---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2827 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 11G 9.0G 54% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 604 3793 0 3578 7072 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:46:76:14 brd ff:ff:ff:ff:ff:ff inet 10.32.6.101/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe46:7614/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ae:3d:19:5e 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2827) 06/07/26 _x86_64_ (4 CPU) 05:45:48 LINUX RESTART (4 CPU) 05:46:01 tps rtps wtps bread/s bwrtn/s 05:47:02 153.97 68.99 84.99 5578.80 40203.58 05:48:01 58.79 0.22 58.57 23.59 9265.33 05:49:01 210.48 13.18 197.30 2245.09 65398.17 05:50:01 20.46 0.52 19.94 42.25 1433.12 Average: 111.14 20.81 90.33 1980.42 29155.93 05:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:47:02 5845608 7373292 2321820 28.43 36048 1672176 1006440 10.92 628912 1523344 54892 05:48:01 5566028 7343908 2601400 31.85 55848 1890064 1014868 11.01 668992 1736868 97564 05:49:01 3967848 7307596 4199580 51.42 105000 3301236 1161764 12.61 860904 3005232 4 05:50:01 3905776 7267184 4261652 52.18 108608 3317096 1097676 11.91 919400 3005960 16060 Average: 4821315 7322995 3346113 40.97 76376 2545143 1070187 11.61 769552 2317851 42130 05:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:47:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 05:47:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:02 ens3 458.32 266.74 1367.43 68.90 0.00 0.00 0.00 0.00 05:48:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 05:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 ens3 79.48 66.16 844.28 7.34 0.00 0.00 0.00 0.00 05:49:01 lo 2.78 2.78 0.24 0.24 0.00 0.00 0.00 0.00 05:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 ens3 345.39 254.16 6523.34 84.57 0.00 0.00 0.00 0.00 05:50:01 lo 4.62 4.62 0.40 0.40 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 ens3 40.47 47.62 20.98 157.87 0.00 0.00 0.00 0.00 Average: lo 2.24 2.24 0.20 0.20 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 231.54 159.05 2194.49 79.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2827) 06/07/26 _x86_64_ (4 CPU) 05:45:48 LINUX RESTART (4 CPU) 05:46:01 CPU %user %nice %system %iowait %steal %idle 05:47:02 all 18.85 0.00 3.04 4.76 1.42 71.94 05:47:02 0 11.22 0.00 2.06 5.02 1.11 80.58 05:47:02 1 21.25 0.00 3.56 5.87 1.71 67.60 05:47:02 2 22.29 0.00 2.53 3.43 1.40 70.34 05:47:02 3 20.66 0.00 4.00 4.70 1.42 69.22 05:48:01 all 19.99 0.00 1.20 1.83 1.13 75.84 05:48:01 0 7.85 0.00 0.73 5.39 0.83 85.21 05:48:01 1 33.37 0.00 2.02 0.25 1.34 63.03 05:48:01 2 29.19 0.00 1.07 0.30 1.39 68.05 05:48:01 3 9.56 0.00 0.98 1.39 1.00 87.07 05:49:01 all 21.30 0.00 7.27 3.80 2.18 65.45 05:49:01 0 13.67 0.00 4.83 7.27 2.45 71.78 05:49:01 1 21.00 0.00 6.82 0.84 2.17 69.18 05:49:01 2 34.82 0.00 9.95 2.71 2.20 50.32 05:49:01 3 15.80 0.00 7.50 4.34 1.89 70.46 05:50:01 all 21.47 0.00 1.32 0.66 1.10 75.44 05:50:01 0 3.26 0.00 0.88 0.51 0.50 94.86 05:50:01 1 61.20 0.00 2.50 0.20 2.06 34.04 05:50:01 2 15.04 0.00 1.03 0.07 0.93 82.93 05:50:01 3 6.52 0.00 0.93 1.86 0.91 89.77 Average: all 20.40 0.00 3.21 2.76 1.46 72.17 Average: 0 8.99 0.00 2.13 4.54 1.22 83.12 Average: 1 34.24 0.00 3.72 1.80 1.82 58.42 Average: 2 25.29 0.00 3.64 1.63 1.48 67.96 Average: 3 13.13 0.00 3.35 3.07 1.31 79.14