---> uname -a: Linux prd-ubuntu1804-docker-v1-8c-8g-1874 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 nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 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 2012 26274 0 3879 29698 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:62:e4:68 brd ff:ff:ff:ff:ff:ff inet 10.30.107.33/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe62:e468/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9c:af:86:3e 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 ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-v1-8c-8g-1874) 03/14/26 _x86_64_ (8 CPU) 06:11:21 LINUX RESTART (8 CPU) 06:12:01 tps rtps wtps bread/s bwrtn/s 06:13:01 165.12 19.26 145.86 353.81 53456.56 06:14:01 319.46 1.32 318.15 17.86 75104.02 06:15:01 109.20 5.80 103.40 422.99 59323.80 06:16:01 34.13 0.77 33.36 84.39 22765.67 Average: 156.97 6.79 150.19 219.78 52663.07 06:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:13:01 29353800 31147760 3585420 10.88 80564 2014364 2196876 6.46 1424068 1851360 149084 06:14:01 27149820 30149656 5789400 17.58 144668 3033348 2422024 7.13 2507596 2786368 360752 06:15:01 28072768 31574104 4866452 14.77 150136 3511036 1365080 4.02 1425600 2949600 296160 06:16:01 26843304 30351180 6095916 18.51 152364 3515036 2637384 7.76 2648832 2953256 32148 Average: 27854923 30805675 5084297 15.44 131933 3018446 2155341 6.34 2001524 2635146 209536 06:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 lo 1.53 1.53 0.18 0.18 0.00 0.00 0.00 0.00 06:13:01 ens3 328.85 238.08 3209.20 51.15 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 lo 1.13 1.13 0.16 0.16 0.00 0.00 0.00 0.00 06:14:01 ens3 351.61 259.57 3105.79 45.81 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 06:15:01 ens3 749.34 482.08 2758.46 150.33 0.00 0.00 0.00 0.00 06:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:16:01 ens3 87.05 54.47 31.83 235.87 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 379.24 258.57 2276.36 120.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-v1-8c-8g-1874) 03/14/26 _x86_64_ (8 CPU) 06:11:21 LINUX RESTART (8 CPU) 06:12:01 CPU %user %nice %system %iowait %steal %idle 06:13:01 all 13.92 0.00 0.95 2.15 0.04 82.95 06:13:01 0 26.28 0.00 1.85 0.53 0.05 71.29 06:13:01 1 23.10 0.00 1.62 2.92 0.07 72.29 06:13:01 2 3.58 0.00 0.33 7.72 0.03 88.34 06:13:01 3 14.99 0.00 0.95 0.17 0.03 83.86 06:13:01 4 10.87 0.00 0.35 0.94 0.05 87.79 06:13:01 5 13.09 0.00 0.97 0.23 0.03 85.68 06:13:01 6 12.70 0.00 0.70 0.10 0.02 86.48 06:13:01 7 6.78 0.00 0.80 4.53 0.07 87.83 06:14:01 all 20.30 0.00 3.00 1.35 0.07 75.29 06:14:01 0 18.00 0.00 4.85 0.15 0.07 76.93 06:14:01 1 18.17 0.00 1.08 1.02 0.05 79.68 06:14:01 2 41.35 0.00 3.26 0.03 0.08 55.27 06:14:01 3 13.69 0.00 2.31 0.23 0.07 83.70 06:14:01 4 20.69 0.00 5.94 0.20 0.08 73.09 06:14:01 5 24.35 0.00 2.43 0.42 0.08 72.72 06:14:01 6 18.32 0.00 1.04 1.29 0.08 79.27 06:14:01 7 7.90 0.00 3.05 7.43 0.05 81.57 06:15:01 all 33.19 0.00 1.42 0.77 0.07 64.56 06:15:01 0 22.26 0.00 1.52 0.05 0.07 76.10 06:15:01 1 38.17 0.00 0.85 0.00 0.07 60.91 06:15:01 2 33.66 0.00 1.10 0.00 0.05 65.19 06:15:01 3 46.22 0.00 2.05 0.25 0.07 51.40 06:15:01 4 17.79 0.00 0.53 0.00 0.07 81.61 06:15:01 5 35.51 0.00 2.50 1.23 0.10 60.65 06:15:01 6 23.92 0.00 1.81 3.63 0.07 70.57 06:15:01 7 47.96 0.00 1.02 0.95 0.05 50.03 06:16:01 all 12.33 0.00 0.46 0.47 0.03 86.70 06:16:01 0 3.92 0.00 0.17 0.00 0.00 95.92 06:16:01 1 3.53 0.00 0.18 1.66 0.02 94.61 06:16:01 2 13.90 0.00 0.40 0.05 0.03 85.62 06:16:01 3 43.41 0.00 1.60 0.10 0.05 54.85 06:16:01 4 3.64 0.00 0.37 0.03 0.05 95.91 06:16:01 5 9.30 0.00 0.08 0.00 0.02 90.60 06:16:01 6 8.68 0.00 0.27 1.90 0.03 89.12 06:16:01 7 12.22 0.00 0.63 0.02 0.03 87.09 Average: all 19.93 0.00 1.45 1.18 0.05 77.38 Average: 0 17.61 0.00 2.09 0.18 0.05 80.07 Average: 1 20.75 0.00 0.94 1.40 0.05 76.86 Average: 2 23.09 0.00 1.27 1.95 0.05 73.64 Average: 3 29.60 0.00 1.73 0.19 0.05 68.43 Average: 4 13.24 0.00 1.79 0.29 0.06 84.62 Average: 5 20.55 0.00 1.49 0.47 0.06 77.42 Average: 6 15.90 0.00 0.95 1.73 0.05 81.37 Average: 7 18.71 0.00 1.37 3.23 0.05 76.64