---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4346 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 143G 9% / 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 844 26054 0 5267 30867 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:b2:84:65 brd ff:ff:ff:ff:ff:ff inet 10.30.106.141/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:feb2:8465/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:23:4b:fe:f3 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::42:23ff:fe4b:fef3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4346) 10/23/26 _x86_64_ (8 CPU) 05:39:15 LINUX RESTART (8 CPU) 05:40:02 tps rtps wtps bread/s bwrtn/s 05:41:01 289.36 9.45 279.91 1682.28 118040.39 05:42:01 402.88 13.03 389.85 107.72 158407.33 05:43:01 57.56 0.05 57.51 9.87 21575.87 Average: 249.72 7.50 242.21 593.97 99237.80 05:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:41:01 29645084 31710172 3294136 10.00 87344 2267468 1648380 4.85 924476 2032852 404 05:42:01 24407416 31668424 8531804 25.90 152552 7023404 1539288 4.53 1536776 6247604 449876 05:43:01 26704872 31539868 6234348 18.93 153952 4762244 1782912 5.25 1188156 4462092 73604 Average: 26919124 31639488 6020096 18.28 131283 4684372 1656860 4.87 1216469 4247516 174628 05:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:41:01 veth95a58ef 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:41:01 docker0 1.91 2.07 0.12 8.72 0.00 0.00 0.00 0.00 05:41:01 vethb4de58b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:41:01 lo 3.12 3.12 0.35 0.35 0.00 0.00 0.00 0.00 05:42:01 docker0 215.73 334.59 11.57 7058.98 0.00 0.00 0.00 0.00 05:42:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:42:01 ens3 833.96 547.78 10995.51 103.81 0.00 0.00 0.00 0.00 05:43:01 docker0 30.11 53.47 4.38 597.69 0.00 0.00 0.00 0.00 05:43:01 veth4be4651 27.05 49.98 4.51 560.80 0.00 0.00 0.00 0.05 05:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:43:01 ens3 75.90 51.04 602.65 10.17 0.00 0.00 0.00 0.00 Average: docker0 83.03 130.75 5.39 2569.21 0.00 0.00 0.00 0.00 Average: veth4be4651 9.07 16.75 1.51 187.97 0.00 0.00 0.00 0.02 Average: lo 1.09 1.09 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 204.45 130.19 3564.51 15.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4346) 10/23/26 _x86_64_ (8 CPU) 05:39:15 LINUX RESTART (8 CPU) 05:40:02 CPU %user %nice %system %iowait %steal %idle 05:41:01 all 9.47 0.00 1.49 2.25 0.00 86.79 05:41:01 0 26.39 0.00 2.39 0.88 0.00 70.34 05:41:01 1 9.14 0.00 1.17 0.65 0.00 89.04 05:41:01 2 4.44 0.00 1.81 2.60 0.00 91.15 05:41:01 3 2.76 0.00 1.58 2.74 0.00 92.92 05:41:01 4 1.48 0.00 0.78 1.50 0.00 96.24 05:41:01 5 2.74 0.00 1.12 0.03 0.00 96.11 05:41:01 6 26.18 0.00 2.23 1.09 0.00 70.51 05:41:01 7 2.46 0.00 0.84 8.58 0.00 88.12 05:42:01 all 10.38 0.00 5.33 1.69 0.01 82.59 05:42:01 0 5.54 0.00 5.71 0.34 0.02 88.39 05:42:01 1 9.59 0.00 4.71 0.72 0.00 84.97 05:42:01 2 20.03 0.00 5.17 0.79 0.00 74.00 05:42:01 3 8.74 0.00 5.51 0.29 0.00 85.46 05:42:01 4 6.71 0.00 4.76 0.66 0.00 87.88 05:42:01 5 7.61 0.00 3.92 0.34 0.00 88.14 05:42:01 6 18.60 0.00 7.59 9.33 0.02 64.46 05:42:01 7 6.35 0.00 5.32 1.01 0.02 87.30 05:43:01 all 9.90 0.00 1.54 0.28 0.00 88.28 05:43:01 0 8.97 0.00 1.35 0.58 0.00 89.09 05:43:01 1 4.99 0.00 0.68 0.00 0.00 94.33 05:43:01 2 11.87 0.00 1.44 0.12 0.02 86.56 05:43:01 3 4.07 0.00 1.12 0.07 0.00 94.74 05:43:01 4 0.68 0.00 0.43 0.25 0.00 98.63 05:43:01 5 5.34 0.00 0.60 0.07 0.00 93.99 05:43:01 6 23.94 0.00 2.10 0.99 0.00 72.97 05:43:01 7 19.28 0.00 4.62 0.15 0.00 75.95 Average: all 9.92 0.00 2.79 1.40 0.00 85.89 Average: 0 13.61 0.00 3.14 0.60 0.01 82.64 Average: 1 7.89 0.00 2.19 0.45 0.00 89.47 Average: 2 12.14 0.00 2.80 1.16 0.01 83.90 Average: 3 5.20 0.00 2.74 1.02 0.00 91.04 Average: 4 2.95 0.00 1.99 0.80 0.00 94.27 Average: 5 5.24 0.00 1.88 0.15 0.00 92.73 Average: 6 22.91 0.00 3.97 3.79 0.01 69.33 Average: 7 9.43 0.00 3.61 3.22 0.01 83.74