---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2462 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 700K 797M 1% /run /dev/vda1 20G 9.5G 9.8G 50% / 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 500 4667 0 2807 7178 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:3e:04:ed brd ff:ff:ff:ff:ff:ff inet 10.32.6.147/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe3e:4ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ea:a1:bb:69 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-2462) 06/02/26 _x86_64_ (4 CPU) 20:33:36 LINUX RESTART (4 CPU) 20:34:02 tps rtps wtps bread/s bwrtn/s 20:35:01 147.58 62.08 85.49 4812.20 41472.69 20:36:01 73.00 14.96 58.04 1218.06 10365.74 20:37:01 191.28 124.18 67.11 3869.22 22734.61 20:38:01 38.64 0.93 37.70 78.91 8472.78 Average: 112.47 50.49 61.99 2484.71 20673.43 20:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:35:01 5789996 7368976 2377432 29.11 39956 1718244 1032176 11.20 631236 1573292 88940 20:36:01 5387128 7414476 2780300 34.04 61048 2125044 983260 10.67 587564 1976184 251060 20:37:01 4804544 7359968 3362884 41.17 78512 2616068 1009124 10.95 959076 2147636 215664 20:38:01 4782868 7350076 3384560 41.44 81188 2625092 1013044 10.99 977096 2151244 8980 Average: 5191134 7373374 2976294 36.44 65176 2271112 1009401 10.95 788743 1962089 141161 20:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:35:01 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 20:35:01 ens3 403.58 248.98 1589.92 69.34 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 lo 2.20 2.20 0.23 0.23 0.00 0.00 0.00 0.00 20:36:01 ens3 127.85 95.48 890.45 9.81 0.00 0.00 0.00 0.00 20:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:37:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:37:01 ens3 178.70 156.11 830.59 18.27 0.00 0.00 0.00 0.00 20:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 20:38:01 ens3 12.43 13.03 10.58 6.22 0.00 0.00 0.00 0.00 20:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 179.69 127.89 827.14 25.72 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2462) 06/02/26 _x86_64_ (4 CPU) 20:33:36 LINUX RESTART (4 CPU) 20:34:02 CPU %user %nice %system %iowait %steal %idle 20:35:01 all 21.77 0.00 2.71 5.55 1.36 68.60 20:35:01 0 30.24 0.00 2.41 6.01 1.51 59.83 20:35:01 1 25.84 0.00 5.45 10.26 1.51 56.94 20:35:01 2 16.67 0.00 1.93 1.54 1.42 78.44 20:35:01 3 14.40 0.00 1.05 4.41 0.95 79.19 20:36:01 all 21.01 0.00 1.78 2.14 0.81 74.26 20:36:01 0 20.87 0.00 2.38 1.52 0.70 74.53 20:36:01 1 15.88 0.00 1.73 5.52 0.80 76.07 20:36:01 2 34.17 0.00 1.76 0.87 1.31 61.90 20:36:01 3 13.17 0.00 1.25 0.65 0.45 84.48 20:37:01 all 29.65 1.72 4.04 9.74 1.76 53.10 20:37:01 0 33.54 6.84 4.09 6.74 1.85 46.93 20:37:01 1 31.36 0.02 4.08 8.96 1.73 53.85 20:37:01 2 23.32 0.00 4.18 13.93 2.01 56.56 20:37:01 3 30.37 0.00 3.81 9.31 1.44 55.07 20:38:01 all 20.85 0.00 1.17 0.96 0.72 76.29 20:38:01 0 20.61 0.00 0.98 0.68 0.88 76.84 20:38:01 1 23.26 0.00 1.15 2.92 0.70 71.96 20:38:01 2 19.81 0.00 0.96 0.10 0.70 78.43 20:38:01 3 19.73 0.00 1.57 0.17 0.62 77.92 Average: all 23.33 0.43 2.42 4.59 1.16 68.07 Average: 0 26.29 1.72 2.46 3.72 1.23 64.57 Average: 1 24.08 0.00 3.09 6.90 1.18 64.74 Average: 2 23.50 0.00 2.21 4.11 1.36 68.82 Average: 3 19.43 0.00 1.92 3.63 0.86 74.15