---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2655 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: 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): 0-3 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 9.9G 9.4G 52% / 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 519 4271 0 3185 7157 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:a6:0b:7a brd ff:ff:ff:ff:ff:ff inet 10.32.6.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fea6:b7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:78:ce:74:1c 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-2655) 01/07/26 _x86_64_ (4 CPU) 08:12:25 LINUX RESTART (4 CPU) 08:13:02 tps rtps wtps bread/s bwrtn/s 08:14:01 96.27 25.55 70.72 924.57 5847.37 08:15:01 80.62 12.33 68.29 2235.76 20726.41 08:16:01 121.98 0.45 121.53 39.59 37849.83 Average: 99.64 12.71 86.94 1067.43 21560.95 08:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5597940 7327852 2569488 31.46 51948 1846672 1064800 11.55 710084 1665372 191604 08:15:01 4517868 7384732 3649560 44.68 75412 2919220 1185072 12.86 659636 2720572 695800 08:16:01 4363432 7313364 3803996 46.58 89452 2959624 1068128 11.59 790920 2714852 24912 Average: 4826413 7341983 3341015 40.91 72271 2575172 1106000 12.00 720213 2366932 304105 08:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 08:14:01 ens3 273.67 152.90 1185.24 48.21 0.00 0.00 0.00 0.00 08:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 lo 2.40 2.40 0.24 0.24 0.00 0.00 0.00 0.00 08:15:01 ens3 694.10 229.55 5948.41 21.85 0.00 0.00 0.00 0.00 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 lo 2.60 2.60 0.23 0.23 0.00 0.00 0.00 0.00 08:16:01 ens3 58.02 63.99 124.62 233.34 0.00 0.00 0.00 0.00 08:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.88 1.88 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 342.31 148.79 2426.25 101.43 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-2655) 01/07/26 _x86_64_ (4 CPU) 08:12:25 LINUX RESTART (4 CPU) 08:13:02 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 22.41 0.00 1.47 2.69 0.94 72.50 08:14:01 0 12.27 0.00 1.08 2.42 0.85 83.39 08:14:01 1 14.86 0.00 0.97 1.80 0.66 81.70 08:14:01 2 47.05 0.00 2.41 0.76 1.44 48.33 08:14:01 3 15.49 0.00 1.43 5.73 0.80 76.55 08:15:01 all 20.55 0.00 4.26 2.04 1.51 71.64 08:15:01 0 12.92 0.00 3.78 3.65 1.34 78.30 08:15:01 1 8.98 0.00 3.74 0.71 1.06 85.51 08:15:01 2 38.37 0.00 4.62 3.26 2.09 51.66 08:15:01 3 21.87 0.00 4.89 0.54 1.56 71.15 08:16:01 all 20.28 0.00 2.58 2.34 0.98 73.81 08:16:01 0 25.47 0.00 2.41 3.11 1.02 67.99 08:16:01 1 5.50 0.00 2.21 0.59 0.64 91.07 08:16:01 2 18.72 0.00 3.06 3.28 1.10 73.84 08:16:01 3 31.40 0.00 2.66 2.39 1.17 62.37 Average: all 21.07 0.00 2.78 2.35 1.14 72.65 Average: 0 16.91 0.00 2.43 3.06 1.07 76.53 Average: 1 9.76 0.00 2.31 1.03 0.79 86.12 Average: 2 34.65 0.00 3.37 2.44 1.55 57.99 Average: 3 22.96 0.00 3.00 2.87 1.18 69.99