---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3038 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 9.3G 10G 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 451 1242 0 2249 3227 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:20:c1:27 brd ff:ff:ff:ff:ff:ff inet 10.32.7.58/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86180sec preferred_lft 86180sec inet6 fe80::f816:3eff:fe20:c127/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:50:32:4b:1e 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-3038) 01/07/24 _x86_64_ (4 CPU) 08:19:45 LINUX RESTART (4 CPU) 08:20:01 tps rtps wtps bread/s bwrtn/s 08:21:01 142.49 78.40 64.09 6156.04 40930.13 08:22:01 109.93 9.27 100.67 1680.79 18274.42 08:23:01 45.43 0.60 44.83 46.00 2806.00 Average: 99.29 29.42 69.86 2627.75 20671.18 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:21:01 1689940 3303520 2348724 58.16 39864 1734784 912832 17.94 615476 1565916 94008 08:22:01 1340632 3354268 2698032 66.81 63296 2091736 1017360 20.00 642252 1844444 1416 08:23:01 1271728 3303648 2766936 68.51 68272 2104368 918540 18.06 713016 1843200 4528 Average: 1434100 3320479 2604564 64.49 57144 1976963 949577 18.67 656915 1751187 33317 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:21:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:21:01 ens3 398.93 254.36 1376.49 64.13 0.00 0.00 0.00 0.00 08:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 lo 3.87 3.87 0.34 0.34 0.00 0.00 0.00 0.00 08:22:01 ens3 81.30 68.99 1152.04 10.42 0.00 0.00 0.00 0.00 08:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 lo 3.20 3.20 0.28 0.28 0.00 0.00 0.00 0.00 08:23:01 ens3 37.87 36.55 48.12 24.40 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.71 2.71 0.24 0.24 0.00 0.00 0.00 0.00 Average: ens3 172.71 119.97 858.93 32.98 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-3038) 01/07/24 _x86_64_ (4 CPU) 08:19:45 LINUX RESTART (4 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:21:01 all 18.05 0.00 2.23 3.85 0.06 75.81 08:21:01 0 14.68 0.00 1.79 5.39 0.03 78.11 08:21:01 1 16.46 0.00 1.94 3.14 0.05 78.41 08:21:01 2 28.09 0.00 3.61 3.72 0.08 64.49 08:21:01 3 12.93 0.00 1.59 3.15 0.07 82.26 08:22:01 all 19.10 0.00 2.29 2.90 0.06 75.65 08:22:01 0 6.78 0.00 2.27 6.69 0.03 84.22 08:22:01 1 33.70 0.00 2.66 0.32 0.07 63.26 08:22:01 2 24.19 0.00 2.29 0.28 0.08 73.15 08:22:01 3 11.74 0.00 1.90 4.28 0.07 82.02 08:23:01 all 18.45 0.00 2.55 1.13 0.04 77.83 08:23:01 0 7.58 0.00 1.40 1.72 0.02 89.28 08:23:01 1 9.69 0.00 1.32 2.57 0.03 86.38 08:23:01 2 16.39 0.00 0.75 0.20 0.03 82.62 08:23:01 3 40.07 0.00 6.71 0.05 0.07 53.11 Average: all 18.53 0.00 2.36 2.63 0.05 76.43 Average: 0 9.68 0.00 1.82 4.60 0.03 83.87 Average: 1 19.96 0.00 1.97 2.01 0.05 76.00 Average: 2 22.89 0.00 2.22 1.40 0.07 73.42 Average: 3 21.61 0.00 3.40 2.49 0.07 72.43