---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-886 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 9.2G 11G 48% / 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 433 1418 0 2092 3252 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:90:96:2b brd ff:ff:ff:ff:ff:ff inet 10.32.7.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86207sec preferred_lft 86207sec inet6 fe80::f816:3eff:fe90:962b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:42:c2:ed:fd 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-886) 11/26/23 _x86_64_ (4 CPU) 18:12:47 LINUX RESTART (4 CPU) 18:13:01 tps rtps wtps bread/s bwrtn/s 18:14:01 154.79 64.69 90.10 5184.60 40752.29 18:15:01 84.97 23.93 61.03 1988.40 9866.93 Average: 119.88 44.31 75.57 3586.63 25310.90 18:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:01 1746796 3311548 2291860 56.75 37848 1689740 913216 17.95 584152 1545340 84164 18:15:01 1473628 3337132 2565028 63.51 59248 1950992 867332 17.05 585424 1785060 127888 Average: 1610212 3324340 2428444 60.13 48548 1820366 890274 17.50 584788 1665200 106026 18:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:14:01 lo 1.07 1.07 0.10 0.10 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 18:14:01 ens3 433.04 252.37 1345.20 64.91 0.00 0.00 0.00 0.00 18:15:01 lo 1.73 1.73 0.16 0.16 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 18:15:01 ens3 44.73 40.62 493.24 7.87 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.13 0.13 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 238.91 146.50 919.26 36.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-886) 11/26/23 _x86_64_ (4 CPU) 18:12:47 LINUX RESTART (4 CPU) 18:13:01 CPU %user %nice %system %iowait %steal %idle 18:14:01 all 17.28 0.00 2.19 4.61 0.08 75.83 18:14:01 0 22.15 0.00 2.01 5.12 0.08 70.63 18:14:01 1 16.14 0.00 3.27 3.80 0.08 76.71 18:14:01 2 23.34 0.00 2.09 2.68 0.10 71.79 18:14:01 3 7.60 0.00 1.41 6.84 0.05 84.10 18:15:01 all 19.97 0.00 1.62 2.12 0.05 76.24 18:15:01 0 43.14 0.00 2.90 1.65 0.07 52.24 18:15:01 1 11.35 0.00 1.24 5.44 0.03 81.94 18:15:01 2 21.39 0.00 1.67 1.24 0.07 75.64 18:15:01 3 4.20 0.00 0.69 0.18 0.02 94.91 Average: all 18.63 0.00 1.91 3.36 0.06 76.04 Average: 0 32.67 0.00 2.46 3.38 0.08 61.42 Average: 1 13.74 0.00 2.25 4.62 0.06 79.33 Average: 2 22.36 0.00 1.88 1.96 0.08 73.72 Average: 3 5.89 0.00 1.05 3.49 0.03 89.53