---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2079 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 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 2.0G 0 2.0G 0% /dev tmpfs 395M 688K 394M 1% /run /dev/vda1 20G 9.4G 9.9G 49% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 431 1226 0 2286 3251 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:86:08:db brd ff:ff:ff:ff:ff:ff inet 10.32.7.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fe86:8db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:89:3b:da:90 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 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2079) 12/27/23 _x86_64_ (4 CPU) 08:10:42 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:01 149.99 78.54 71.45 6153.51 41869.57 08:13:01 58.66 11.45 47.22 516.49 9050.72 08:14:01 21.48 0.00 21.48 0.00 4549.78 08:15:01 16.51 12.01 4.50 351.81 4065.59 Average: 61.66 25.50 36.16 1755.40 14883.67 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:01 1583628 3300860 2455028 60.79 46016 1827676 930856 18.30 647460 1630512 177088 08:13:01 1530776 3402292 2507880 62.10 59680 1957960 818276 16.08 524936 1784292 128752 08:14:01 1528928 3401244 2509728 62.14 59756 1958720 822740 16.17 526816 1783892 348 08:15:01 931944 3093668 3106712 76.92 59948 2244356 1104112 21.70 884676 2016012 156008 Average: 1393819 3299516 2644837 65.49 56350 1997178 918996 18.06 645972 1803677 115549 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:01 lo 1.07 1.07 0.10 0.10 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 08:12:01 ens3 283.70 190.88 1377.52 60.72 0.00 0.00 0.00 0.00 08:13:01 lo 2.00 2.00 0.20 0.20 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 08:13:01 ens3 41.74 39.57 534.45 5.73 0.00 0.00 0.00 0.00 08:14:01 lo 29.75 29.75 7.29 7.29 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 08:14:01 ens3 3.80 3.35 6.56 0.70 0.00 0.00 0.00 0.00 08:15:01 lo 0.53 0.53 0.06 0.06 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 08:15:01 ens3 405.02 291.50 2898.30 24.26 0.00 0.00 0.00 0.00 Average: lo 8.34 8.34 1.91 1.91 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 183.56 131.32 1204.18 22.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2079) 12/27/23 _x86_64_ (4 CPU) 08:10:42 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:01 all 19.50 0.00 2.55 4.21 0.06 73.68 08:12:01 0 29.50 0.00 2.34 5.55 0.07 62.55 08:12:01 1 27.47 0.00 2.19 2.16 0.07 68.11 08:12:01 2 12.98 0.00 3.50 2.36 0.05 81.10 08:12:01 3 7.92 0.00 2.19 6.79 0.07 83.04 08:13:01 all 13.58 0.00 1.17 1.41 0.04 83.80 08:13:01 0 6.56 0.00 1.07 1.45 0.03 90.88 08:13:01 1 17.47 0.00 1.13 0.17 0.03 81.19 08:13:01 2 28.79 0.00 1.83 0.27 0.05 69.06 08:13:01 3 1.41 0.00 0.64 3.76 0.03 94.16 08:14:01 all 0.45 0.00 1.67 0.30 0.02 97.57 08:14:01 0 0.42 0.00 1.76 0.99 0.02 96.82 08:14:01 1 0.43 0.00 1.53 0.00 0.02 98.02 08:14:01 2 0.53 0.00 1.70 0.00 0.02 97.75 08:14:01 3 0.42 0.00 1.65 0.20 0.02 97.71 08:15:01 all 12.84 0.00 14.67 0.22 0.04 72.22 08:15:01 0 15.71 0.00 13.80 0.03 0.03 70.42 08:15:01 1 11.84 0.00 14.82 0.23 0.03 73.08 08:15:01 2 8.70 0.00 14.72 0.02 0.03 76.53 08:15:01 3 15.12 0.00 15.37 0.64 0.03 68.84 Average: all 11.59 0.00 5.03 1.53 0.04 81.82 Average: 0 13.06 0.00 4.78 2.00 0.04 80.12 Average: 1 14.30 0.00 4.92 0.64 0.04 80.11 Average: 2 12.75 0.00 5.44 0.66 0.04 81.11 Average: 3 6.21 0.00 4.96 2.84 0.04 85.95