---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2130 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 688K 394M 1% /run /dev/vda1 20G 9.6G 9.7G 50% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 446 751 0 2746 3218 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d8:2c:07 brd ff:ff:ff:ff:ff:ff inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fed8:2c07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:56:76:94:a7 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 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2130) 12/09/23 _x86_64_ (4 CPU) 09:38:43 LINUX RESTART (4 CPU) 09:39:01 tps rtps wtps bread/s bwrtn/s 09:40:02 145.94 78.44 67.51 6159.37 41596.68 09:41:01 126.17 46.30 79.87 1994.92 25135.81 09:42:01 119.11 69.61 49.51 1880.75 13079.82 Average: 130.43 64.88 65.55 3352.56 26612.31 09:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:02 1606804 3268392 2431852 60.21 41540 1779012 934196 18.36 663092 1596328 133268 09:41:01 1204712 3365992 2833944 70.17 63688 2235356 814380 16.01 858756 1757380 100004 09:42:01 792712 3302424 3245944 80.37 72084 2563612 863816 16.98 1091052 1915416 127312 Average: 1201409 3312269 2837247 70.25 59104 2192660 870797 17.12 870967 1756375 120195 09:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:02 ens3 302.00 209.32 1427.38 58.96 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 09:41:01 ens3 171.78 124.15 1258.79 12.36 0.00 0.00 0.00 0.00 09:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 lo 2.44 2.44 0.24 0.24 0.00 0.00 0.00 0.00 09:42:01 ens3 186.82 154.72 263.60 45.31 0.00 0.00 0.00 0.00 09:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 220.47 162.94 981.72 39.02 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 1.52 1.52 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2130) 12/09/23 _x86_64_ (4 CPU) 09:38:43 LINUX RESTART (4 CPU) 09:39:01 CPU %user %nice %system %iowait %steal %idle 09:40:02 all 17.99 0.00 2.34 4.28 0.05 75.34 09:40:02 0 19.95 0.00 1.77 1.90 0.05 76.32 09:40:02 1 25.43 0.00 3.06 3.25 0.05 68.21 09:40:02 2 22.09 0.00 2.41 3.11 0.07 72.33 09:40:02 3 4.42 0.00 2.15 8.85 0.05 84.53 09:41:01 all 18.12 1.20 2.05 3.21 0.04 75.38 09:41:01 0 32.39 0.00 2.60 1.32 0.05 63.64 09:41:01 1 18.19 0.00 2.04 3.13 0.03 76.59 09:41:01 2 17.12 3.28 1.87 0.60 0.03 77.10 09:41:01 3 4.75 1.48 1.65 7.78 0.05 84.28 09:42:01 all 18.90 0.00 6.40 5.86 0.06 68.78 09:42:01 0 26.91 0.00 7.82 4.66 0.07 60.54 09:42:01 1 11.07 0.00 5.11 4.81 0.05 78.96 09:42:01 2 22.48 0.00 7.36 7.02 0.07 63.07 09:42:01 3 15.10 0.00 5.32 6.98 0.05 72.55 Average: all 18.34 0.40 3.61 4.46 0.05 73.15 Average: 0 26.38 0.00 4.07 2.64 0.06 66.85 Average: 1 18.23 0.00 3.41 3.73 0.04 74.57 Average: 2 20.58 1.08 3.89 3.59 0.06 70.80 Average: 3 8.11 0.49 3.05 7.87 0.05 80.43