---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1575 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: 2799.998 BogoMIPS: 5599.99 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 1516 177 0 2250 2167 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:a8:12:d4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fea8:12d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c0:0a:61:e8 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-3f7886c04e36: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:9e:79:bb:f8 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-3f7886c04e36 valid_lft forever preferred_lft forever inet6 fe80::42:9eff:fe79:bbf8/64 scope link valid_lft forever preferred_lft forever 6: veth3a2f107@if5: mtu 1500 qdisc noqueue master br-3f7886c04e36 state UP group default link/ether ce:ee:e5:ca:b8:25 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::ccee:e5ff:feca:b825/64 scope link valid_lft forever preferred_lft forever 8: veth16f4831@if7: mtu 1500 qdisc noqueue master br-3f7886c04e36 state UP group default link/ether a2:86:ac:8d:42:b1 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::a086:acff:fe8d:42b1/64 scope link valid_lft forever preferred_lft forever 10: veth43e4545@if9: mtu 1500 qdisc noqueue master br-3f7886c04e36 state UP group default link/ether 4e:40:02:e9:d6:6f brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::4c40:2ff:fee9:d66f/64 scope link valid_lft forever preferred_lft forever 12: veth9ff732a@if11: mtu 1500 qdisc noqueue master br-3f7886c04e36 state UP group default link/ether 1e:bb:a0:46:cf:59 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::1cbb:a0ff:fe46:cf59/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1575) 07/29/25 _x86_64_ (4 CPU) 06:48:49 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:02 154.38 69.24 85.14 5603.47 40067.73 06:51:01 57.43 0.25 57.18 28.33 8178.00 06:52:01 158.35 17.55 140.80 2565.06 72490.78 06:53:01 120.63 26.78 93.85 2293.88 44271.29 06:54:01 47.08 26.85 20.23 1231.66 1403.23 Average: 107.76 28.23 79.53 2352.40 33378.15 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:02 1793268 3332288 2245384 55.60 36160 1667508 934092 18.36 568220 1516640 56176 06:51:01 1555284 3321148 2483368 61.49 55676 1862356 929904 18.28 590308 1707444 109280 06:52:01 196792 2978744 3841860 95.13 79744 2827076 1619660 31.84 988080 2607280 5116 06:53:01 227548 2294268 3811104 94.37 96196 2112076 4054604 79.70 1759000 1823432 1568 06:54:01 180404 2219920 3858248 95.53 99680 2086672 4142436 81.43 1807900 1831424 11096 Average: 790659 2829274 3247993 80.42 73491 2111138 2336139 45.92 1142702 1897244 36647 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:02 ens3 429.17 238.57 1306.85 66.18 0.00 0.00 0.00 0.00 06:50:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 06:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 ens3 56.79 47.11 699.43 6.08 0.00 0.00 0.00 0.00 06:51:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 ens3 1418.12 352.63 11963.86 47.28 0.00 0.00 0.00 0.00 06:52:01 lo 2.20 2.20 0.22 0.22 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 06:53:01 ens3 860.44 573.54 8508.51 51.66 0.00 0.00 0.00 0.00 06:53:01 veth3a2f107 1.87 2.60 0.21 0.27 0.00 0.00 0.00 0.00 06:53:01 br-3f7886c04e36 0.87 1.25 0.07 0.13 0.00 0.00 0.00 0.00 06:53:01 veth16f4831 0.82 1.28 0.09 0.13 0.00 0.00 0.00 0.00 06:54:01 ens3 14.91 14.80 11.67 7.31 0.00 0.00 0.00 0.00 06:54:01 veth3a2f107 9.37 9.70 0.93 1.27 0.00 0.00 0.00 0.00 06:54:01 br-3f7886c04e36 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 veth16f4831 0.10 0.17 0.00 0.01 0.00 0.00 0.00 0.00 Average: ens3 557.81 246.02 4512.90 35.80 0.00 0.00 0.00 0.00 Average: veth3a2f107 2.25 2.47 0.23 0.31 0.00 0.00 0.00 0.00 Average: br-3f7886c04e36 0.17 0.25 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth16f4831 0.18 0.29 0.02 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1575) 07/29/25 _x86_64_ (4 CPU) 06:48:49 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:02 all 17.76 0.00 2.73 4.58 1.60 73.32 06:50:02 0 12.26 0.00 1.94 4.25 1.38 80.17 06:50:02 1 30.60 0.00 2.57 4.41 1.72 60.69 06:50:02 2 17.92 0.00 3.70 3.38 1.40 73.61 06:50:02 3 10.39 0.00 2.75 6.25 1.94 78.68 06:51:01 all 20.26 0.00 1.17 1.97 1.25 75.34 06:51:01 0 5.03 0.00 0.42 0.65 1.48 92.41 06:51:01 1 1.51 0.00 0.41 5.60 0.47 92.01 06:51:01 2 63.95 0.00 3.02 0.85 2.34 29.84 06:51:01 3 10.80 0.00 0.83 0.79 0.68 86.90 06:52:01 all 31.95 0.00 7.42 2.65 3.12 54.86 06:52:01 0 29.14 0.00 5.70 0.62 2.84 61.70 06:52:01 1 27.25 0.00 8.15 5.30 3.14 56.16 06:52:01 2 47.33 0.00 8.34 2.62 3.74 37.97 06:52:01 3 24.10 0.00 7.49 2.06 2.78 63.57 06:53:01 all 35.97 0.00 7.38 2.37 2.95 51.33 06:53:01 0 36.13 0.00 8.30 3.81 3.07 48.70 06:53:01 1 35.23 0.00 6.45 1.39 2.77 54.16 06:53:01 2 38.28 0.00 7.72 1.95 2.98 49.07 06:53:01 3 34.24 0.00 7.08 2.31 3.00 53.37 06:54:01 all 21.95 0.00 1.31 1.09 1.63 74.02 06:54:01 0 18.46 0.00 1.13 0.68 1.51 78.22 06:54:01 1 23.78 0.00 1.19 1.29 1.54 72.19 06:54:01 2 36.78 0.00 1.83 0.42 1.93 59.05 06:54:01 3 8.83 0.00 1.13 1.94 1.56 86.55 Average: all 25.57 0.00 4.00 2.53 2.11 65.78 Average: 0 20.20 0.00 3.49 2.00 2.05 72.25 Average: 1 23.73 0.00 3.76 3.59 1.93 66.98 Average: 2 40.77 0.00 4.92 1.85 2.48 49.99 Average: 3 17.65 0.00 3.85 2.68 1.99 73.82