---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2786 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 9.4G 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 488 1069 0 2385 3186 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:f4:74:c4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.13/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86164sec preferred_lft 86164sec inet6 fe80::f816:3eff:fef4:74c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3f:75:6b:82 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 inet6 fe80::42:3fff:fe75:6b82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2786) 01/04/24 _x86_64_ (4 CPU) 13:42:42 LINUX RESTART (4 CPU) 13:43:01 tps rtps wtps bread/s bwrtn/s 13:44:01 149.78 80.45 69.32 6193.77 41603.75 13:45:01 97.58 9.06 88.52 1657.85 19587.74 13:46:01 136.28 0.37 135.91 33.59 10897.38 Average: 127.88 29.96 97.92 2628.35 24029.38 13:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:44:01 1606908 3253924 2431748 60.21 41036 1765600 938260 18.44 676280 1584768 118132 13:45:01 1237892 3260152 2800764 69.35 61252 2102160 1075760 21.15 798668 1790364 720 13:46:01 1091264 3253624 2947392 72.98 79276 2218700 925352 18.19 837544 1887172 42636 Average: 1312021 3255900 2726635 67.51 60521 2028820 979791 19.26 770831 1754101 53829 13:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:44:01 ens3 474.39 280.22 1379.48 76.97 0.00 0.00 0.00 0.00 13:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:44:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 13:45:01 ens3 225.46 165.29 1470.50 16.33 0.00 0.00 0.00 0.00 13:45:01 docker0 80.29 115.38 4.52 493.05 0.00 0.00 0.00 0.00 13:45:01 veth9099d32 1.83 2.32 0.12 3.72 0.00 0.00 0.00 0.00 13:45:01 lo 2.67 2.67 0.24 0.24 0.00 0.00 0.00 0.00 13:46:01 ens3 224.25 293.80 353.57 1665.84 0.00 0.00 0.00 0.00 13:46:01 docker0 57.19 83.07 3.11 329.94 0.00 0.00 0.00 0.00 13:46:01 lo 2.47 2.47 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 308.03 246.43 1067.87 586.35 0.00 0.00 0.00 0.00 Average: docker0 45.83 66.15 2.54 274.34 0.00 0.00 0.00 0.00 Average: lo 2.11 2.11 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2786) 01/04/24 _x86_64_ (4 CPU) 13:42:42 LINUX RESTART (4 CPU) 13:43:01 CPU %user %nice %system %iowait %steal %idle 13:44:01 all 19.29 0.00 2.36 4.06 0.05 74.24 13:44:01 0 9.52 0.00 1.40 1.75 0.05 87.27 13:44:01 1 23.07 0.00 2.46 8.75 0.03 65.69 13:44:01 2 22.77 0.00 2.19 2.20 0.05 72.79 13:44:01 3 21.82 0.00 3.40 3.55 0.05 71.18 13:45:01 all 18.87 0.00 1.91 2.93 0.05 76.24 13:45:01 0 14.36 0.00 1.55 1.04 0.05 83.00 13:45:01 1 24.30 0.00 2.26 5.85 0.05 67.54 13:45:01 2 6.00 0.00 1.27 1.12 0.03 91.58 13:45:01 3 30.96 0.00 2.57 3.74 0.05 62.68 13:46:01 all 18.27 0.00 2.63 3.69 0.06 75.35 13:46:01 0 19.12 0.00 2.67 3.68 0.07 74.47 13:46:01 1 29.31 0.00 2.92 2.72 0.07 64.97 13:46:01 2 12.15 0.00 2.78 6.75 0.08 78.24 13:46:01 3 12.47 0.00 2.13 1.63 0.05 83.73 Average: all 18.81 0.00 2.30 3.56 0.05 75.28 Average: 0 14.33 0.00 1.88 2.16 0.06 81.58 Average: 1 25.56 0.00 2.55 5.77 0.05 66.07 Average: 2 13.62 0.00 2.07 3.34 0.06 80.91 Average: 3 21.76 0.00 2.70 2.97 0.05 72.52