---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1853 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 1456 153 0 2334 2222 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:fa:e1:20 brd ff:ff:ff:ff:ff:ff inet 10.32.7.201/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fefa:e120/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ac:b5:5c: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 4: br-ef9d4e7f2f65: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:0e:08:1c:89 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-ef9d4e7f2f65 valid_lft forever preferred_lft forever inet6 fe80::42:eff:fe08:1c89/64 scope link valid_lft forever preferred_lft forever 6: veth07ffbdb@if5: mtu 1500 qdisc noqueue master br-ef9d4e7f2f65 state UP group default link/ether 82:6c:be:e7:0f:36 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::806c:beff:fee7:f36/64 scope link valid_lft forever preferred_lft forever 8: veth71389ca@if7: mtu 1500 qdisc noqueue master br-ef9d4e7f2f65 state UP group default link/ether 8e:e1:69:ec:bc:57 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::8ce1:69ff:feec:bc57/64 scope link valid_lft forever preferred_lft forever 10: veth05381ed@if9: mtu 1500 qdisc noqueue master br-ef9d4e7f2f65 state UP group default link/ether b6:88:e6:6d:dd:fe brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::b488:e6ff:fe6d:ddfe/64 scope link valid_lft forever preferred_lft forever 12: vetha5dd83b@if11: mtu 1500 qdisc noqueue master br-ef9d4e7f2f65 state UP group default link/ether f2:a3:bc:a4:c2:8b brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::f0a3:bcff:fea4:c28b/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-1853) 05/30/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:02 171.04 69.24 101.80 5628.66 42022.21 00:02:01 203.54 18.69 184.86 2623.75 80991.63 00:03:01 134.88 45.96 88.92 3260.24 42646.94 Average: 169.63 44.77 124.86 3844.13 55077.82 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:02 1608784 3279124 2429868 60.17 44000 1784988 964124 18.95 636676 1618948 136400 00:02:01 448292 3328732 3590360 88.90 79204 2925820 1008300 19.82 730784 2615748 544 00:03:01 224128 2315244 3814524 94.45 98028 2135556 4037896 79.37 1738160 1847500 29256 Average: 760401 2974367 3278251 81.17 73744 2282121 2003440 39.38 1035207 2027399 55400 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:02 ens3 415.78 267.51 1725.73 69.31 0.00 0.00 0.00 0.00 00:01:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 00:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 ens3 1622.60 706.25 12430.51 78.73 0.00 0.00 0.00 0.00 00:02:01 br-ef9d4e7f2f65 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 lo 3.22 3.22 0.33 0.33 0.00 0.00 0.00 0.00 00:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 ens3 976.26 737.53 8522.42 69.06 0.00 0.00 0.00 0.00 00:03:01 br-ef9d4e7f2f65 0.88 1.27 0.07 0.13 0.00 0.00 0.00 0.00 00:03:01 veth07ffbdb 4.50 5.30 0.47 0.64 0.00 0.00 0.00 0.00 00:03:01 veth05381ed 1.27 1.07 0.16 0.11 0.00 0.00 0.00 0.00 Average: ens3 1001.50 569.70 7533.00 72.33 0.00 0.00 0.00 0.00 Average: br-ef9d4e7f2f65 0.30 0.42 0.02 0.04 0.00 0.00 0.00 0.00 Average: veth07ffbdb 1.51 1.78 0.16 0.21 0.00 0.00 0.00 0.00 Average: veth05381ed 0.42 0.36 0.05 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1853) 05/30/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:02 all 16.56 0.00 2.22 5.25 0.05 75.92 00:01:02 0 7.40 0.00 1.76 11.70 0.07 79.08 00:01:02 1 7.33 0.00 1.41 4.38 0.03 86.85 00:01:02 2 39.75 0.00 4.39 4.21 0.10 51.55 00:01:02 3 11.92 0.00 1.32 0.68 0.03 86.04 00:02:01 all 27.99 0.00 5.23 4.27 0.09 62.42 00:02:01 0 20.52 0.00 5.95 5.65 0.07 67.81 00:02:01 1 26.23 0.00 3.61 3.71 0.05 66.40 00:02:01 2 19.44 0.00 5.44 5.74 0.10 69.27 00:02:01 3 45.72 0.00 5.94 2.01 0.09 46.25 00:03:01 all 29.70 0.00 4.71 2.32 0.08 63.18 00:03:01 0 28.17 0.00 4.08 0.98 0.08 66.69 00:03:01 1 32.54 0.00 4.95 1.52 0.08 60.91 00:03:01 2 26.82 0.00 5.10 3.51 0.10 64.47 00:03:01 3 31.27 0.00 4.70 3.27 0.08 60.67 Average: all 24.72 0.00 4.04 3.95 0.07 67.22 Average: 0 18.66 0.00 3.91 6.12 0.07 71.23 Average: 1 21.98 0.00 3.32 3.20 0.06 71.45 Average: 2 28.73 0.00 4.97 4.48 0.10 61.71 Average: 3 29.52 0.00 3.97 1.98 0.07 64.46