---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1362 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 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 823 28847 0 2496 30909 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:78:14:2a brd ff:ff:ff:ff:ff:ff inet 10.30.107.21/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86173sec preferred_lft 86173sec inet6 fe80::f816:3eff:fe78:142a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fa:11:e3:f7 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-8c-8g-1362) 04/14/26 _x86_64_ (8 CPU) 05:27:21 LINUX RESTART (8 CPU) 05:28:01 tps rtps wtps bread/s bwrtn/s 05:29:01 216.08 35.99 180.09 1040.76 46401.60 05:30:01 184.85 7.20 177.65 464.06 57083.82 05:31:01 74.55 5.98 68.57 305.15 41550.54 Average: 158.50 16.39 142.10 603.32 48345.32 05:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:29:01 29745412 31476788 3193808 9.70 77476 1957972 1991292 5.86 1094204 1798004 309604 05:30:01 28763196 30771684 4176024 12.68 91568 2208456 2185108 6.43 1868904 1976760 15148 05:31:01 29494736 31606564 3444484 10.46 95916 2305208 1482208 4.36 1075696 2037944 10972 Average: 29334448 31285012 3604772 10.94 88320 2157212 1886203 5.55 1346268 1937569 111908 05:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:29:01 lo 1.93 1.93 0.21 0.21 0.00 0.00 0.00 0.00 05:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 ens3 132.33 103.23 1791.70 33.69 0.00 0.00 0.00 0.00 05:30:01 lo 9.22 9.22 1.16 1.16 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 ens3 653.24 503.08 3590.37 114.29 0.00 0.00 0.00 0.00 05:31:01 lo 2.00 2.00 0.19 0.19 0.00 0.00 0.00 0.00 05:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 ens3 62.62 55.02 283.07 31.69 0.00 0.00 0.00 0.00 Average: lo 4.38 4.38 0.52 0.52 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: ens3 282.73 220.45 1888.38 59.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1362) 04/14/26 _x86_64_ (8 CPU) 05:27:21 LINUX RESTART (8 CPU) 05:28:01 CPU %user %nice %system %iowait %steal %idle 05:29:01 all 11.66 0.00 0.90 2.25 0.04 85.16 05:29:01 0 28.61 0.00 1.65 1.48 0.05 68.21 05:29:01 1 20.17 0.00 1.18 1.05 0.05 77.54 05:29:01 2 12.53 0.00 1.25 0.40 0.05 85.76 05:29:01 3 12.24 0.00 1.17 14.23 0.07 72.29 05:29:01 4 10.99 0.00 0.67 0.22 0.02 88.11 05:29:01 5 2.36 0.00 0.62 0.52 0.03 96.47 05:29:01 6 1.94 0.00 0.25 0.02 0.02 97.78 05:29:01 7 4.45 0.00 0.35 0.12 0.02 95.07 05:30:01 all 33.29 0.00 1.53 1.27 0.08 63.82 05:30:01 0 26.36 0.00 1.66 5.40 0.08 66.50 05:30:01 1 41.81 0.00 2.01 0.84 0.10 55.24 05:30:01 2 38.15 0.00 1.20 0.80 0.07 59.78 05:30:01 3 29.46 0.00 1.45 0.47 0.07 68.55 05:30:01 4 31.09 0.00 1.14 0.87 0.08 66.82 05:30:01 5 30.14 0.00 0.97 0.29 0.08 68.51 05:30:01 6 39.34 0.00 1.67 0.20 0.08 58.70 05:30:01 7 29.98 0.00 2.13 1.27 0.10 66.52 05:31:01 all 11.76 0.00 0.72 3.12 0.03 84.37 05:31:01 0 0.57 0.00 0.42 7.98 0.02 91.02 05:31:01 1 5.68 0.00 0.30 0.02 0.02 93.98 05:31:01 2 25.77 0.00 1.29 1.57 0.05 71.32 05:31:01 3 17.78 0.00 1.08 0.32 0.03 80.78 05:31:01 4 5.66 0.00 0.47 0.03 0.00 93.84 05:31:01 5 17.44 0.00 0.97 2.46 0.05 79.08 05:31:01 6 6.06 0.00 0.45 12.40 0.03 81.06 05:31:01 7 15.15 0.00 0.80 0.22 0.07 83.76 Average: all 18.89 0.00 1.05 2.21 0.05 77.80 Average: 0 18.50 0.00 1.24 4.95 0.05 75.25 Average: 1 22.52 0.00 1.16 0.63 0.06 75.62 Average: 2 25.48 0.00 1.25 0.92 0.06 72.29 Average: 3 19.83 0.00 1.24 4.99 0.06 73.88 Average: 4 15.90 0.00 0.76 0.37 0.03 82.93 Average: 5 16.63 0.00 0.85 1.09 0.06 81.37 Average: 6 15.77 0.00 0.79 4.21 0.04 79.19 Average: 7 16.50 0.00 1.09 0.53 0.06 81.82