---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-553 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 12G 7.6G 61% / 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 453 1117 0 2372 3207 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:50:ae:18 brd ff:ff:ff:ff:ff:ff inet 10.32.6.64/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe50:ae18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3b:60:e2:47 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-553) 11/23/23 _x86_64_ (4 CPU) 08:48:04 LINUX RESTART (4 CPU) 08:49:02 tps rtps wtps bread/s bwrtn/s 08:50:01 73.67 14.44 59.23 998.20 8401.97 08:51:01 345.24 120.35 224.88 9772.82 124992.54 08:52:01 63.14 30.18 32.96 1592.40 9965.01 Average: 161.20 55.23 105.97 4139.53 48019.39 08:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:01 1411400 3305796 2627256 65.05 56444 1984880 903724 17.76 637152 1792296 207800 08:51:01 438652 2547484 3600004 89.14 114352 2086624 2010624 39.52 1288040 1995332 18516 08:52:01 1169396 3291200 2869260 71.04 121168 2098592 909512 17.88 618068 1974980 37036 Average: 1006483 3048160 3032173 75.08 97321 2056699 1274620 25.06 847753 1920869 87784 08:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 08:50:01 ens3 65.21 61.24 918.66 7.39 0.00 0.00 0.00 0.00 08:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:51:01 lo 3.23 3.23 0.29 0.29 0.00 0.00 0.00 0.00 08:51:01 ens3 490.79 360.99 13505.27 38.46 0.00 0.00 0.00 0.00 08:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:52:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 08:52:01 ens3 74.85 71.55 54.05 27.17 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 1.62 1.62 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 211.14 165.21 4849.27 24.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-553) 11/23/23 _x86_64_ (4 CPU) 08:48:04 LINUX RESTART (4 CPU) 08:49:02 CPU %user %nice %system %iowait %steal %idle 08:50:01 all 19.04 0.00 1.30 2.25 0.05 77.36 08:50:01 0 16.46 0.00 1.07 0.49 0.03 81.94 08:50:01 1 49.92 0.00 2.64 0.83 0.09 46.52 08:50:01 2 7.08 0.00 0.78 0.31 0.05 91.78 08:50:01 3 2.77 0.00 0.75 7.37 0.02 89.10 08:51:01 all 26.88 0.00 10.64 7.38 0.11 54.98 08:51:01 0 24.76 0.00 10.96 3.41 0.10 60.77 08:51:01 1 32.07 0.00 12.29 8.36 0.14 47.14 08:51:01 2 24.71 0.00 10.22 8.77 0.10 56.20 08:51:01 3 26.01 0.00 9.10 8.96 0.12 55.80 08:52:01 all 23.60 0.00 5.11 1.41 0.05 69.82 08:52:01 0 15.86 0.00 4.94 2.65 0.03 76.51 08:52:01 1 21.56 0.00 5.19 0.13 0.05 73.07 08:52:01 2 33.89 0.00 5.06 1.57 0.07 59.41 08:52:01 3 23.15 0.00 5.26 1.25 0.08 70.25 Average: all 23.18 0.00 5.69 3.67 0.07 67.38 Average: 0 19.02 0.00 5.66 2.19 0.06 73.08 Average: 1 34.43 0.00 6.71 3.10 0.09 55.67 Average: 2 21.95 0.00 5.36 3.56 0.07 69.05 Average: 3 17.35 0.00 5.04 5.84 0.07 71.69