---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8114 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 9.1G 11G 48% / 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: 7975 508 5193 0 2274 7189 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:d9:db:69 brd ff:ff:ff:ff:ff:ff inet 10.32.7.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86046sec preferred_lft 86046sec inet6 fe80::f816:3eff:fed9:db69/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4b:ac:0f:4f 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-8114) 08/12/26 _x86_64_ (4 CPU) 08:10:46 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:01 154.67 69.22 85.45 5606.67 39700.07 08:13:01 62.94 0.20 62.74 22.00 9813.16 08:14:01 60.39 20.78 39.61 1335.24 8454.99 08:15:01 2.58 0.02 2.57 0.13 175.33 08:16:01 24.03 6.48 17.55 250.62 2501.98 Average: 60.93 19.34 41.58 1442.98 12129.51 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:01 5862452 7380200 2304968 28.22 36144 1662744 1022580 11.10 616940 1520800 61128 08:13:01 5558756 7348728 2608664 31.94 56696 1900652 1048804 11.38 665552 1747596 112024 08:14:01 5471784 7440308 2695636 33.00 62080 2066120 937092 10.17 591224 1892828 1856 08:15:01 5470220 7439688 2697200 33.02 62132 2067000 944552 10.25 592624 1892468 352 08:16:01 5341284 7385508 2826136 34.60 64924 2138184 996640 10.81 674516 1938168 28152 Average: 5540899 7398886 2626521 32.16 56395 1966940 989934 10.74 628171 1798372 40702 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:01 ens3 402.98 214.48 1077.58 64.64 0.00 0.00 0.00 0.00 08:12:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 08:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 ens3 40.23 32.29 827.24 4.93 0.00 0.00 0.00 0.00 08:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 ens3 42.19 37.64 375.84 4.38 0.00 0.00 0.00 0.00 08:14:01 lo 1.53 1.53 0.17 0.17 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 ens3 3.18 3.10 6.27 0.59 0.00 0.00 0.00 0.00 08:15:01 lo 30.12 30.12 7.35 7.35 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 ens3 95.62 73.00 885.97 16.03 0.00 0.00 0.00 0.00 08:16:01 lo 0.73 0.73 0.07 0.07 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: ens3 116.84 72.11 634.60 18.12 0.00 0.00 0.00 0.00 Average: lo 6.78 6.78 1.54 1.54 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-8114) 08/12/26 _x86_64_ (4 CPU) 08:10:46 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:01 all 18.03 0.00 2.83 5.61 0.97 72.55 08:12:01 0 28.24 0.00 2.35 1.45 1.05 66.90 08:12:01 1 20.13 0.00 1.86 6.63 1.04 70.34 08:12:01 2 13.93 0.00 2.26 8.03 0.97 74.82 08:12:01 3 9.84 0.00 4.84 6.37 0.80 78.14 08:13:01 all 19.75 0.00 1.14 2.21 0.72 76.18 08:13:01 0 34.92 0.00 1.95 0.50 1.08 61.55 08:13:01 1 21.33 0.00 0.92 2.51 0.70 74.55 08:13:01 2 18.80 0.00 1.40 5.37 0.98 73.46 08:13:01 3 3.93 0.00 0.30 0.47 0.15 95.15 08:14:01 all 5.42 0.00 0.88 1.37 0.39 91.94 08:14:01 0 1.20 0.00 0.70 0.12 0.18 97.80 08:14:01 1 1.94 0.00 0.71 4.20 0.50 92.66 08:14:01 2 16.35 0.00 1.42 0.73 0.60 80.90 08:14:01 3 2.20 0.00 0.67 0.38 0.25 96.50 08:15:01 all 3.09 0.00 15.09 0.03 0.70 81.09 08:15:01 0 3.02 0.00 15.03 0.00 0.80 81.15 08:15:01 1 3.33 0.00 15.21 0.12 0.65 80.69 08:15:01 2 2.92 0.00 15.03 0.00 0.73 81.33 08:15:01 3 3.08 0.00 15.11 0.02 0.63 81.16 08:16:01 all 19.62 0.00 1.19 0.95 1.14 77.10 08:16:01 0 10.04 0.00 1.12 0.07 0.60 88.18 08:16:01 1 26.00 0.00 1.08 2.65 1.09 69.18 08:16:01 2 15.55 0.00 1.31 0.73 1.72 80.70 08:16:01 3 26.91 0.00 1.27 0.35 1.12 70.36 Average: all 13.19 0.00 4.22 2.03 0.78 79.78 Average: 0 15.49 0.00 4.23 0.43 0.74 79.11 Average: 1 14.54 0.00 3.94 3.22 0.80 77.50 Average: 2 13.51 0.00 4.28 2.97 1.00 78.24 Average: 3 9.20 0.00 4.43 1.52 0.59 84.26