---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4269 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 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 840 28408 0 2917 30870 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:89:0c:9f brd ff:ff:ff:ff:ff:ff inet 10.30.106.32/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe89:c9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ca:03:a5:e6 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:caff:fe03:a5e6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4269) 10/22/26 _x86_64_ (8 CPU) 20:46:39 LINUX RESTART (8 CPU) 20:47:01 tps rtps wtps bread/s bwrtn/s 20:48:01 313.63 65.69 247.93 4250.05 119270.78 20:49:01 172.97 9.07 163.91 1650.12 63980.40 20:50:01 65.77 0.00 65.77 0.00 22645.16 Average: 184.13 24.92 159.21 1966.85 68634.93 20:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:48:01 30194052 31731944 2745168 8.33 66980 1783720 1408908 4.15 815532 1643912 139212 20:49:01 29124160 31644996 3815060 11.58 88132 2708456 1613712 4.75 994436 2448420 516528 20:50:01 28780968 31662484 4158252 12.62 113752 2996080 1623504 4.78 993424 2734460 351360 Average: 29366393 31679808 3572827 10.85 89621 2496085 1548708 4.56 934464 2275597 335700 20:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:48:01 ens3 334.64 234.82 1671.97 61.70 0.00 0.00 0.00 0.00 20:48:01 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 20:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 ens3 492.43 238.64 5421.52 42.02 0.00 0.00 0.00 0.00 20:49:01 vetha5706f1 122.83 304.92 8.84 3688.17 0.00 0.00 0.00 0.30 20:49:01 lo 2.80 2.80 0.31 0.31 0.00 0.00 0.00 0.00 20:49:01 docker0 122.83 304.78 7.16 3688.15 0.00 0.00 0.00 0.00 20:50:01 ens3 98.77 59.96 1540.01 10.55 0.00 0.00 0.00 0.00 20:50:01 vetha5706f1 44.49 82.40 6.45 1535.59 0.00 0.00 0.00 0.13 20:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 docker0 44.49 82.37 5.84 1535.59 0.00 0.00 0.00 0.00 Average: ens3 308.61 177.81 2877.77 38.09 0.00 0.00 0.00 0.00 Average: vetha5706f1 55.77 129.10 5.10 1741.15 0.00 0.00 0.00 0.14 Average: lo 1.44 1.44 0.16 0.16 0.00 0.00 0.00 0.00 Average: docker0 55.77 129.04 4.33 1741.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4269) 10/22/26 _x86_64_ (8 CPU) 20:46:39 LINUX RESTART (8 CPU) 20:47:01 CPU %user %nice %system %iowait %steal %idle 20:48:01 all 10.39 0.00 1.04 3.04 0.06 85.47 20:48:01 0 4.06 0.00 0.82 3.36 0.05 91.72 20:48:01 1 14.22 0.00 1.27 0.52 0.05 83.95 20:48:01 2 7.97 0.00 0.75 0.72 0.07 90.50 20:48:01 3 11.83 0.00 1.20 3.46 0.05 83.46 20:48:01 4 20.32 0.00 1.55 5.65 0.05 72.43 20:48:01 5 16.58 0.00 1.05 0.45 0.07 81.85 20:48:01 6 3.97 0.00 1.03 8.16 0.12 86.72 20:48:01 7 4.23 0.00 0.69 2.04 0.03 93.02 20:49:01 all 8.69 0.00 1.42 1.39 0.11 88.40 20:49:01 0 2.98 0.00 0.84 0.10 0.13 95.95 20:49:01 1 2.85 0.00 0.98 0.03 0.08 96.05 20:49:01 2 7.34 0.00 1.25 0.07 0.10 91.24 20:49:01 3 35.37 0.00 2.91 1.22 0.10 60.40 20:49:01 4 5.38 0.00 1.14 3.22 0.12 90.15 20:49:01 5 6.44 0.00 1.48 0.47 0.12 91.50 20:49:01 6 5.57 0.00 1.50 5.84 0.12 86.98 20:49:01 7 3.56 0.00 1.29 0.12 0.08 94.95 20:50:01 all 9.92 0.00 1.62 0.40 0.04 88.02 20:50:01 0 4.52 0.00 0.77 0.02 0.05 94.64 20:50:01 1 5.37 0.00 1.23 1.12 0.02 92.26 20:50:01 2 9.28 0.00 0.87 0.32 0.05 89.48 20:50:01 3 3.41 0.00 0.84 0.23 0.07 95.45 20:50:01 4 4.66 0.00 0.88 0.12 0.05 94.29 20:50:01 5 2.36 0.00 0.32 0.02 0.00 97.30 20:50:01 6 4.02 0.00 0.77 1.17 0.02 94.03 20:50:01 7 45.79 0.00 7.33 0.20 0.07 46.61 Average: all 9.67 0.00 1.36 1.61 0.07 87.29 Average: 0 3.85 0.00 0.81 1.16 0.08 94.10 Average: 1 7.48 0.00 1.16 0.56 0.05 90.76 Average: 2 8.20 0.00 0.96 0.37 0.07 90.40 Average: 3 16.87 0.00 1.65 1.64 0.07 79.77 Average: 4 10.11 0.00 1.19 2.99 0.07 85.63 Average: 5 8.47 0.00 0.95 0.31 0.06 90.21 Average: 6 4.52 0.00 1.10 5.06 0.08 89.24 Average: 7 17.86 0.00 3.10 0.79 0.06 78.19