---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2291 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 12G 7.8G 60% / 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 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 467 1026 0 2450 3193 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:3a:a1:17 brd ff:ff:ff:ff:ff:ff inet 10.32.7.155/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe3a:a117/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3c:70:bd:3d 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-2291) 02/20/24 _x86_64_ (4 CPU) 05:01:10 LINUX RESTART (4 CPU) 05:02:02 tps rtps wtps bread/s bwrtn/s 05:03:01 82.78 18.45 64.33 1042.40 8633.11 05:04:01 316.60 92.81 223.79 6355.38 120825.97 05:05:01 75.71 44.87 30.84 3415.26 5321.43 Average: 158.83 52.24 106.58 3619.41 45148.47 05:02:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:03:01 1466832 3323224 2571828 63.68 56752 1948464 896112 17.61 618176 1762392 146316 05:04:01 189432 3313128 3849228 95.31 117052 3053320 1292560 25.41 561080 2960788 288 05:05:01 1049964 3251100 2988696 74.00 121400 2170668 986472 19.39 722508 1985144 58768 Average: 902076 3295817 3136584 77.66 98401 2390817 1058381 20.80 633921 2236108 68457 05:02:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 05:03:01 ens3 77.61 74.36 995.59 8.75 0.00 0.00 0.00 0.00 05:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:04:01 lo 1.86 1.86 0.16 0.16 0.00 0.00 0.00 0.00 05:04:01 ens3 472.21 209.42 13486.26 21.35 0.00 0.00 0.00 0.00 05:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 05:05:01 ens3 76.72 50.03 59.69 30.30 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: lo 1.32 1.32 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 209.65 111.50 4870.83 20.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2291) 02/20/24 _x86_64_ (4 CPU) 05:01:10 LINUX RESTART (4 CPU) 05:02:02 CPU %user %nice %system %iowait %steal %idle 05:03:01 all 20.28 0.00 1.38 2.57 0.06 75.72 05:03:01 0 26.94 0.00 1.63 0.90 0.05 70.47 05:03:01 1 5.17 0.00 0.63 0.97 0.08 93.15 05:03:01 2 43.36 0.00 2.49 0.59 0.08 53.46 05:03:01 3 5.70 0.00 0.75 7.78 0.02 85.76 05:04:01 all 22.15 0.00 7.66 6.38 0.09 63.71 05:04:01 0 19.58 0.00 6.61 2.75 0.07 70.99 05:04:01 1 19.99 0.00 7.71 12.29 0.09 59.93 05:04:01 2 32.84 0.00 8.70 3.37 0.14 54.96 05:04:01 3 16.19 0.00 7.65 7.13 0.08 68.95 05:05:01 all 29.30 0.00 7.51 1.85 0.06 61.29 05:05:01 0 23.14 0.00 7.26 3.17 0.05 66.38 05:05:01 1 18.47 0.00 7.64 1.18 0.07 72.64 05:05:01 2 43.09 0.00 7.97 1.32 0.08 47.54 05:05:01 3 32.49 0.00 7.17 1.69 0.07 58.59 Average: all 23.94 0.00 5.53 3.59 0.07 66.87 Average: 0 23.22 0.00 5.18 2.28 0.06 69.26 Average: 1 14.56 0.00 5.34 4.79 0.08 75.23 Average: 2 39.78 0.00 6.40 1.76 0.10 51.96 Average: 3 18.19 0.00 5.20 5.52 0.06 71.03