---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-15285 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 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 844 27249 0 4073 30866 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:e8:5e:9f brd ff:ff:ff:ff:ff:ff inet 10.30.107.52/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fee8:5e9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:98:57:a2:3b 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::42:98ff:fe57:a23b/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-15285) 08/26/26 _x86_64_ (8 CPU) 07:46:33 LINUX RESTART (8 CPU) 07:47:02 tps rtps wtps bread/s bwrtn/s 07:48:01 358.06 29.45 328.61 976.78 105262.97 07:49:01 175.77 58.01 117.76 4723.75 42444.66 07:50:01 357.89 3.43 354.46 467.12 48617.50 Average: 296.90 30.30 266.60 2061.91 65219.28 07:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:48:01 29966100 31650940 2973120 9.03 73320 1918152 1446332 4.26 908836 1765368 269496 07:49:01 27569440 30404088 5369780 16.30 104196 3010116 2559316 7.53 2540212 2466504 518496 07:50:01 25733232 29471332 7205988 21.88 115164 3884744 4003856 11.78 3718344 3048712 3136 Average: 27756257 30508787 5182963 15.73 97560 2937671 2669835 7.86 2389131 2426861 263709 07:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:48:01 lo 1.22 1.22 0.15 0.15 0.00 0.00 0.00 0.00 07:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:01 ens3 229.11 155.02 1628.26 56.88 0.00 0.00 0.00 0.00 07:49:01 lo 222.95 222.95 40.89 40.89 0.00 0.00 0.00 0.00 07:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 ens3 369.19 267.42 7039.90 28.35 0.00 0.00 0.00 0.00 07:50:01 veth109149d 19.45 21.00 2.30 4.77 0.00 0.00 0.00 0.00 07:50:01 lo 129.01 129.01 21.31 21.31 0.00 0.00 0.00 0.00 07:50:01 docker0 19.56 21.08 2.04 4.78 0.00 0.00 0.00 0.00 07:50:01 veth9fd349d 0.12 0.37 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth109149d 6.52 7.04 0.77 1.60 0.00 0.00 0.00 0.00 Average: lo 118.38 118.38 20.90 20.90 0.00 0.00 0.00 0.00 Average: docker0 6.56 7.07 0.68 1.60 0.00 0.00 0.00 0.00 Average: veth9fd349d 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-15285) 08/26/26 _x86_64_ (8 CPU) 07:46:33 LINUX RESTART (8 CPU) 07:47:02 CPU %user %nice %system %iowait %steal %idle 07:48:01 all 11.16 0.00 0.92 1.95 0.04 85.94 07:48:01 0 6.94 0.00 0.60 0.18 0.02 92.25 07:48:01 1 21.16 0.00 1.65 6.06 0.05 71.09 07:48:01 2 26.82 0.00 1.50 5.19 0.07 66.42 07:48:01 3 11.04 0.00 0.58 0.20 0.03 88.14 07:48:01 4 4.58 0.00 0.59 0.05 0.02 94.75 07:48:01 5 12.30 0.00 0.71 0.26 0.07 86.66 07:48:01 6 4.70 0.00 0.49 0.05 0.03 94.72 07:48:01 7 1.82 0.00 1.24 3.63 0.02 93.29 07:49:01 all 33.24 0.00 1.57 0.70 0.09 64.39 07:49:01 0 40.34 0.00 1.94 0.10 0.10 57.52 07:49:01 1 30.48 0.00 1.57 0.33 0.10 67.51 07:49:01 2 37.56 0.00 1.74 0.28 0.10 60.32 07:49:01 3 38.86 0.00 1.99 0.59 0.10 58.46 07:49:01 4 30.94 0.00 1.11 1.56 0.08 66.31 07:49:01 5 25.32 0.00 1.49 1.02 0.07 72.10 07:49:01 6 30.02 0.00 1.37 1.24 0.10 67.26 07:49:01 7 32.38 0.00 1.40 0.53 0.08 65.60 07:50:01 all 23.66 0.00 1.96 0.95 0.09 73.34 07:50:01 0 22.65 0.00 1.80 0.13 0.10 75.32 07:50:01 1 21.19 0.00 2.23 0.24 0.08 76.26 07:50:01 2 19.99 0.00 1.09 0.03 0.07 78.82 07:50:01 3 35.07 0.00 4.05 4.44 0.10 56.33 07:50:01 4 20.85 0.00 1.34 0.45 0.07 77.29 07:50:01 5 18.12 0.00 1.96 0.30 0.08 79.54 07:50:01 6 24.46 0.00 1.58 1.95 0.08 71.93 07:50:01 7 26.97 0.00 1.67 0.07 0.10 71.19 Average: all 22.74 0.00 1.49 1.20 0.07 74.51 Average: 0 23.34 0.00 1.45 0.14 0.07 75.00 Average: 1 24.30 0.00 1.82 2.19 0.08 71.62 Average: 2 28.14 0.00 1.44 1.82 0.08 68.52 Average: 3 28.38 0.00 2.21 1.75 0.08 67.58 Average: 4 18.86 0.00 1.01 0.69 0.06 79.38 Average: 5 18.61 0.00 1.39 0.53 0.07 79.40 Average: 6 19.79 0.00 1.15 1.08 0.07 77.91 Average: 7 20.48 0.00 1.44 1.40 0.07 76.61