---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-10176 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 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 877 28185 0 3104 30841 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:05:c6:17 brd ff:ff:ff:ff:ff:ff inet 10.30.106.45/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe05:c617/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c8:f0:81:c6 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:c8ff:fef0:81c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-10176) 05/13/26 _x86_64_ (8 CPU) 08:24:13 LINUX RESTART (8 CPU) 08:25:02 tps rtps wtps bread/s bwrtn/s 08:26:01 215.81 26.47 189.34 873.61 59276.60 08:27:01 107.28 6.81 100.47 1294.90 52886.10 08:28:01 94.77 2.42 92.35 384.87 46765.41 Average: 138.86 11.82 127.04 851.03 52940.84 08:25:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:26:01 30216880 31627120 2722340 8.26 53492 1677652 1473796 4.34 915608 1537396 74340 08:27:01 29916224 31662776 3022996 9.18 75048 1975700 1432096 4.21 919456 1796672 149016 08:28:01 27925044 30634468 5014176 15.22 106892 2874112 2910748 8.56 2174652 2453064 134968 Average: 29352716 31308121 3586504 10.89 78477 2175821 1938880 5.70 1336572 1929044 119441 08:25:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:26:01 lo 0.88 0.88 0.10 0.10 0.00 0.00 0.00 0.00 08:26:01 ens3 174.95 113.12 939.66 53.89 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 lo 2.47 2.47 0.25 0.25 0.00 0.00 0.00 0.00 08:27:01 ens3 63.16 49.55 864.48 13.28 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 veth55e02eb 171.14 225.46 16.56 4265.30 0.00 0.00 0.00 0.35 08:28:01 lo 1.20 1.20 0.18 0.18 0.00 0.00 0.00 0.00 08:28:01 ens3 469.86 288.52 7938.07 27.65 0.00 0.00 0.00 0.00 08:28:01 docker0 171.14 225.31 14.22 4265.29 0.00 0.00 0.00 0.00 Average: veth55e02eb 57.36 75.57 5.55 1429.63 0.00 0.00 0.00 0.12 Average: lo 1.52 1.52 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 236.32 150.60 3260.16 31.49 0.00 0.00 0.00 0.00 Average: docker0 57.36 75.52 4.77 1429.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-10176) 05/13/26 _x86_64_ (8 CPU) 08:24:13 LINUX RESTART (8 CPU) 08:25:02 CPU %user %nice %system %iowait %steal %idle 08:26:01 all 5.69 0.00 0.49 4.96 0.03 88.83 08:26:01 0 8.18 0.00 0.73 1.27 0.03 89.79 08:26:01 1 12.39 0.00 0.66 32.46 0.05 54.43 08:26:01 2 5.52 0.00 0.60 1.75 0.03 92.10 08:26:01 3 4.17 0.00 0.27 0.20 0.02 95.33 08:26:01 4 2.73 0.00 0.39 0.19 0.03 96.66 08:26:01 5 3.03 0.00 0.17 0.15 0.02 96.63 08:26:01 6 0.42 0.00 0.20 0.10 0.00 99.27 08:26:01 7 9.11 0.00 0.87 3.69 0.05 86.28 08:27:01 all 5.32 0.00 0.55 8.78 0.02 85.33 08:27:01 0 15.95 0.00 1.17 5.59 0.05 77.24 08:27:01 1 10.17 0.00 0.84 21.90 0.03 67.06 08:27:01 2 6.67 0.00 0.80 35.35 0.05 57.13 08:27:01 3 5.82 0.00 0.57 6.66 0.03 86.92 08:27:01 4 1.45 0.00 0.30 0.00 0.00 98.25 08:27:01 5 2.07 0.00 0.27 0.10 0.02 97.55 08:27:01 6 0.30 0.00 0.23 0.75 0.02 98.70 08:27:01 7 0.17 0.00 0.20 0.02 0.02 99.60 08:28:01 all 27.24 0.00 1.97 7.14 0.10 63.56 08:28:01 0 23.70 0.00 2.23 4.62 0.10 69.35 08:28:01 1 26.63 0.00 2.46 14.73 0.12 56.06 08:28:01 2 29.26 0.00 1.81 18.26 0.10 50.57 08:28:01 3 24.50 0.00 1.54 5.33 0.08 68.54 08:28:01 4 26.03 0.00 1.61 5.37 0.08 66.90 08:28:01 5 29.20 0.00 2.45 4.97 0.10 63.28 08:28:01 6 24.91 0.00 1.32 0.10 0.07 73.60 08:28:01 7 33.65 0.00 2.29 3.70 0.08 60.28 Average: all 12.77 0.00 1.00 6.97 0.05 79.21 Average: 0 15.97 0.00 1.38 3.84 0.06 78.75 Average: 1 16.42 0.00 1.32 22.98 0.07 59.22 Average: 2 13.86 0.00 1.07 18.55 0.06 66.46 Average: 3 11.52 0.00 0.80 4.08 0.04 83.56 Average: 4 10.08 0.00 0.77 1.86 0.04 87.25 Average: 5 11.43 0.00 0.96 1.74 0.04 85.82 Average: 6 8.57 0.00 0.59 0.32 0.03 90.50 Average: 7 14.32 0.00 1.12 2.46 0.05 82.05