---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1006 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 3.9G 0 3.9G 0% /dev tmpfs 798M 992K 797M 1% /run /dev/vda1 20G 12G 8.1G 58% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 1581 1853 0 4541 6095 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:9a:3c:3f brd ff:ff:ff:ff:ff:ff inet 10.32.7.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe9a:3c3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:d1:bc:61 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-0dfd3c261a93: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:e5:d7:16:c6 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-0dfd3c261a93 valid_lft forever preferred_lft forever inet6 fe80::42:e5ff:fed7:16c6/64 scope link valid_lft forever preferred_lft forever 6: veth7781244@if5: mtu 1500 qdisc noqueue master br-0dfd3c261a93 state UP group default link/ether 92:b4:e2:ec:19:a7 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::90b4:e2ff:feec:19a7/64 scope link valid_lft forever preferred_lft forever 8: vethec273d7@if7: mtu 1500 qdisc noqueue master br-0dfd3c261a93 state UP group default link/ether ca:18:eb:0d:5d:ea brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::c818:ebff:fe0d:5dea/64 scope link valid_lft forever preferred_lft forever 10: veth6f5b950@if9: mtu 1500 qdisc noqueue master br-0dfd3c261a93 state UP group default link/ether 62:b7:da:86:19:57 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::60b7:daff:fe86:1957/64 scope link valid_lft forever preferred_lft forever 12: vethc7b9582@if11: mtu 1500 qdisc noqueue master br-0dfd3c261a93 state UP group default link/ether 76:28:0c:f2:09:bc brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::7428:cff:fef2:9bc/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-1006) 08/15/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:03 154.24 68.89 85.35 5589.47 40156.52 00:02:01 55.86 0.26 55.60 28.82 7464.32 00:03:01 153.71 13.28 140.43 2278.95 72900.65 00:04:01 91.08 3.00 88.09 437.79 36223.03 00:05:01 24.26 0.52 23.75 32.66 1452.82 Average: 96.10 17.30 78.80 1684.52 31800.88 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:03 5918456 7445964 2248972 27.54 36424 1671612 953340 10.34 557936 1521720 52796 00:02:01 5665472 7414004 2501956 30.63 55560 1861128 982880 10.66 597932 1708176 123200 00:03:01 3872320 7097864 4295108 52.59 81452 3261260 1587668 17.23 1009812 2996656 7484 00:04:01 1989804 6319584 6177624 75.64 100052 4290312 4058548 44.04 2034580 3783832 1544 00:05:01 1914748 6255156 6252680 76.56 102152 4297692 4144176 44.97 2106952 3784516 9032 Average: 3872160 6906514 4295268 52.59 75128 3076401 2345322 25.45 1261442 2758980 38811 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:03 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 00:01:03 ens3 427.18 249.94 1313.42 67.29 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 00:02:01 lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 00:02:01 ens3 55.89 46.42 713.16 6.07 0.00 0.00 0.00 0.00 00:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 lo 2.10 2.10 0.22 0.22 0.00 0.00 0.00 0.00 00:03:01 ens3 1938.93 752.91 11895.27 72.15 0.00 0.00 0.00 0.00 00:04:01 vethec273d7 0.82 1.28 0.09 0.13 0.00 0.00 0.00 0.00 00:04:01 vethc7b9582 1.63 1.47 0.16 0.16 0.00 0.00 0.00 0.00 00:04:01 veth6f5b950 0.57 0.70 0.06 0.07 0.00 0.00 0.00 0.00 00:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 vethec273d7 0.10 0.17 0.00 0.01 0.00 0.00 0.00 0.00 00:05:01 vethc7b9582 7.73 8.42 0.98 0.81 0.00 0.00 0.00 0.00 00:05:01 veth6f5b950 2.07 1.08 0.29 0.13 0.00 0.00 0.00 0.00 00:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethec273d7 0.18 0.29 0.02 0.03 0.00 0.00 0.00 0.00 Average: vethc7b9582 1.89 1.99 0.23 0.19 0.00 0.00 0.00 0.00 Average: veth6f5b950 0.53 0.36 0.07 0.04 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1006) 08/15/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:03 all 18.32 0.00 2.72 5.07 1.16 72.74 00:01:03 0 9.99 0.00 1.25 2.91 1.10 84.75 00:01:03 1 13.06 0.00 4.51 1.90 0.87 79.67 00:01:03 2 27.87 0.00 2.17 8.99 1.37 59.60 00:01:03 3 22.41 0.00 2.91 6.48 1.27 66.93 00:02:01 all 20.72 0.00 1.14 1.53 0.96 75.66 00:02:01 0 4.17 0.00 0.27 0.02 0.27 95.27 00:02:01 1 16.41 0.00 0.76 0.29 0.76 81.78 00:02:01 2 55.56 0.00 2.64 0.66 1.81 39.33 00:02:01 3 6.94 0.00 0.88 5.17 1.00 86.02 00:03:01 all 34.44 0.00 7.64 3.29 3.15 51.48 00:03:01 0 29.83 0.00 6.38 4.27 2.85 56.67 00:03:01 1 39.04 0.00 8.50 3.61 3.22 45.63 00:03:01 2 39.12 0.00 7.32 2.41 3.10 48.05 00:03:01 3 29.76 0.00 8.39 2.85 3.40 55.60 00:04:01 all 42.86 0.00 6.64 2.02 2.92 45.56 00:04:01 0 42.65 0.00 7.04 3.61 2.88 43.82 00:04:01 1 43.07 0.00 6.28 2.65 2.90 45.11 00:04:01 2 41.02 0.00 6.12 1.33 3.04 48.49 00:04:01 3 44.70 0.00 7.15 0.51 2.85 44.79 00:05:01 all 20.50 0.00 1.22 0.95 1.73 75.60 00:05:01 0 18.73 0.00 1.13 0.63 1.49 78.02 00:05:01 1 20.84 0.00 1.28 1.64 1.66 74.58 00:05:01 2 9.37 0.00 0.78 0.31 1.75 87.79 00:05:01 3 33.10 0.00 1.71 1.21 2.02 61.96 Average: all 27.36 0.00 3.88 2.58 1.98 64.20 Average: 0 21.12 0.00 3.22 2.29 1.72 71.63 Average: 1 26.51 0.00 4.28 2.03 1.89 65.30 Average: 2 34.38 0.00 3.80 2.75 2.21 56.85 Average: 3 27.45 0.00 4.21 3.24 2.11 63.00