---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1980 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 11G 9.0G 54% / 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 489 217 0 3236 3171 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:65:e0:59 brd ff:ff:ff:ff:ff:ff inet 10.32.6.252/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86193sec preferred_lft 86193sec inet6 fe80::f816:3eff:fe65:e059/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:38:d3:56:b1 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-1980) 12/08/23 _x86_64_ (4 CPU) 03:01:38 LINUX RESTART (4 CPU) 03:02:02 tps rtps wtps bread/s bwrtn/s 03:03:01 138.87 76.12 62.75 5786.41 42300.10 03:04:01 159.87 8.80 151.07 1601.07 62951.64 03:05:01 36.13 1.10 35.03 58.79 3528.88 Average: 111.47 28.41 83.06 2463.63 36226.47 03:02:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:03:01 1529324 3256576 2509332 62.13 48320 1832984 945396 18.58 693440 1633596 190660 03:04:01 266356 3299852 3772300 93.40 84040 3039276 990064 19.46 735852 2749592 336 03:05:01 289828 3300804 3748828 92.82 92960 3005380 876528 17.23 752828 2707188 35660 Average: 695169 3285744 3343487 82.79 75107 2625880 937329 18.43 727373 2363459 75552 03:02:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:03:01 lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 03:03:01 ens3 299.05 201.54 1375.83 60.18 0.00 0.00 0.00 0.00 03:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 lo 3.80 3.80 0.32 0.32 0.00 0.00 0.00 0.00 03:04:01 ens3 251.34 190.32 6450.04 17.84 0.00 0.00 0.00 0.00 03:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 03:05:01 ens3 54.61 49.49 192.97 95.89 0.00 0.00 0.00 0.00 03:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.30 2.30 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 201.12 146.81 2680.19 57.96 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-1980) 12/08/23 _x86_64_ (4 CPU) 03:01:38 LINUX RESTART (4 CPU) 03:02:02 CPU %user %nice %system %iowait %steal %idle 03:03:01 all 20.01 0.00 2.41 3.74 0.06 73.78 03:03:01 0 9.63 0.00 2.62 1.31 0.02 86.43 03:03:01 1 22.65 0.00 2.28 8.74 0.09 66.25 03:03:01 2 24.84 0.00 2.37 3.36 0.09 69.35 03:03:01 3 22.94 0.00 2.34 1.56 0.05 73.11 03:04:01 all 22.23 0.00 4.38 2.95 0.07 70.37 03:04:01 0 20.41 0.00 4.31 1.63 0.07 73.58 03:04:01 1 18.78 0.00 3.46 1.80 0.07 75.89 03:04:01 2 12.58 0.00 4.23 5.45 0.05 77.69 03:04:01 3 37.13 0.00 5.53 2.93 0.08 54.33 03:05:01 all 18.71 0.00 1.17 1.07 0.05 79.00 03:05:01 0 1.80 0.00 0.57 0.32 0.02 97.30 03:05:01 1 23.90 0.00 1.13 0.07 0.05 74.85 03:05:01 2 14.09 0.00 1.02 0.05 0.05 84.79 03:05:01 3 35.04 0.00 1.99 3.87 0.07 59.03 Average: all 20.31 0.00 2.65 2.58 0.06 74.39 Average: 0 10.61 0.00 2.49 1.08 0.03 85.78 Average: 1 21.77 0.00 2.29 3.50 0.07 72.37 Average: 2 17.14 0.00 2.54 2.94 0.06 77.32 Average: 3 31.74 0.00 3.29 2.79 0.07 62.12