---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-11944 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: 2799.996 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 13G 143G 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 870 26582 0 4714 30840 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:e9:78:6b brd ff:ff:ff:ff:ff:ff inet 10.30.106.63/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fee9:786b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:48:8c:4b:9b 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-11944) 11/11/25 _x86_64_ (8 CPU) 17:01:02 LINUX RESTART (8 CPU) 17:02:02 tps rtps wtps bread/s bwrtn/s 17:03:01 200.93 15.61 185.32 322.52 81553.63 17:04:01 153.81 11.65 142.16 1320.58 122847.53 17:05:01 19.60 0.18 19.41 7.73 1357.24 Average: 124.35 9.11 115.24 551.55 68513.70 17:02:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:03:01 29348444 31184460 3590768 10.90 84400 2049036 2038268 6.00 1394780 1877216 32924 17:04:01 24661440 29357592 8277772 25.13 106984 4791676 7099576 20.89 3338376 4459080 1460 17:05:01 27243276 31589956 5695936 17.29 107696 4457132 1455224 4.28 1149956 4105568 13728 Average: 27084387 30710669 5854825 17.77 99693 3765948 3531023 10.39 1961037 3480621 16037 17:02:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:03:01 ens3 299.22 224.13 2759.94 37.82 0.00 0.00 0.00 0.00 17:03:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 17:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:04:01 veth3565120 0.00 0.23 0.00 0.02 0.00 0.00 0.00 0.00 17:04:01 veth5d2af9e 0.15 0.38 0.01 0.02 0.00 0.00 0.00 0.00 17:04:01 br-e78c820a9a97 2.02 3.87 0.25 0.32 0.00 0.00 0.00 0.00 17:04:01 vetha2b9208 7.97 12.46 2.09 1.09 0.00 0.00 0.00 0.00 17:05:01 ens3 2006.62 1295.53 13640.25 314.55 0.00 0.00 0.00 0.00 17:05:01 lo 43.04 43.04 4.08 4.08 0.00 0.00 0.00 0.00 17:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 514.92 331.93 4007.74 79.26 0.00 0.00 0.00 0.00 Average: lo 12.84 12.84 1.22 1.22 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-11944) 11/11/25 _x86_64_ (8 CPU) 17:01:02 LINUX RESTART (8 CPU) 17:02:02 CPU %user %nice %system %iowait %steal %idle 17:03:01 all 12.36 0.00 1.00 1.19 0.04 85.41 17:03:01 0 1.14 0.00 0.71 0.51 0.02 97.63 17:03:01 1 28.23 0.00 2.04 0.34 0.07 69.33 17:03:01 2 14.35 0.00 0.63 0.12 0.03 84.87 17:03:01 3 23.77 0.00 1.89 0.34 0.07 73.94 17:03:01 4 13.93 0.00 0.70 7.32 0.07 77.98 17:03:01 5 8.02 0.00 0.82 0.29 0.02 90.86 17:03:01 6 3.33 0.00 0.37 0.03 0.02 96.25 17:03:01 7 6.29 0.00 0.85 0.61 0.03 92.21 17:04:01 all 24.26 0.00 3.94 1.40 0.08 70.32 17:04:01 0 18.93 0.00 4.63 0.13 0.08 76.22 17:04:01 1 27.95 0.00 6.06 9.51 0.08 56.40 17:04:01 2 26.95 0.00 3.55 0.03 0.08 69.38 17:04:01 3 28.43 0.00 2.86 0.12 0.08 68.51 17:04:01 4 23.90 0.00 3.87 0.84 0.07 71.31 17:04:01 5 23.82 0.00 3.18 0.15 0.10 72.75 17:04:01 6 16.29 0.00 2.71 0.12 0.08 80.80 17:04:01 7 27.82 0.00 4.60 0.40 0.08 67.09 17:05:01 all 3.89 0.00 0.95 0.05 0.05 95.06 17:05:01 0 6.25 0.00 0.90 0.05 0.05 92.74 17:05:01 1 3.93 0.00 1.12 0.08 0.05 94.82 17:05:01 2 2.69 0.00 0.92 0.00 0.03 96.36 17:05:01 3 2.41 0.00 0.79 0.02 0.03 96.75 17:05:01 4 5.29 0.00 1.05 0.02 0.07 93.57 17:05:01 5 3.84 0.00 1.00 0.00 0.03 95.12 17:05:01 6 2.56 0.00 0.89 0.00 0.03 96.53 17:05:01 7 4.19 0.00 0.99 0.18 0.05 94.59 Average: all 13.49 0.00 1.96 0.88 0.06 83.61 Average: 0 8.79 0.00 2.09 0.23 0.05 88.84 Average: 1 19.94 0.00 3.06 3.30 0.07 73.64 Average: 2 14.64 0.00 1.70 0.05 0.05 83.56 Average: 3 18.20 0.00 1.85 0.16 0.06 79.74 Average: 4 14.35 0.00 1.88 2.70 0.07 81.00 Average: 5 11.89 0.00 1.67 0.15 0.05 86.24 Average: 6 7.39 0.00 1.32 0.05 0.04 91.20 Average: 7 12.75 0.00 2.14 0.40 0.06 84.65