---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1436 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 9.4G 9.9G 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 469 1079 0 2394 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:54:b1:b8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.233/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86177sec preferred_lft 86177sec inet6 fe80::f816:3eff:fe54:b1b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:87:e7:76:c5 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-1436) 12/02/23 _x86_64_ (4 CPU) 14:32:38 LINUX RESTART (4 CPU) 14:33:01 tps rtps wtps bread/s bwrtn/s 14:34:01 139.09 75.22 63.87 5722.38 41919.43 14:35:01 141.68 87.10 54.57 3545.28 13316.98 14:36:01 36.78 5.68 31.09 203.43 6893.78 Average: 105.85 56.00 49.85 3157.03 20710.06 14:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:34:01 1642372 3326948 2396292 59.33 49268 1790948 871580 17.13 589108 1628904 146332 14:35:01 1051420 3202660 2987244 73.97 62560 2229924 1028500 20.22 775336 2002668 161664 14:36:01 1077252 3268832 2961412 73.33 66892 2265148 919668 18.08 752220 1998236 52220 Average: 1257015 3266147 2781649 68.88 59573 2095340 939916 18.48 705555 1876603 120072 14:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:34:01 ens3 313.36 223.41 1378.44 65.01 0.00 0.00 0.00 0.00 14:34:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 14:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:01 ens3 289.47 207.33 2579.70 18.24 0.00 0.00 0.00 0.00 14:35:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 14:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:36:01 ens3 51.59 46.46 189.81 27.66 0.00 0.00 0.00 0.00 14:36:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 14:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 218.14 159.07 1382.65 36.97 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 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-1436) 12/02/23 _x86_64_ (4 CPU) 14:32:38 LINUX RESTART (4 CPU) 14:33:01 CPU %user %nice %system %iowait %steal %idle 14:34:01 all 20.51 0.00 2.37 4.08 0.06 72.98 14:34:01 0 16.08 0.00 1.70 3.09 0.05 79.08 14:34:01 1 10.05 0.00 1.91 8.31 0.05 79.69 14:34:01 2 33.00 0.00 3.90 3.54 0.07 59.49 14:34:01 3 22.98 0.00 1.96 1.37 0.07 73.62 14:35:01 all 22.48 0.00 1.88 6.02 0.05 69.57 14:35:01 0 33.82 0.00 2.25 7.35 0.07 56.51 14:35:01 1 12.73 0.00 1.85 8.05 0.07 77.30 14:35:01 2 20.58 0.00 1.86 3.45 0.05 74.05 14:35:01 3 22.77 0.00 1.55 5.23 0.05 70.40 14:36:01 all 22.53 0.00 1.01 0.98 0.05 75.42 14:36:01 0 35.46 0.00 1.08 1.08 0.05 62.32 14:36:01 1 22.24 0.00 1.37 2.72 0.05 73.62 14:36:01 2 15.26 0.00 0.94 0.02 0.07 83.72 14:36:01 3 17.15 0.00 0.67 0.08 0.03 82.06 Average: all 21.84 0.00 1.75 3.69 0.05 72.66 Average: 0 28.45 0.00 1.68 3.84 0.06 65.97 Average: 1 15.01 0.00 1.71 6.36 0.06 76.87 Average: 2 22.94 0.00 2.23 2.33 0.06 72.43 Average: 3 20.97 0.00 1.39 2.23 0.05 75.36