---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3813 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 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 1619 1819 0 4536 6057 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:04:40:4d brd ff:ff:ff:ff:ff:ff inet 10.32.6.54/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe04:404d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:dc:2e:bc:31 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-99f4268af228: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:76:5a:f6:79 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-99f4268af228 valid_lft forever preferred_lft forever inet6 fe80::42:76ff:fe5a:f679/64 scope link valid_lft forever preferred_lft forever 6: veth14b9ee2@if5: mtu 1500 qdisc noqueue master br-99f4268af228 state UP group default link/ether 66:47:eb:f8:61:c4 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::6447:ebff:fef8:61c4/64 scope link valid_lft forever preferred_lft forever 8: vetha199d0d@if7: mtu 1500 qdisc noqueue master br-99f4268af228 state UP group default link/ether 22:77:0c:26:cb:e6 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::2077:cff:fe26:cbe6/64 scope link valid_lft forever preferred_lft forever 10: veth89f18fd@if9: mtu 1500 qdisc noqueue master br-99f4268af228 state UP group default link/ether 12:92:76:e2:ea:23 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::1092:76ff:fee2:ea23/64 scope link valid_lft forever preferred_lft forever 12: veth692e536@if11: mtu 1500 qdisc noqueue master br-99f4268af228 state UP group default link/ether ba:8c:1f:59:38:cc brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::b88c:1fff:fe59:38cc/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-3813) 09/16/25 _x86_64_ (4 CPU) 06:48:53 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:01 152.81 70.79 82.02 5744.09 40209.17 06:51:01 54.24 0.30 53.94 31.86 7286.39 06:52:01 152.74 13.16 139.58 2255.49 73064.89 06:53:01 89.49 2.98 86.51 434.72 36277.06 06:54:01 21.13 0.50 20.63 32.26 1417.50 Average: 93.89 17.37 76.52 1686.21 31622.98 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 5940308 7433384 2227120 27.27 34244 1640708 976708 10.60 565920 1495108 37396 06:51:01 5659236 7401572 2508192 30.71 54948 1855932 991572 10.76 614184 1702628 126320 06:52:01 3861124 7073456 4306304 52.73 80732 3250864 1638004 17.77 1008152 3020636 4072 06:53:01 2007584 6330908 6159844 75.42 99256 4286196 4062872 44.08 2018264 3787164 832 06:54:01 1908672 6243556 6258756 76.63 101840 4293896 4069068 44.15 2119804 3781140 10212 Average: 3875385 6896575 4292043 52.55 74204 3065519 2347645 25.47 1265265 2757335 35766 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 ens3 360.37 183.34 1153.36 63.36 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 06:51:01 ens3 66.34 51.86 858.89 6.52 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 06:51:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 06:52:01 ens3 1711.08 524.58 11746.68 53.02 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 06:52:01 lo 2.40 2.40 0.25 0.25 0.00 0.00 0.00 0.00 06:53:01 ens3 1044.29 647.79 8782.51 59.81 0.00 0.00 0.00 0.00 06:53:01 vetha199d0d 0.78 1.22 0.09 0.12 0.00 0.00 0.00 0.00 06:53:01 veth89f18fd 0.15 0.38 0.01 0.03 0.00 0.00 0.00 0.00 06:53:01 br-99f4268af228 0.82 1.23 0.07 0.13 0.00 0.00 0.00 0.00 06:54:01 ens3 14.35 13.20 10.88 10.91 0.00 0.00 0.00 0.00 06:54:01 vetha199d0d 0.05 0.15 0.00 0.01 0.00 0.00 0.00 0.00 06:54:01 veth89f18fd 2.23 1.27 0.31 0.15 0.00 0.00 0.00 0.00 06:54:01 br-99f4268af228 0.03 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 640.24 284.51 4521.86 38.64 0.00 0.00 0.00 0.00 Average: vetha199d0d 0.17 0.27 0.02 0.03 0.00 0.00 0.00 0.00 Average: veth89f18fd 0.48 0.33 0.06 0.04 0.00 0.00 0.00 0.00 Average: br-99f4268af228 0.17 0.25 0.01 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3813) 09/16/25 _x86_64_ (4 CPU) 06:48:53 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 15.95 0.00 2.71 5.13 1.87 74.34 06:50:01 0 23.67 0.00 2.09 4.75 1.97 67.53 06:50:01 1 12.10 0.00 1.68 2.49 1.49 82.24 06:50:01 2 9.76 0.00 1.94 6.62 2.03 79.66 06:50:01 3 18.27 0.00 5.15 6.67 2.03 67.88 06:51:01 all 19.46 0.00 1.22 2.41 1.14 75.78 06:51:01 0 52.50 0.00 2.78 0.97 2.15 41.60 06:51:01 1 8.08 0.00 0.56 0.07 0.80 90.50 06:51:01 2 5.49 0.00 0.82 7.77 0.70 85.22 06:51:01 3 11.81 0.00 0.68 0.83 0.92 85.75 06:52:01 all 28.49 0.00 6.88 3.15 5.00 56.47 06:52:01 0 22.93 0.00 4.87 1.66 4.11 66.44 06:52:01 1 47.73 0.00 8.38 5.03 5.88 32.98 06:52:01 2 23.69 0.00 7.21 4.41 4.97 59.72 06:52:01 3 19.67 0.00 7.04 1.50 5.05 66.74 06:53:01 all 46.33 0.00 6.71 2.06 6.24 38.67 06:53:01 0 44.23 0.00 6.50 1.14 6.20 41.93 06:53:01 1 50.14 0.00 5.86 0.78 6.11 37.10 06:53:01 2 44.05 0.00 6.99 5.45 6.47 37.04 06:53:01 3 46.89 0.00 7.47 0.82 6.20 38.62 06:54:01 all 20.77 0.00 1.33 0.71 1.82 75.38 06:54:01 0 37.40 0.00 1.57 1.22 1.97 57.85 06:54:01 1 19.45 0.00 1.05 0.50 1.80 77.20 06:54:01 2 11.75 0.00 1.56 0.07 1.71 84.91 06:54:01 3 14.49 0.00 1.15 1.06 1.78 81.52 Average: all 26.21 0.00 3.77 2.68 3.22 64.11 Average: 0 36.16 0.00 3.56 1.94 3.28 55.05 Average: 1 27.55 0.00 3.51 1.77 3.22 63.95 Average: 2 18.98 0.00 3.72 4.86 3.18 69.27 Average: 3 22.18 0.00 4.29 2.16 3.19 68.17