---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2754 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 9.7G 9.6G 51% / 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 459 756 0 2727 3201 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:c1:dc brd ff:ff:ff:ff:ff:ff inet 10.32.7.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fef4:c1dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8d:85:43:8d 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::42:8dff:fe85:438d/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-2754) 01/04/24 _x86_64_ (4 CPU) 05:10:46 LINUX RESTART (4 CPU) 05:11:01 tps rtps wtps bread/s bwrtn/s 05:12:02 134.83 74.22 60.61 6050.19 40594.58 05:13:01 94.07 11.52 82.55 1448.57 17185.83 05:14:01 244.42 1.95 242.47 326.00 22872.40 05:15:01 101.58 0.27 101.32 18.53 18041.93 Average: 143.93 22.03 121.89 1963.03 24705.09 05:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:12:02 1705432 3297776 2333224 57.77 38860 1716180 928520 18.25 615536 1550860 84328 05:13:01 1410964 3371060 2627692 65.06 60108 2042972 952584 18.73 609108 1810668 9416 05:14:01 753516 3270008 3285140 81.34 84152 2552388 1086496 21.36 798172 2229388 8084 05:15:01 774144 3269400 3264512 80.83 96068 2520120 920820 18.10 831552 2177404 8136 Average: 1161014 3302061 2877642 71.25 69797 2207915 972105 19.11 713592 1942080 27491 05:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:12:02 ens3 393.27 241.68 1359.80 63.95 0.00 0.00 0.00 0.00 05:12:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 ens3 110.59 87.12 995.72 10.76 0.00 0.00 0.00 0.00 05:13:01 lo 2.78 2.78 0.26 0.26 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 ens3 497.60 325.10 1890.08 26.58 0.00 0.00 0.00 0.00 05:14:01 veth198bc6e 240.78 377.98 16.13 1396.15 0.00 0.00 0.00 0.11 05:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 docker0 300.10 465.97 16.28 1884.02 0.00 0.00 0.00 0.00 05:15:01 ens3 347.11 442.73 152.46 3337.44 0.00 0.00 0.00 0.00 05:15:01 lo 2.93 2.93 0.25 0.25 0.00 0.00 0.00 0.00 05:15:01 docker0 10.63 12.03 1.02 120.34 0.00 0.00 0.00 0.00 Average: ens3 338.08 274.94 1099.92 863.27 0.00 0.00 0.00 0.00 Average: lo 1.69 1.69 0.15 0.15 0.00 0.00 0.00 0.00 Average: docker0 78.00 119.98 4.34 503.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2754) 01/04/24 _x86_64_ (4 CPU) 05:10:46 LINUX RESTART (4 CPU) 05:11:01 CPU %user %nice %system %iowait %steal %idle 05:12:02 all 17.81 0.00 2.12 3.72 0.06 76.29 05:12:02 0 20.73 0.00 3.34 1.95 0.05 73.93 05:12:02 1 24.16 0.00 1.47 3.28 0.07 71.02 05:12:02 2 17.21 0.00 1.82 5.95 0.07 74.95 05:12:02 3 9.16 0.00 1.86 3.66 0.05 85.27 05:13:01 all 19.47 0.00 1.87 2.18 0.06 76.42 05:13:01 0 10.41 0.00 1.50 2.41 0.07 85.61 05:13:01 1 15.49 0.00 1.50 0.60 0.03 82.38 05:13:01 2 32.95 0.00 2.96 5.48 0.09 58.53 05:13:01 3 19.02 0.00 1.56 0.27 0.03 79.12 05:14:01 all 7.79 0.00 2.72 7.11 0.08 82.31 05:14:01 0 7.49 0.00 1.93 1.90 0.07 88.61 05:14:01 1 8.32 0.00 3.27 12.41 0.07 75.93 05:14:01 2 8.17 0.00 3.57 12.27 0.12 75.87 05:14:01 3 7.20 0.00 2.09 1.89 0.07 88.75 05:15:01 all 23.22 0.00 3.09 2.84 0.09 70.77 05:15:01 0 25.21 0.00 2.99 4.19 0.10 67.50 05:15:01 1 25.21 0.00 3.10 1.32 0.08 70.28 05:15:01 2 22.82 0.00 2.98 4.81 0.10 69.29 05:15:01 3 19.63 0.00 3.29 1.01 0.07 76.01 Average: all 17.07 0.00 2.45 3.96 0.07 76.44 Average: 0 15.98 0.00 2.44 2.61 0.07 78.89 Average: 1 18.31 0.00 2.34 4.41 0.06 74.87 Average: 2 20.27 0.00 2.83 7.12 0.09 69.69 Average: 3 13.73 0.00 2.20 1.71 0.05 82.30