---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1921 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 9.3G 10G 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 465 1060 0 2418 3214 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:41:d2:26 brd ff:ff:ff:ff:ff:ff inet 10.32.7.101/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86185sec preferred_lft 86185sec inet6 fe80::f816:3eff:fe41:d226/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:78:8b:7c 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-1921) 12/07/23 _x86_64_ (4 CPU) 13:22:43 LINUX RESTART (4 CPU) 13:23:01 tps rtps wtps bread/s bwrtn/s 13:24:01 173.39 78.47 94.92 6149.42 41012.21 13:25:01 177.85 126.36 51.49 6282.95 10925.38 13:26:01 47.96 6.65 41.31 250.49 8182.50 Average: 133.07 70.50 62.57 4227.73 20041.20 13:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:24:01 1639252 3272384 2399404 59.41 40448 1753588 951212 18.70 655516 1575276 128804 13:25:01 1038680 3212192 2999976 74.28 63608 2250500 1011408 19.88 777392 2009412 200108 13:26:01 1112812 3316512 2925844 72.45 67400 2276740 870796 17.12 714848 1997936 52812 Average: 1263581 3267029 2775075 68.71 57152 2093609 944472 18.57 715919 1860875 127241 13:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:24:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 13:24:01 ens3 326.87 226.91 1347.78 65.19 0.00 0.00 0.00 0.00 13:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:25:01 lo 1.80 1.80 0.17 0.17 0.00 0.00 0.00 0.00 13:25:01 ens3 272.60 201.03 2573.63 18.00 0.00 0.00 0.00 0.00 13:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:26:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 13:26:01 ens3 54.19 43.88 204.06 18.05 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 1.24 1.24 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 217.90 157.28 1375.15 33.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1921) 12/07/23 _x86_64_ (4 CPU) 13:22:43 LINUX RESTART (4 CPU) 13:23:01 CPU %user %nice %system %iowait %steal %idle 13:24:01 all 17.79 0.00 2.32 5.07 0.05 74.76 13:24:01 0 18.22 0.00 2.33 2.63 0.05 76.78 13:24:01 1 5.78 0.00 1.62 9.81 0.05 82.73 13:24:01 2 28.36 0.00 3.28 3.36 0.07 64.93 13:24:01 3 18.84 0.00 2.05 4.48 0.05 74.59 13:25:01 all 21.12 0.00 2.03 8.25 0.05 68.55 13:25:01 0 31.07 0.00 2.51 9.46 0.07 56.89 13:25:01 1 11.65 0.00 1.59 13.40 0.05 73.31 13:25:01 2 25.61 0.00 2.19 5.64 0.05 66.50 13:25:01 3 16.11 0.00 1.80 4.49 0.03 77.57 13:26:01 all 17.71 0.00 0.94 1.12 0.04 80.19 13:26:01 0 11.67 0.00 0.86 0.91 0.02 86.55 13:26:01 1 23.59 0.00 0.90 3.05 0.05 72.41 13:26:01 2 30.03 0.00 1.28 0.08 0.05 68.56 13:26:01 3 5.64 0.00 0.72 0.43 0.03 93.17 Average: all 18.87 0.00 1.76 4.81 0.05 74.51 Average: 0 20.29 0.00 1.89 4.32 0.04 73.45 Average: 1 13.67 0.00 1.37 8.76 0.05 76.15 Average: 2 28.00 0.00 2.25 3.03 0.06 66.67 Average: 3 13.52 0.00 1.52 3.13 0.04 81.80