---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2528 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 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 1436 172 0 2335 2242 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:1c:5a:0a brd ff:ff:ff:ff:ff:ff inet 10.32.6.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe1c:5a0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:26:09:ff 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-df95b41b3517: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:04:d1:46:c2 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-df95b41b3517 valid_lft forever preferred_lft forever inet6 fe80::42:4ff:fed1:46c2/64 scope link valid_lft forever preferred_lft forever 6: vethbc8fc36@if5: mtu 1500 qdisc noqueue master br-df95b41b3517 state UP group default link/ether 2e:d2:55:ba:a1:41 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::2cd2:55ff:feba:a141/64 scope link valid_lft forever preferred_lft forever 8: veth7b79011@if7: mtu 1500 qdisc noqueue master br-df95b41b3517 state UP group default link/ether 6a:1c:31:96:d2:9b brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::681c:31ff:fe96:d29b/64 scope link valid_lft forever preferred_lft forever 10: vethc6206e5@if9: mtu 1500 qdisc noqueue master br-df95b41b3517 state UP group default link/ether 9e:cd:7d:15:55:a1 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::9ccd:7dff:fe15:55a1/64 scope link valid_lft forever preferred_lft forever 12: veth6c35163@if11: mtu 1500 qdisc noqueue master br-df95b41b3517 state UP group default link/ether ca:09:5f:e7:0d:e9 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::c809:5fff:fee7:de9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2528) 06/10/25 _x86_64_ (4 CPU) 06:48:42 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:02 166.16 69.31 96.85 5622.53 41711.06 06:51:01 193.31 19.43 173.88 2892.09 77620.06 06:52:01 145.91 44.41 101.50 2955.11 43515.41 Average: 168.32 44.52 123.80 3828.34 54154.44 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:02 1681652 3296368 2357000 58.36 40888 1735476 944748 18.57 607820 1580320 86592 06:51:01 242892 3101596 3795760 93.99 78292 2902492 1474940 28.99 839072 2702916 3272 06:52:01 110152 2307924 3928500 97.27 97644 2240828 4036160 79.34 1769816 1927668 2740 Average: 678232 2901963 3360420 83.21 72275 2292932 2151949 42.30 1072236 2070301 30868 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:02 ens3 430.69 274.79 1723.77 70.23 0.00 0.00 0.00 0.00 06:50:02 lo 1.07 1.07 0.10 0.10 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 1585.97 693.04 12082.93 66.21 0.00 0.00 0.00 0.00 06:51:01 lo 2.57 2.57 0.24 0.24 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 987.34 689.35 8857.36 64.96 0.00 0.00 0.00 0.00 06:52:01 vethc6206e5 1.00 0.93 0.12 0.10 0.00 0.00 0.00 0.00 06:52:01 lo 7.17 7.17 0.80 0.80 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 Average: ens3 998.13 551.62 7529.90 67.14 0.00 0.00 0.00 0.00 Average: vethc6206e5 0.34 0.31 0.04 0.03 0.00 0.00 0.00 0.00 Average: lo 3.61 3.61 0.38 0.38 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-2528) 06/10/25 _x86_64_ (4 CPU) 06:48:42 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:02 all 16.26 0.00 1.97 5.20 0.05 76.51 06:50:02 0 15.14 0.00 1.02 2.25 0.03 81.56 06:50:02 1 12.70 0.00 2.78 5.97 0.05 78.50 06:50:02 2 12.26 0.00 1.59 8.75 0.05 77.35 06:50:02 3 24.91 0.00 2.49 3.85 0.07 68.68 06:51:01 all 27.10 0.00 5.00 4.15 0.07 63.69 06:51:01 0 16.58 0.00 4.67 5.06 0.05 73.65 06:51:01 1 27.59 0.00 5.02 7.84 0.09 59.47 06:51:01 2 23.19 0.00 4.60 2.82 0.07 69.32 06:51:01 3 41.11 0.00 5.76 0.81 0.09 52.24 06:52:01 all 32.39 0.00 5.31 2.61 0.10 59.60 06:52:01 0 33.98 0.00 5.51 3.01 0.10 57.40 06:52:01 1 34.23 0.00 4.87 3.16 0.10 57.64 06:52:01 2 30.99 0.00 5.10 1.88 0.08 61.94 06:52:01 3 30.32 0.00 5.76 2.40 0.10 61.42 Average: all 25.22 0.00 4.09 3.99 0.07 66.64 Average: 0 21.91 0.00 3.72 3.43 0.06 70.88 Average: 1 24.82 0.00 4.22 5.65 0.08 65.23 Average: 2 22.13 0.00 3.75 4.50 0.07 69.55 Average: 3 32.04 0.00 4.65 2.37 0.08 60.85