---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4418 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 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 838 27754 0 3574 30873 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:4e:bb:35 brd ff:ff:ff:ff:ff:ff inet 10.30.107.185/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:fe4e:bb35/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f4:44:be:15 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:f4ff:fe44:be15/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4418) 10/23/26 _x86_64_ (8 CPU) 07:21:34 LINUX RESTART (8 CPU) 07:22:01 tps rtps wtps bread/s bwrtn/s 07:23:01 312.95 36.84 276.10 1270.19 74618.36 07:24:01 478.59 9.00 469.59 1634.26 126408.67 07:25:01 88.90 0.55 88.35 65.19 16755.21 Average: 293.48 15.46 278.01 989.88 72594.08 07:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:23:01 30013344 31661256 2925876 8.88 73184 1883088 1488124 4.38 898384 1735580 228644 07:24:01 28663440 31598156 4275780 12.98 159036 2972912 1629680 4.79 1099352 2713616 2988 07:25:01 28456804 31646644 4482416 13.61 172644 3196520 1430224 4.21 1143308 2861548 27288 Average: 29044529 31635352 3894691 11.82 134955 2684173 1516009 4.46 1047015 2436915 86307 07:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:23:01 lo 1.20 1.20 0.14 0.14 0.00 0.00 0.00 0.00 07:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 ens3 316.81 226.95 2039.77 74.39 0.00 0.00 0.00 0.00 07:24:01 lo 2.60 2.60 0.28 0.28 0.00 0.00 0.00 0.00 07:24:01 veth4eeb93c 5.48 7.65 1.17 62.13 0.00 0.00 0.00 0.01 07:24:01 docker0 45.38 112.58 3.44 1689.89 0.00 0.00 0.00 0.00 07:24:01 ens3 301.53 156.81 4763.65 19.49 0.00 0.00 0.00 0.00 07:25:01 lo 5.07 5.07 0.46 0.46 0.00 0.00 0.00 0.00 07:25:01 docker0 29.33 47.94 2.51 637.82 0.00 0.00 0.00 0.00 07:25:01 ens3 372.59 474.89 675.75 3356.46 0.00 0.00 0.00 0.00 Average: lo 2.96 2.96 0.29 0.29 0.00 0.00 0.00 0.00 Average: docker0 24.90 53.51 1.98 775.91 0.00 0.00 0.00 0.00 Average: ens3 330.31 286.21 2493.06 1150.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4418) 10/23/26 _x86_64_ (8 CPU) 07:21:34 LINUX RESTART (8 CPU) 07:22:01 CPU %user %nice %system %iowait %steal %idle 07:23:01 all 11.31 0.00 1.00 2.35 0.01 85.32 07:23:01 0 5.91 0.00 0.65 0.10 0.00 93.33 07:23:01 1 24.30 0.00 1.85 0.85 0.02 72.98 07:23:01 2 2.82 0.00 0.62 0.17 0.00 96.40 07:23:01 3 9.25 0.00 0.87 3.56 0.00 86.32 07:23:01 4 3.09 0.00 0.90 3.91 0.00 92.10 07:23:01 5 2.44 0.00 0.62 7.53 0.00 89.41 07:23:01 6 19.58 0.00 1.22 2.08 0.02 77.10 07:23:01 7 23.08 0.00 1.32 0.63 0.00 74.97 07:24:01 all 10.12 0.00 3.83 1.94 0.01 84.10 07:24:01 0 14.31 0.00 4.07 0.91 0.02 80.69 07:24:01 1 6.13 0.00 3.57 0.96 0.00 89.34 07:24:01 2 6.05 0.00 2.98 0.55 0.02 90.40 07:24:01 3 9.62 0.00 3.43 2.18 0.00 84.78 07:24:01 4 10.51 0.00 3.88 0.62 0.00 84.99 07:24:01 5 12.61 0.00 5.47 8.46 0.02 73.45 07:24:01 6 6.95 0.00 3.10 1.80 0.00 88.16 07:24:01 7 14.81 0.00 4.13 0.07 0.02 80.98 07:25:01 all 16.94 0.00 1.50 0.35 0.01 81.20 07:25:01 0 9.01 0.00 0.76 0.05 0.00 90.18 07:25:01 1 19.84 0.00 1.59 0.90 0.02 77.65 07:25:01 2 16.56 0.00 1.19 1.17 0.00 81.08 07:25:01 3 27.41 0.00 2.85 0.28 0.02 69.44 07:25:01 4 16.41 0.00 1.62 0.05 0.02 81.90 07:25:01 5 13.21 0.00 1.56 0.02 0.00 85.21 07:25:01 6 19.33 0.00 1.17 0.17 0.03 79.30 07:25:01 7 13.73 0.00 1.26 0.18 0.00 84.83 Average: all 12.79 0.00 2.11 1.55 0.01 83.54 Average: 0 9.74 0.00 1.82 0.35 0.01 88.09 Average: 1 16.78 0.00 2.34 0.91 0.01 79.97 Average: 2 8.47 0.00 1.59 0.63 0.01 89.30 Average: 3 15.45 0.00 2.38 2.00 0.01 80.16 Average: 4 10.00 0.00 2.13 1.53 0.01 86.33 Average: 5 9.41 0.00 2.54 5.32 0.01 82.72 Average: 6 15.29 0.00 1.83 1.35 0.02 81.51 Average: 7 17.22 0.00 2.23 0.30 0.01 80.25