---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-249 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: 2799.996 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 473 1100 0 2370 3202 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:1b:0a:8a brd ff:ff:ff:ff:ff:ff inet 10.32.6.206/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe1b:a8a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a4:7a:7a:2d 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:a4ff:fe7a:7a2d/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-249) 01/29/24 _x86_64_ (4 CPU) 12:17:21 LINUX RESTART (4 CPU) 12:18:02 tps rtps wtps bread/s bwrtn/s 12:19:01 85.63 31.69 53.94 1670.90 6940.38 12:20:01 146.22 8.90 137.32 1618.53 27018.73 12:21:01 24.60 0.77 23.83 63.46 1116.21 Average: 85.48 13.68 71.80 1114.57 11719.17 12:18:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 1518548 3281884 2520116 62.40 53836 1862028 907948 17.85 638504 1696316 175380 12:20:01 1163792 3316908 2874872 71.18 74816 2213392 1133952 22.29 739312 1907600 3000 12:21:01 1096604 3262668 2942060 72.85 77108 2224772 930760 18.30 805568 1911760 57904 Average: 1259648 3287153 2779016 68.81 68587 2100064 990887 19.48 727795 1838559 78761 12:18:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 12:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 ens3 75.65 69.17 1067.18 8.35 0.00 0.00 0.00 0.00 12:20:01 lo 2.27 2.27 0.21 0.21 0.00 0.00 0.00 0.00 12:20:01 docker0 255.55 721.99 14.45 988.46 0.00 0.00 0.00 0.00 12:20:01 veth885aab1 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 12:20:01 ens3 829.84 335.52 1446.78 49.77 0.00 0.00 0.00 0.00 12:21:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 12:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 ens3 25.63 24.25 42.36 14.76 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 Average: docker0 85.67 242.04 4.85 331.36 0.00 0.00 0.00 0.00 Average: ens3 311.71 143.40 850.93 24.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-249) 01/29/24 _x86_64_ (4 CPU) 12:17:21 LINUX RESTART (4 CPU) 12:18:02 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 19.05 0.00 1.28 2.37 0.05 77.24 12:19:01 0 12.58 0.00 0.82 0.41 0.03 86.16 12:19:01 1 51.74 0.00 2.60 1.20 0.08 44.37 12:19:01 2 7.24 0.00 1.16 7.56 0.05 83.99 12:19:01 3 4.81 0.00 0.54 0.37 0.05 94.24 12:20:01 all 14.52 0.00 3.51 3.60 0.07 78.30 12:20:01 0 15.47 0.00 3.53 2.02 0.07 78.92 12:20:01 1 25.14 0.00 4.32 6.86 0.08 63.59 12:20:01 2 7.51 0.00 3.41 4.35 0.07 84.66 12:20:01 3 9.93 0.00 2.80 1.14 0.05 86.08 12:21:01 all 13.79 0.00 1.02 0.74 0.05 84.40 12:21:01 0 6.52 0.00 0.90 0.20 0.05 92.33 12:21:01 1 10.75 0.00 1.00 2.27 0.03 85.94 12:21:01 2 16.60 0.00 0.92 0.05 0.07 82.37 12:21:01 3 21.33 0.00 1.26 0.44 0.07 76.91 Average: all 15.78 0.00 1.94 2.23 0.06 79.99 Average: 0 11.51 0.00 1.75 0.87 0.05 85.82 Average: 1 29.09 0.00 2.64 3.46 0.07 64.75 Average: 2 10.48 0.00 1.83 3.96 0.06 83.67 Average: 3 12.02 0.00 1.53 0.65 0.06 85.74