---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6411 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 1638 1795 0 4541 6038 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:76:21:77 brd ff:ff:ff:ff:ff:ff inet 10.32.6.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86020sec preferred_lft 86020sec inet6 fe80::f816:3eff:fe76:2177/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6d:91:38: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-243f1121cc08: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:34:11:14:2c brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-243f1121cc08 valid_lft forever preferred_lft forever inet6 fe80::42:34ff:fe11:142c/64 scope link valid_lft forever preferred_lft forever 6: vetha038160@if5: mtu 1500 qdisc noqueue master br-243f1121cc08 state UP group default link/ether 1e:dc:ab:43:fa:68 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::1cdc:abff:fe43:fa68/64 scope link valid_lft forever preferred_lft forever 8: veth113d97e@if7: mtu 1500 qdisc noqueue master br-243f1121cc08 state UP group default link/ether 42:99:e9:5a:88:70 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::4099:e9ff:fe5a:8870/64 scope link valid_lft forever preferred_lft forever 10: veth2bdf070@if9: mtu 1500 qdisc noqueue master br-243f1121cc08 state UP group default link/ether f6:d6:0f:4e:9f:9a brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::f4d6:fff:fe4e:9f9a/64 scope link valid_lft forever preferred_lft forever 12: veth04a7440@if11: mtu 1500 qdisc noqueue master br-243f1121cc08 state UP group default link/ether de:19:b9:fb:51:91 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::dc19:b9ff:fefb:5191/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6411) 10/14/25 _x86_64_ (4 CPU) 06:48:52 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:02 145.52 69.33 76.19 5623.46 39477.12 06:51:01 49.54 0.30 49.24 32.40 6215.79 06:52:01 143.24 13.16 130.07 2251.38 72424.39 06:53:01 70.00 2.77 67.24 423.26 27197.87 06:54:01 41.41 0.47 40.94 37.19 11522.61 06:55:01 26.09 0.32 25.77 22.66 1820.59 Average: 79.38 14.43 64.95 1402.26 26499.79 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:02 5962128 7455220 2205300 27.00 34008 1640836 937136 10.17 543100 1494836 38380 06:51:01 5691084 7432852 2476344 30.32 53992 1856108 954080 10.35 579048 1702556 156016 06:52:01 4149764 7300464 4017664 49.19 78752 3195020 1435524 15.58 768508 2975056 1780 06:53:01 3134280 7351352 5033148 61.62 94040 4196748 1589548 17.25 856992 3847132 220724 06:54:01 1797484 6134532 6369944 77.99 100588 4297104 4211408 45.70 2224880 3786448 8396 06:55:01 1789332 6131776 6378096 78.09 102688 4299376 4208864 45.67 2232688 3784452 12152 Average: 3754012 6967699 4413416 54.04 77345 3247532 2222760 24.12 1200869 2931747 72908 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 06:50:02 ens3 283.24 174.43 1116.79 62.21 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 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 06:51:01 ens3 62.88 46.27 865.36 5.84 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 lo 2.00 2.00 0.21 0.21 0.00 0.00 0.00 0.00 06:52:01 ens3 1518.63 377.49 10790.88 32.20 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 lo 4.67 4.67 0.56 0.56 0.00 0.00 0.00 0.00 06:53:01 br-243f1121cc08 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 06:53:01 ens3 1143.23 480.37 9104.58 51.79 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 06:54:01 lo 2.63 2.63 0.24 0.24 0.00 0.00 0.00 0.00 06:54:01 br-243f1121cc08 0.87 1.17 0.07 0.12 0.00 0.00 0.00 0.00 06:54:01 veth2bdf070 1.38 1.15 0.17 0.12 0.00 0.00 0.00 0.00 06:54:01 ens3 47.04 35.49 617.12 18.33 0.00 0.00 0.00 0.00 06:55:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 06:55:01 br-243f1121cc08 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 veth2bdf070 2.07 1.10 0.29 0.13 0.00 0.00 0.00 0.00 06:55:01 ens3 11.41 12.33 9.22 6.03 0.00 0.00 0.00 0.00 Average: lo 1.97 1.97 0.21 0.21 0.00 0.00 0.00 0.00 Average: br-243f1121cc08 0.14 0.21 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth2bdf070 0.58 0.38 0.08 0.04 0.00 0.00 0.00 0.00 Average: ens3 512.31 188.12 3758.63 29.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6411) 10/14/25 _x86_64_ (4 CPU) 06:48:52 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:02 all 15.78 0.00 2.76 5.66 2.16 73.64 06:50:02 0 9.80 0.00 1.86 8.64 1.86 77.84 06:50:02 1 15.85 0.00 4.46 2.12 1.93 75.63 06:50:02 2 21.14 0.00 2.33 6.22 2.68 67.64 06:50:02 3 16.31 0.00 2.40 5.65 2.19 73.46 06:51:01 all 18.86 0.00 1.30 2.51 1.20 76.13 06:51:01 0 11.93 0.00 1.01 1.44 1.03 84.59 06:51:01 1 33.68 0.00 1.97 1.15 1.55 61.66 06:51:01 2 15.44 0.00 1.35 7.26 1.38 74.57 06:51:01 3 14.35 0.00 0.88 0.17 0.85 83.76 06:52:01 all 20.85 0.00 6.04 3.52 3.93 65.66 06:52:01 0 16.80 0.00 5.02 0.93 3.31 73.94 06:52:01 1 16.82 0.00 6.14 5.49 3.68 67.86 06:52:01 2 19.03 0.00 6.96 6.58 4.48 62.95 06:52:01 3 30.79 0.00 6.02 1.08 4.23 57.87 06:53:01 all 23.44 0.00 5.47 1.44 5.46 64.19 06:53:01 0 23.51 0.00 5.01 0.63 4.77 66.08 06:53:01 1 23.02 0.00 6.14 4.16 5.22 61.46 06:53:01 2 19.28 0.00 5.59 0.40 6.46 68.27 06:53:01 3 27.97 0.00 5.16 0.58 5.37 60.92 06:54:01 all 41.92 0.00 3.45 0.85 5.37 48.41 06:54:01 0 39.92 0.00 3.44 0.96 5.26 50.42 06:54:01 1 37.04 0.00 3.70 0.91 5.07 53.28 06:54:01 2 45.72 0.00 3.28 0.80 5.72 44.49 06:54:01 3 45.01 0.00 3.37 0.71 5.43 45.48 06:55:01 all 22.07 0.00 1.30 1.16 1.99 73.48 06:55:01 0 17.45 0.00 1.21 1.28 1.58 78.48 06:55:01 1 29.82 0.00 1.51 1.03 2.03 65.60 06:55:01 2 14.00 0.00 1.22 1.63 2.51 80.64 06:55:01 3 27.11 0.00 1.25 0.71 1.84 69.09 Average: all 23.84 0.00 3.39 2.52 3.36 66.89 Average: 0 19.93 0.00 2.93 2.32 2.97 71.85 Average: 1 26.03 0.00 4.00 2.48 3.25 64.24 Average: 2 22.45 0.00 3.46 3.80 3.88 66.41 Average: 3 26.96 0.00 3.18 1.49 3.32 65.04