---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4804 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: 2799.998 BogoMIPS: 5599.99 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 817 27677 0 3672 30893 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:3f:ed:cf brd ff:ff:ff:ff:ff:ff inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe3f:edcf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:20:3b:58:aa 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::42:20ff:fe3b:58aa/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-4804) 10/24/26 _x86_64_ (8 CPU) 16:20:30 LINUX RESTART (8 CPU) 16:21:01 tps rtps wtps bread/s bwrtn/s 16:22:01 278.77 22.96 255.81 747.34 88955.71 16:23:01 156.75 9.11 147.63 1662.65 71223.46 16:24:01 214.20 0.35 213.85 31.06 45888.49 Average: 216.57 10.81 205.76 813.73 68689.36 16:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:22:01 29925288 31670152 3013932 9.15 76364 1970396 1465212 4.31 886596 1815876 318272 16:23:01 27863528 30717560 5075692 15.41 111288 3007448 2883764 8.48 2023812 2655024 142124 16:24:01 28321692 31602628 4617528 14.02 146856 3391300 1501364 4.42 1171464 3053076 1548 Average: 28703503 31330113 4235717 12.86 111503 2789715 1950113 5.74 1360624 2507992 153981 16:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:22:01 ens3 149.84 96.52 1453.43 20.26 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 16:23:01 ens3 432.56 279.56 7161.44 43.32 0.00 0.00 0.00 0.00 16:23:01 veth52e65f0 177.44 250.32 19.36 3403.12 0.00 0.00 0.00 0.28 16:23:01 docker0 177.44 250.17 16.94 3403.11 0.00 0.00 0.00 0.00 16:23:01 lo 2.93 2.93 0.28 0.28 0.00 0.00 0.00 0.00 16:24:01 ens3 336.68 360.94 2182.40 1987.24 0.00 0.00 0.00 0.00 16:24:01 docker0 68.86 93.70 5.53 1044.52 0.00 0.00 0.00 0.00 16:24:01 lo 4.93 4.93 0.45 0.45 0.00 0.00 0.00 0.00 Average: ens3 306.37 245.67 3599.29 683.57 0.00 0.00 0.00 0.00 Average: docker0 82.10 114.63 7.49 1482.65 0.00 0.00 0.00 0.00 Average: lo 3.00 3.00 0.29 0.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4804) 10/24/26 _x86_64_ (8 CPU) 16:20:30 LINUX RESTART (8 CPU) 16:21:01 CPU %user %nice %system %iowait %steal %idle 16:22:01 all 9.67 0.00 0.82 2.35 0.01 87.15 16:22:01 0 0.17 0.00 0.15 1.44 0.00 98.24 16:22:01 1 0.80 0.00 0.40 12.04 0.00 86.75 16:22:01 2 3.30 0.00 0.27 0.28 0.00 96.15 16:22:01 3 1.93 0.00 0.12 0.02 0.00 97.93 16:22:01 4 16.45 0.00 0.78 0.22 0.00 82.55 16:22:01 5 21.11 0.00 1.45 0.50 0.02 76.92 16:22:01 6 28.60 0.00 1.98 0.92 0.02 68.48 16:22:01 7 4.93 0.00 1.41 3.39 0.00 90.27 16:23:01 all 28.75 0.00 2.37 1.09 0.01 67.79 16:23:01 0 24.91 0.00 2.78 2.96 0.00 69.35 16:23:01 1 28.68 0.00 1.84 2.99 0.02 66.47 16:23:01 2 27.01 0.00 2.01 0.77 0.02 70.19 16:23:01 3 30.97 0.00 2.16 0.28 0.00 66.58 16:23:01 4 30.67 0.00 2.61 0.52 0.02 66.19 16:23:01 5 34.30 0.00 3.17 0.69 0.02 61.82 16:23:01 6 22.96 0.00 2.05 0.20 0.00 74.80 16:23:01 7 30.46 0.00 2.37 0.30 0.00 66.87 16:24:01 all 28.96 0.00 2.47 0.72 0.01 67.85 16:24:01 0 27.73 0.00 2.84 0.10 0.02 69.31 16:24:01 1 43.34 0.00 2.40 0.13 0.00 54.12 16:24:01 2 24.26 0.00 2.14 0.05 0.00 73.55 16:24:01 3 28.67 0.00 1.49 0.03 0.00 69.80 16:24:01 4 27.79 0.00 2.73 4.14 0.00 65.34 16:24:01 5 28.89 0.00 2.37 0.00 0.02 68.72 16:24:01 6 23.16 0.00 2.73 1.30 0.00 72.82 16:24:01 7 27.86 0.00 2.99 0.02 0.02 69.11 Average: all 22.45 0.00 1.88 1.39 0.01 74.28 Average: 0 17.60 0.00 1.92 1.50 0.01 78.97 Average: 1 24.25 0.00 1.55 5.06 0.01 69.14 Average: 2 18.17 0.00 1.47 0.37 0.01 79.98 Average: 3 20.50 0.00 1.25 0.11 0.00 78.14 Average: 4 24.95 0.00 2.04 1.62 0.01 71.39 Average: 5 28.10 0.00 2.33 0.40 0.02 69.16 Average: 6 24.91 0.00 2.25 0.80 0.01 72.03 Average: 7 21.10 0.00 2.26 1.23 0.01 75.40