---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1012 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 688K 394M 1% /run /dev/vda1 20G 12G 7.6G 61% / 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 463 1274 0 2206 3199 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:27:07:b8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.153/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe27:7b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:23:c1:3b:a2 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-1012) 11/28/23 _x86_64_ (4 CPU) 12:00:54 LINUX RESTART (4 CPU) 12:01:01 tps rtps wtps bread/s bwrtn/s 12:02:02 158.44 71.92 86.52 5288.72 40994.12 12:03:01 86.68 21.12 65.57 2302.93 11188.07 12:04:01 349.92 129.64 220.28 7232.66 129491.10 Average: 198.98 74.53 124.45 4956.30 60837.36 12:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:02:02 1698168 3289316 2340488 57.95 36956 1714700 927296 18.23 616256 1556012 101640 12:03:01 1361452 3342508 2677204 66.29 59488 2064228 1092252 21.47 634424 1837512 184564 12:04:01 1440100 3315252 2598556 64.34 115192 1888412 893756 17.57 671228 1689780 1916 Average: 1499907 3315692 2538749 62.86 70545 1889113 971101 19.09 640636 1694435 96040 12:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:02:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 12:02:02 ens3 449.51 302.13 1639.92 70.03 0.00 0.00 0.00 0.00 12:02:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:03:01 lo 1.97 1.97 0.17 0.17 0.00 0.00 0.00 0.00 12:03:01 ens3 56.75 51.69 759.75 8.56 0.00 0.00 0.00 0.00 12:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:01 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 12:04:01 ens3 576.19 423.03 13544.23 58.18 0.00 0.00 0.00 0.00 12:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.78 1.78 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 362.53 260.12 5340.53 45.80 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 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1012) 11/28/23 _x86_64_ (4 CPU) 12:00:54 LINUX RESTART (4 CPU) 12:01:01 CPU %user %nice %system %iowait %steal %idle 12:02:02 all 15.09 0.00 2.12 4.95 0.04 77.80 12:02:02 0 19.55 0.00 2.76 3.14 0.05 74.50 12:02:02 1 15.80 0.00 1.90 2.47 0.03 79.80 12:02:02 2 16.99 0.00 2.00 1.95 0.05 79.00 12:02:02 3 8.00 0.00 1.81 12.22 0.05 77.92 12:03:01 all 19.44 0.00 1.63 2.31 0.05 76.57 12:03:01 0 30.02 0.00 1.85 0.39 0.03 67.71 12:03:01 1 19.22 0.00 1.30 0.84 0.05 78.59 12:03:01 2 21.45 0.00 2.14 1.91 0.05 74.45 12:03:01 3 7.09 0.00 1.22 6.09 0.03 85.56 12:04:01 all 31.51 0.00 13.84 6.51 0.08 48.06 12:04:01 0 31.09 0.00 13.81 2.50 0.07 52.53 12:04:01 1 31.37 0.00 14.51 6.13 0.07 47.92 12:04:01 2 30.92 0.00 13.25 11.86 0.08 43.89 12:04:01 3 32.65 0.00 13.83 5.57 0.07 47.89 Average: all 21.99 0.00 5.86 4.59 0.05 67.50 Average: 0 26.86 0.00 6.13 2.02 0.05 64.94 Average: 1 22.11 0.00 5.89 3.15 0.05 68.80 Average: 2 23.09 0.00 5.78 5.23 0.06 65.84 Average: 3 15.90 0.00 5.61 7.97 0.05 70.46