---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9886 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 47% / 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 455 5333 0 2186 7243 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:70:17:05 brd ff:ff:ff:ff:ff:ff inet 10.32.7.248/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe70:1705/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6e:16:ae:e8 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-9886) 09/03/26 _x86_64_ (4 CPU) 18:12:49 LINUX RESTART (4 CPU) 18:13:01 tps rtps wtps bread/s bwrtn/s 18:14:01 152.28 69.38 82.91 5622.13 39311.85 18:15:01 48.78 0.37 48.42 33.46 6966.88 18:16:01 70.84 12.71 58.12 1124.35 9957.54 18:17:01 23.02 1.58 21.44 79.15 3039.97 Average: 73.73 21.01 52.72 1714.66 14818.28 18:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:01 5944200 7430112 2223228 27.22 34188 1634112 984340 10.68 562272 1495228 39428 18:15:01 5679412 7421960 2488016 30.46 53616 1858148 987292 10.71 579556 1715252 147840 18:16:01 5507180 7458292 2660248 32.57 61852 2049776 928120 10.07 551664 1898296 78036 18:17:01 5496368 7451560 2671060 32.70 64772 2050368 943584 10.24 575844 1882940 8820 Average: 5656790 7440481 2510638 30.74 53607 1898101 960834 10.43 567334 1747929 68531 18:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:14:01 ens3 249.17 156.06 980.17 60.59 0.00 0.00 0.00 0.00 18:14:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 ens3 40.72 30.94 865.61 4.54 0.00 0.00 0.00 0.00 18:15:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 ens3 82.79 58.26 362.03 9.46 0.00 0.00 0.00 0.00 18:16:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 ens3 9.88 11.21 5.91 6.19 0.00 0.00 0.00 0.00 18:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 18:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 95.63 64.11 553.39 20.19 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 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-9886) 09/03/26 _x86_64_ (4 CPU) 18:12:49 LINUX RESTART (4 CPU) 18:13:01 CPU %user %nice %system %iowait %steal %idle 18:14:01 all 15.26 0.00 2.55 6.55 4.20 71.43 18:14:01 0 7.52 0.00 4.25 3.78 3.11 81.34 18:14:01 1 23.14 0.00 2.05 4.05 4.40 66.35 18:14:01 2 18.00 0.00 1.95 3.41 4.99 71.64 18:14:01 3 12.38 0.00 1.99 14.90 4.27 66.47 18:15:01 all 17.82 0.00 1.09 2.81 2.91 75.37 18:15:01 0 2.76 0.00 0.26 0.08 1.29 95.60 18:15:01 1 19.23 0.00 1.35 0.59 3.68 75.15 18:15:01 2 32.14 0.00 1.94 8.82 4.30 52.80 18:15:01 3 16.97 0.00 0.82 1.71 2.37 78.13 18:16:01 all 18.56 0.00 1.39 2.53 2.68 74.84 18:16:01 0 1.85 0.00 0.46 0.71 1.52 95.47 18:16:01 1 45.53 0.00 2.39 2.04 3.83 46.21 18:16:01 2 16.92 0.00 1.54 2.39 3.15 76.00 18:16:01 3 9.94 0.00 1.17 4.98 2.19 81.73 18:17:01 all 19.26 0.00 0.84 1.21 2.22 76.47 18:17:01 0 13.89 0.00 0.57 0.18 2.78 82.57 18:17:01 1 15.06 0.00 0.48 0.18 1.43 82.85 18:17:01 2 43.22 0.00 1.44 1.01 3.73 50.61 18:17:01 3 4.81 0.00 0.86 3.48 0.91 89.93 Average: all 17.72 0.00 1.47 3.28 3.00 74.52 Average: 0 6.52 0.00 1.39 1.19 2.18 88.73 Average: 1 25.75 0.00 1.57 1.72 3.34 67.63 Average: 2 27.53 0.00 1.72 3.92 4.04 62.79 Average: 3 11.04 0.00 1.21 6.30 2.44 79.01