---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1757 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 9.5G 9.8G 50% / 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 482 944 0 2517 3193 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:d8:ef:f9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.184/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fed8:eff9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:75:45:ce:9a 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-1757) 12/23/23 _x86_64_ (4 CPU) 12:41:44 LINUX RESTART (4 CPU) 12:42:01 tps rtps wtps bread/s bwrtn/s 12:43:01 150.29 78.40 71.89 6148.04 41202.88 12:44:01 109.81 28.66 81.16 1620.53 13738.09 12:45:01 54.11 14.96 39.14 855.19 9492.68 Average: 104.74 40.67 64.06 2874.52 21477.46 12:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:43:01 1539804 3259552 2498852 61.87 48652 1826108 915036 17.99 689640 1628028 202784 12:44:01 1132364 3121624 2906292 71.96 64600 2066804 1028296 20.21 813456 1884656 67452 12:45:01 1024560 3307136 3014096 74.63 67756 2351092 842008 16.55 759916 2035732 61764 Average: 1232243 3229437 2806413 69.49 60336 2081335 928447 18.25 754337 1849472 110667 12:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:43:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 12:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 ens3 394.02 255.91 1386.99 61.37 0.00 0.00 0.00 0.00 12:44:01 lo 1.80 1.80 0.18 0.18 0.00 0.00 0.00 0.00 12:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 ens3 336.55 351.43 1958.95 57.09 0.00 0.00 0.00 0.00 12:45:01 lo 1.55 1.55 0.22 0.22 0.00 0.00 0.00 0.00 12:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 ens3 774.40 582.12 3275.68 126.53 0.00 0.00 0.00 0.00 Average: lo 1.56 1.56 0.18 0.18 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: ens3 501.65 396.48 2207.19 81.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1757) 12/23/23 _x86_64_ (4 CPU) 12:41:44 LINUX RESTART (4 CPU) 12:42:01 CPU %user %nice %system %iowait %steal %idle 12:43:01 all 18.65 0.00 2.47 4.79 0.06 74.03 12:43:01 0 19.01 0.00 1.87 1.44 0.03 77.65 12:43:01 1 30.41 0.00 4.31 10.93 0.07 54.28 12:43:01 2 13.11 0.00 2.23 5.01 0.05 79.60 12:43:01 3 12.02 0.00 1.46 1.78 0.07 84.67 12:44:01 all 27.53 0.00 1.71 1.88 0.07 68.81 12:44:01 0 44.05 0.00 2.33 1.06 0.08 52.48 12:44:01 1 16.86 0.00 1.12 4.15 0.05 77.82 12:44:01 2 32.59 0.00 1.74 0.92 0.08 64.67 12:44:01 3 16.61 0.00 1.65 1.36 0.07 80.31 12:45:01 all 38.55 0.00 1.93 0.80 0.08 58.65 12:45:01 0 35.89 0.00 1.44 0.83 0.08 61.76 12:45:01 1 39.24 0.00 1.59 0.72 0.08 58.37 12:45:01 2 40.27 0.00 1.84 0.82 0.07 57.00 12:45:01 3 38.82 0.00 2.86 0.82 0.10 57.39 Average: all 28.26 0.00 2.04 2.49 0.07 67.15 Average: 0 32.99 0.00 1.88 1.11 0.07 63.96 Average: 1 28.83 0.00 2.34 5.26 0.07 63.50 Average: 2 28.67 0.00 1.94 2.25 0.07 67.08 Average: 3 22.50 0.00 1.99 1.32 0.08 74.11