 10:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:19:01 vetha4ebae2 9.13 24.40 6.14 11.73 0.00 0.00 0.00 0.00 10:19:01 veth2b405ad 121.76 118.55 34.97 26.25 0.00 0.00 0.00 0.00 10:19:01 vethe442166 137.19 132.93 52.67 96.03 0.00 0.00 0.00 0.01 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha4ebae2 38.43 40.22 61.72 5.28 0.00 0.00 0.00 0.01 Average: veth2b405ad 20.29 19.76 5.83 4.38 0.00 0.00 0.00 0.00 Average: vethe442166 22.86 22.15 8.78 16.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-34728) 08/12/25 _x86_64_ (8 CPU) 10:12:01 LINUX RESTART (8 CPU) 10:13:01 CPU %user %nice %system %iowait %steal %idle 10:14:01 all 21.21 0.00 1.24 1.78 0.06 75.71 10:14:01 0 22.08 0.00 0.72 0.02 0.08 77.10 10:14:01 1 20.98 0.00 1.59 1.14 0.05 76.25 10:14:01 2 20.34 0.00 1.32 0.22 0.05 78.07 10:14:01 3 29.15 0.00 1.50 2.02 0.07 67.26 10:14:01 4 16.93 0.00 0.58 0.30 0.05 82.14 10:14:01 5 20.30 0.00 1.94 6.72 0.08 70.96 10:14:01 6 21.18 0.00 1.40 3.65 0.07 73.70 10:14:01 7 18.70 0.00 0.89 0.17 0.05 80.19 10:15:01 all 17.71 0.00 0.45 0.32 0.04 81.48 10:15:01 0 19.44 0.00 0.82 0.00 0.05 79.70 10:15:01 1 9.26 0.00 0.27 0.00 0.00 90.48 10:15:01 2 15.59 0.00 0.68 0.03 0.03 83.66 10:15:01 3 11.95 0.00 0.08 0.00 0.03 87.93 10:15:01 4 56.57 0.00 1.02 0.02 0.05 42.34 10:15:01 5 7.45 0.00 0.17 0.10 0.03 92.25 10:15:01 6 9.12 0.00 0.17 2.38 0.03 88.30 10:15:01 7 12.34 0.00 0.35 0.05 0.05 87.21 10:16:01 all 14.00 0.00 1.63 0.85 0.04 83.48 10:16:01 0 12.16 0.00 1.75 0.40 0.05 85.64 10:16:01 1 34.85 0.00 1.94 0.38 0.05 62.78 10:16:01 2 9.97 0.00 1.45 0.02 0.03 88.53 10:16:01 3 17.82 0.00 1.11 0.37 0.03 80.67 10:16:01 4 16.31 0.00 2.39 0.35 0.03 80.92 10:16:01 5 5.66 0.00 2.20 3.77 0.03 88.34 10:16:01 6 7.68 0.00 1.14 1.37 0.03 89.78 10:16:01 7 7.58 0.00 1.07 0.12 0.05 91.19 10:17:01 all 26.74 0.00 9.22 5.78 0.08 58.17 10:17:01 0 26.94 0.00 10.21 21.61 0.07 41.18 10:17:01 1 29.61 0.00 8.79 4.45 0.08 57.07 10:17:01 2 26.39 0.00 8.89 2.36 0.07 62.30 10:17:01 3 25.04 0.00 9.54 1.84 0.08 63.49 10:17:01 4 24.39 0.00 8.80 5.44 0.07 61.31 10:17:01 5 23.60 0.00 9.97 6.45 0.08 59.89 10:17:01 6 31.89 0.00 9.47 2.48 0.10 56.05 10:17:01 7 26.09 0.00 8.10 1.71 0.07 64.03 10:18:01 all 56.57 0.00 6.62 0.45 0.12 36.23 10:18:01 0 57.70 0.00 7.16 0.69 0.13 34.32 10:18:01 1 58.02 0.00 6.57 0.24 0.12 35.06 10:18:01 2 55.85 0.00 6.21 0.17 0.13 37.64 10:18:01 3 55.73 0.00 6.77 0.57 0.13 36.80 10:18:01 4 55.63 0.00 6.92 0.37 0.12 36.97 10:18:01 5 55.65 0.00 6.79 0.37 0.13 37.05 10:18:01 6 57.34 0.00 6.30 0.89 0.12 35.35 10:18:01 7 56.64 0.00 6.26 0.32 0.14 36.64 10:19:01 all 19.35 0.00 3.01 0.29 0.10 77.24 10:19:01 0 19.46 0.00 3.52 0.18 0.10 76.74 10:19:01 1 19.76 0.00 3.01 0.79 0.12 76.33 10:19:01 2 20.08 0.00 3.15 0.10 0.12 76.55 10:19:01 3 20.12 0.00 3.13 0.17 0.10 76.49 10:19:01 4 18.40 0.00 3.20 0.12 0.08 78.20 10:19:01 5 17.47 0.00 2.66 0.27 0.10 79.51 10:19:01 6 21.37 0.00 2.83 0.60 0.12 75.08 10:19:01 7 18.19 0.00 2.64 0.12 0.10 78.95 Average: all 25.89 0.00 3.68 1.57 0.07 68.79 Average: 0 26.24 0.00 4.00 3.76 0.08 65.92 Average: 1 28.70 0.00 3.68 1.16 0.07 66.39 Average: 2 24.66 0.00 3.60 0.48 0.07 71.20 Average: 3 26.61 0.00 3.67 0.83 0.08 68.81 Average: 4 31.35 0.00 3.80 1.09 0.07 63.69 Average: 5 21.65 0.00 3.94 2.94 0.08 71.40 Average: 6 24.70 0.00 3.54 1.90 0.08 69.79 Average: 7 23.19 0.00 3.20 0.41 0.08 73.12