---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6645 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 1607 1828 0 4540 6069 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:45:28:ea brd ff:ff:ff:ff:ff:ff inet 10.32.6.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85986sec preferred_lft 85986sec inet6 fe80::f816:3eff:fe45:28ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e8:86:f1:6b 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-506dccbfab63: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:ed:45:7d:b6 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-506dccbfab63 valid_lft forever preferred_lft forever inet6 fe80::42:edff:fe45:7db6/64 scope link valid_lft forever preferred_lft forever 6: veth0409cab@if5: mtu 1500 qdisc noqueue master br-506dccbfab63 state UP group default link/ether 0a:70:70:0c:21:33 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::870:70ff:fe0c:2133/64 scope link valid_lft forever preferred_lft forever 8: vethfab47c8@if7: mtu 1500 qdisc noqueue master br-506dccbfab63 state UP group default link/ether d6:0b:56:db:85:92 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::d40b:56ff:fedb:8592/64 scope link valid_lft forever preferred_lft forever 10: veth2cba0da@if9: mtu 1500 qdisc noqueue master br-506dccbfab63 state UP group default link/ether 26:1c:4d:41:e8:4d brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::241c:4dff:fe41:e84d/64 scope link valid_lft forever preferred_lft forever 12: vethe5cb2f1@if11: mtu 1500 qdisc noqueue master br-506dccbfab63 state UP group default link/ether 4e:e3:f5:a3:d2:11 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::4ce3:f5ff:fea3:d211/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6645) 10/17/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:02 142.56 66.42 76.14 5615.73 38831.81 00:02:01 46.70 3.46 43.25 58.70 6056.06 00:03:01 109.18 12.25 96.93 2192.93 49396.53 00:04:01 64.13 0.60 63.53 15.86 26521.69 00:05:01 89.22 2.95 86.27 435.93 36115.18 00:06:01 20.03 0.52 19.52 33.07 1227.07 Average: 78.73 14.40 64.33 1395.73 26414.66 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:02 5990076 7463032 2177352 26.66 31620 1623772 943400 10.24 531524 1480276 32180 00:02:01 5756444 7445976 2410984 29.52 52912 1807376 945088 10.25 565300 1655544 132188 00:03:01 3861592 7398784 4305836 52.72 75672 3578168 1207732 13.10 652880 3371472 459404 00:04:01 3797508 7018436 4369920 53.50 81164 3256360 1613028 17.50 1094052 2992288 2748 00:05:01 1970400 6297188 6197028 75.87 99476 4287912 4059524 44.05 2053692 3784000 1136 00:06:01 1884328 6231420 6283100 76.93 101752 4303872 4117852 44.68 2128352 3792188 32876 Average: 3876725 6975806 4290703 52.53 73766 3142910 2147771 23.30 1170967 2845961 110089 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:02 ens3 190.28 134.79 943.07 57.28 0.00 0.00 0.00 0.00 00:01:02 lo 0.73 0.73 0.07 0.07 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 ens3 63.51 48.62 847.85 5.56 0.00 0.00 0.00 0.00 00:02:01 lo 0.81 0.81 0.07 0.07 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 ens3 1658.55 454.82 10979.48 35.89 0.00 0.00 0.00 0.00 00:03:01 lo 2.13 2.13 0.23 0.23 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 00:04:01 ens3 258.93 95.03 999.48 22.95 0.00 0.00 0.00 0.00 00:04:01 lo 0.23 0.23 0.01 0.01 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 00:05:01 vethe5cb2f1 0.93 0.95 0.08 0.10 0.00 0.00 0.00 0.00 00:05:01 ens3 825.81 393.18 8721.83 47.84 0.00 0.00 0.00 0.00 00:05:01 veth0409cab 0.77 1.35 0.09 0.12 0.00 0.00 0.00 0.00 00:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:01 vethe5cb2f1 8.33 8.63 1.03 0.85 0.00 0.00 0.00 0.00 00:06:01 ens3 13.88 11.68 10.81 6.56 0.00 0.00 0.00 0.00 00:06:01 veth0409cab 9.58 10.30 0.96 1.31 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: vethe5cb2f1 1.55 1.60 0.19 0.16 0.00 0.00 0.00 0.00 Average: ens3 503.02 190.08 3758.33 29.41 0.00 0.00 0.00 0.00 Average: veth0409cab 1.73 1.95 0.18 0.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6645) 10/17/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:02 all 13.41 0.00 2.95 6.60 4.90 72.14 00:01:02 0 20.00 0.00 2.59 10.70 4.64 62.06 00:01:02 1 12.90 0.00 2.23 6.96 4.31 73.60 00:01:02 2 11.10 0.00 2.25 4.70 6.16 75.79 00:01:02 3 9.65 0.00 4.75 4.04 4.50 77.05 00:02:01 all 19.10 0.00 1.25 2.41 1.80 75.44 00:02:01 0 18.60 0.00 1.50 6.35 2.30 71.25 00:02:01 1 8.17 0.00 0.54 0.42 0.75 90.12 00:02:01 2 22.30 0.00 1.20 2.36 2.33 71.80 00:02:01 3 27.26 0.00 1.77 0.51 1.82 68.64 00:03:01 all 18.87 0.00 4.58 3.04 6.49 67.02 00:03:01 0 10.46 0.00 4.31 4.55 5.80 74.88 00:03:01 1 17.35 0.00 3.94 1.23 5.85 71.63 00:03:01 2 21.17 0.00 5.09 2.38 7.04 64.31 00:03:01 3 26.43 0.00 4.95 3.99 7.27 57.36 00:04:01 all 19.60 0.00 3.07 1.00 6.81 69.52 00:04:01 0 18.56 0.00 2.79 1.05 5.79 71.80 00:04:01 1 18.90 0.00 2.90 0.28 6.73 71.19 00:04:01 2 19.31 0.00 3.19 0.20 7.68 69.63 00:04:01 3 21.63 0.00 3.41 2.50 7.03 65.42 00:05:01 all 38.61 0.00 6.58 2.50 12.81 39.50 00:05:01 0 40.44 0.00 7.75 5.07 12.97 33.76 00:05:01 1 36.47 0.00 5.72 2.71 12.10 43.01 00:05:01 2 38.87 0.00 6.76 1.10 13.17 40.11 00:05:01 3 38.67 0.00 6.11 1.15 13.02 41.06 00:06:01 all 19.34 0.00 1.36 0.79 3.40 75.10 00:06:01 0 23.77 0.00 1.42 1.31 3.79 69.72 00:06:01 1 13.39 0.00 1.14 0.36 3.02 82.09 00:06:01 2 15.35 0.00 1.42 0.63 3.34 79.27 00:06:01 3 24.90 0.00 1.45 0.88 3.47 69.30 Average: all 21.55 0.00 3.32 2.72 6.08 66.33 Average: 0 22.01 0.00 3.41 4.83 5.91 63.83 Average: 1 17.97 0.00 2.77 2.00 5.51 71.75 Average: 2 21.40 0.00 3.34 1.89 6.66 66.71 Average: 3 24.80 0.00 3.76 2.18 6.23 63.02