---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4626 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 845 27285 0 4036 30865 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:a5:95:69 brd ff:ff:ff:ff:ff:ff inet 10.30.107.65/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fea5:9569/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c3:bf:26: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:c3ff:febf:26aa/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-4626) 11/02/26 _x86_64_ (8 CPU) 09:59:52 LINUX RESTART (8 CPU) 10:00:01 tps rtps wtps bread/s bwrtn/s 10:01:02 235.77 73.63 162.15 5248.25 83567.21 10:02:01 185.99 9.32 176.66 1679.04 74602.95 10:03:01 255.61 0.18 255.42 16.93 117752.91 10:04:01 36.23 0.68 35.54 58.79 31067.76 Average: 178.37 21.00 157.36 1751.20 76756.96 10:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:01:02 30194644 31646404 2744576 8.33 55456 1714452 1717964 5.05 904092 1571008 100028 10:02:01 28550016 31043132 4389204 13.33 89176 2686296 2520988 7.42 1646260 2385912 180180 10:03:01 27989348 31528132 4949872 15.03 136948 3654452 2216360 6.52 1274556 3277420 552 10:04:01 28009464 31673596 4929756 14.97 138872 3774808 1402840 4.13 1214504 3318112 8308 Average: 28685868 31472816 4253352 12.91 105113 2957502 1964538 5.78 1259853 2638113 72267 10:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:02 ens3 305.20 216.11 1705.85 63.31 0.00 0.00 0.00 0.00 10:01:02 lo 1.93 1.93 0.21 0.21 0.00 0.00 0.00 0.00 10:02:01 docker0 94.00 148.74 7.02 2829.80 0.00 0.00 0.00 0.00 10:02:01 veth395dbdd 94.00 148.87 8.30 2829.81 0.00 0.00 0.00 0.23 10:02:01 ens3 325.18 198.81 6089.75 48.29 0.00 0.00 0.00 0.00 10:02:01 lo 3.39 3.39 0.33 0.33 0.00 0.00 0.00 0.00 10:03:01 docker0 122.51 159.74 14.62 1915.95 0.00 0.00 0.00 0.00 10:03:01 ens3 209.05 154.77 3152.58 19.20 0.00 0.00 0.00 0.00 10:03:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 10:03:01 veth55b1b2a 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 ens3 163.44 241.98 26.75 1797.79 0.00 0.00 0.00 0.00 10:04:01 lo 3.33 3.33 0.30 0.30 0.00 0.00 0.00 0.00 Average: docker0 53.96 76.82 5.40 1179.51 0.00 0.00 0.00 0.00 Average: ens3 250.41 202.94 2729.69 483.95 0.00 0.00 0.00 0.00 Average: lo 2.38 2.38 0.23 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4626) 11/02/26 _x86_64_ (8 CPU) 09:59:52 LINUX RESTART (8 CPU) 10:00:01 CPU %user %nice %system %iowait %steal %idle 10:01:02 all 8.25 0.00 1.22 3.27 0.01 87.25 10:01:02 0 9.66 0.00 1.27 4.87 0.00 84.20 10:01:02 1 5.56 0.00 0.82 2.07 0.00 91.55 10:01:02 2 23.84 0.00 1.92 1.84 0.02 72.39 10:01:02 3 5.92 0.00 2.35 3.00 0.00 88.73 10:01:02 4 3.13 0.00 0.69 7.72 0.00 88.46 10:01:02 5 6.02 0.00 0.97 0.42 0.00 92.60 10:01:02 6 5.53 0.00 0.78 5.38 0.00 88.30 10:01:02 7 6.37 0.00 0.97 0.80 0.00 91.86 10:02:01 all 18.37 0.00 1.95 1.58 0.01 78.09 10:02:01 0 11.90 0.00 1.39 0.61 0.02 86.08 10:02:01 1 28.25 0.00 3.00 3.27 0.03 65.44 10:02:01 2 23.15 0.00 2.36 2.92 0.00 71.57 10:02:01 3 23.22 0.00 1.89 0.37 0.02 74.50 10:02:01 4 16.81 0.00 1.99 2.93 0.02 78.26 10:02:01 5 13.99 0.00 1.77 2.38 0.02 81.84 10:02:01 6 16.92 0.00 1.96 0.05 0.02 81.06 10:02:01 7 12.74 0.00 1.26 0.14 0.02 85.84 10:03:01 all 26.90 0.00 2.93 1.72 0.03 68.42 10:03:01 0 25.15 0.00 2.76 0.35 0.03 71.71 10:03:01 1 32.25 0.00 3.07 0.35 0.02 64.31 10:03:01 2 27.28 0.00 3.11 3.58 0.03 66.00 10:03:01 3 22.55 0.00 3.43 0.79 0.02 73.21 10:03:01 4 24.37 0.00 1.72 0.10 0.03 73.78 10:03:01 5 24.59 0.00 2.75 5.09 0.02 67.55 10:03:01 6 32.70 0.00 3.70 3.43 0.02 60.16 10:03:01 7 26.25 0.00 2.90 0.08 0.03 70.74 10:04:01 all 17.58 0.00 1.24 0.30 0.01 80.86 10:04:01 0 9.15 0.00 1.19 0.00 0.00 89.66 10:04:01 1 15.93 0.00 1.27 0.00 0.00 82.80 10:04:01 2 24.98 0.00 1.50 0.00 0.02 73.50 10:04:01 3 20.49 0.00 0.84 0.52 0.03 78.12 10:04:01 4 9.73 0.00 0.62 0.00 0.00 89.65 10:04:01 5 21.99 0.00 1.32 1.76 0.02 74.91 10:04:01 6 20.99 0.00 1.91 0.03 0.03 77.04 10:04:01 7 17.43 0.00 1.28 0.10 0.02 81.17 Average: all 17.76 0.00 1.83 1.72 0.02 78.67 Average: 0 13.96 0.00 1.65 1.47 0.01 82.92 Average: 1 20.45 0.00 2.03 1.42 0.01 76.09 Average: 2 24.82 0.00 2.22 2.08 0.02 70.86 Average: 3 18.02 0.00 2.12 1.18 0.02 78.66 Average: 4 13.48 0.00 1.25 2.69 0.01 82.57 Average: 5 16.63 0.00 1.70 2.41 0.01 79.25 Average: 6 19.03 0.00 2.08 2.24 0.02 76.63 Average: 7 15.71 0.00 1.60 0.28 0.02 82.39