---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1180 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 9.7G 9.6G 51% / 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 456 759 0 2727 3210 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:4a:0a:2f brd ff:ff:ff:ff:ff:ff inet 10.32.6.102/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:fe4a:a2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:65:ea: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-1180) 11/30/23 _x86_64_ (4 CPU) 06:59:41 LINUX RESTART (4 CPU) 07:00:01 tps rtps wtps bread/s bwrtn/s 07:01:02 147.84 78.60 69.24 6187.24 42253.24 07:02:01 136.43 9.08 127.35 1640.26 44342.31 07:03:01 27.89 1.03 26.86 57.98 2858.65 Average: 103.87 29.69 74.18 2633.87 29735.44 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:01:02 1546964 3291280 2491692 61.70 48648 1849148 906008 17.81 657892 1649320 198364 07:02:01 796236 3299068 3242420 80.28 68064 2561180 1044480 20.53 714276 2285012 23276 07:03:01 835132 3344572 3203524 79.32 72596 2563644 858480 16.88 696412 2266512 34324 Average: 1059444 3311640 2979212 73.77 63103 2324657 936323 18.41 689527 2066948 85321 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:01:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 07:01:02 ens3 360.17 251.69 1427.07 62.80 0.00 0.00 0.00 0.00 07:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:02:01 lo 3.66 3.66 0.34 0.34 0.00 0.00 0.00 0.00 07:02:01 ens3 412.08 218.62 3741.74 27.44 0.00 0.00 0.00 0.00 07:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:03:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 07:03:01 ens3 25.74 23.94 57.93 10.46 0.00 0.00 0.00 0.00 07:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.92 1.92 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 265.17 164.44 1730.99 33.60 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-1180) 11/30/23 _x86_64_ (4 CPU) 06:59:41 LINUX RESTART (4 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:01:02 all 19.44 0.00 2.42 4.05 0.06 74.03 07:01:02 0 20.13 0.00 1.85 1.95 0.05 76.03 07:01:02 1 11.66 0.00 3.17 6.89 0.03 78.24 07:01:02 2 27.02 0.00 2.80 3.00 0.08 67.09 07:01:02 3 19.00 0.00 1.83 4.37 0.07 74.74 07:02:01 all 19.20 0.00 2.75 2.92 0.06 75.06 07:02:01 0 20.62 0.00 2.87 3.31 0.05 73.14 07:02:01 1 12.74 0.00 2.37 6.48 0.05 78.36 07:02:01 2 23.19 0.00 2.47 1.38 0.07 72.90 07:02:01 3 20.26 0.00 3.31 0.51 0.07 75.85 07:03:01 all 19.16 0.00 0.91 0.94 0.05 78.94 07:03:01 0 29.33 0.00 1.30 0.20 0.07 69.10 07:03:01 1 35.83 0.00 1.37 3.22 0.05 59.54 07:03:01 2 3.12 0.00 0.46 0.33 0.03 96.06 07:03:01 3 8.62 0.00 0.53 0.02 0.02 90.81 Average: all 19.27 0.00 2.02 2.63 0.05 76.03 Average: 0 23.39 0.00 2.00 1.81 0.06 72.75 Average: 1 20.13 0.00 2.30 5.52 0.04 72.00 Average: 2 17.65 0.00 1.90 1.56 0.06 78.83 Average: 3 15.92 0.00 1.88 1.64 0.05 80.51