---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4556 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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 992K 394M 1% /run /dev/vda1 20G 12G 8.1G 58% / 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 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 1492 133 0 2318 2186 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:6f:bb:5d brd ff:ff:ff:ff:ff:ff inet 10.32.7.181/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fe6f:bb5d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ce:55:f4:20 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 4: br-14e4c0a21f3d: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:cb:b0:ab:45 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-14e4c0a21f3d valid_lft forever preferred_lft forever inet6 fe80::42:cbff:feb0:ab45/64 scope link valid_lft forever preferred_lft forever 6: vethf6a27c8@if5: mtu 1500 qdisc noqueue master br-14e4c0a21f3d state UP group default link/ether 3e:ff:c9:00:96:30 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::3cff:c9ff:fe00:9630/64 scope link valid_lft forever preferred_lft forever 8: veth54b9e7a@if7: mtu 1500 qdisc noqueue master br-14e4c0a21f3d state UP group default link/ether 26:18:07:19:fe:e1 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::2418:7ff:fe19:fee1/64 scope link valid_lft forever preferred_lft forever 10: veth55792c0@if9: mtu 1500 qdisc noqueue master br-14e4c0a21f3d state UP group default link/ether 36:1b:ab:72:08:7f brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::341b:abff:fe72:87f/64 scope link valid_lft forever preferred_lft forever 12: veth7e0ae00@if11: mtu 1500 qdisc noqueue master br-14e4c0a21f3d state UP group default link/ether 62:36:2d:49:eb:b1 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::6036:2dff:fe49:ebb1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4556) 04/08/25 _x86_64_ (4 CPU) 06:49:43 LINUX RESTART (4 CPU) 06:50:01 tps rtps wtps bread/s bwrtn/s 06:51:02 173.72 69.31 104.42 5631.99 42482.40 06:52:01 205.05 20.89 184.16 2912.55 80505.64 06:53:01 134.69 45.73 88.95 3175.07 39747.28 Average: 170.97 45.44 125.52 3911.94 54100.58 06:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:51:02 1648696 3355948 2389956 59.18 52824 1808472 902672 17.74 551500 1654748 169044 06:52:01 616536 3339100 3422116 84.73 79556 2769844 1050684 20.65 700592 2481408 88864 06:53:01 169796 2243636 3868856 95.80 98224 2118668 4038392 79.38 1810360 1830140 17956 Average: 811676 2979561 3226976 79.90 76868 2232328 1997249 39.26 1020817 1988765 91955 06:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:51:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:02 ens3 457.42 301.12 1696.39 71.51 0.00 0.00 0.00 0.00 06:51:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 br-14e4c0a21f3d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 ens3 1724.06 874.88 13912.01 95.41 0.00 0.00 0.00 0.00 06:52:01 lo 3.79 3.79 0.40 0.40 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 veth7e0ae00 4.43 4.72 0.53 0.47 0.00 0.00 0.00 0.00 06:53:01 br-14e4c0a21f3d 0.87 1.25 0.07 0.13 0.00 0.00 0.00 0.00 06:53:01 veth55792c0 1.38 1.10 0.17 0.12 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: veth7e0ae00 1.49 1.58 0.18 0.16 0.00 0.00 0.00 0.00 Average: br-14e4c0a21f3d 0.29 0.42 0.02 0.04 0.00 0.00 0.00 0.00 Average: veth55792c0 0.46 0.37 0.06 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4556) 04/08/25 _x86_64_ (4 CPU) 06:49:43 LINUX RESTART (4 CPU) 06:50:01 CPU %user %nice %system %iowait %steal %idle 06:51:02 all 18.73 0.00 2.26 5.39 0.07 73.55 06:51:02 0 27.60 0.00 2.49 6.87 0.05 63.00 06:51:02 1 20.12 0.00 3.06 9.34 0.07 67.41 06:51:02 2 9.84 0.00 1.52 1.10 0.07 87.47 06:51:02 3 17.37 0.00 1.97 4.28 0.05 76.32 06:52:01 all 27.23 0.00 5.52 4.03 0.08 63.14 06:52:01 0 22.00 0.00 4.95 6.18 0.09 66.77 06:52:01 1 32.83 0.00 5.39 3.52 0.09 58.18 06:52:01 2 33.28 0.00 6.42 1.57 0.09 58.64 06:52:01 3 20.77 0.00 5.32 4.87 0.09 68.96 06:53:01 all 31.44 0.00 4.42 2.70 0.09 61.35 06:53:01 0 33.52 0.00 4.29 2.59 0.08 59.51 06:53:01 1 33.60 0.00 4.31 1.72 0.10 60.28 06:53:01 2 29.58 0.00 4.64 3.16 0.08 62.53 06:53:01 3 29.01 0.00 4.45 3.33 0.08 63.13 Average: all 25.78 0.00 4.06 4.04 0.08 66.05 Average: 0 27.73 0.00 3.90 5.21 0.07 63.08 Average: 1 28.82 0.00 4.24 4.87 0.08 61.98 Average: 2 24.15 0.00 4.18 1.95 0.08 69.64 Average: 3 22.37 0.00 3.90 4.16 0.07 69.50