---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3892 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 1633 1818 0 4523 6043 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:a1:ba:31 brd ff:ff:ff:ff:ff:ff inet 10.32.7.76/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fea1:ba31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:85:e2:1a:98 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-237d8d6f78a3: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:b9:64:13:be brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-237d8d6f78a3 valid_lft forever preferred_lft forever inet6 fe80::42:b9ff:fe64:13be/64 scope link valid_lft forever preferred_lft forever 6: veth7a09fb9@if5: mtu 1500 qdisc noqueue master br-237d8d6f78a3 state UP group default link/ether e2:ae:9b:21:23:b8 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::e0ae:9bff:fe21:23b8/64 scope link valid_lft forever preferred_lft forever 8: vethf222f07@if7: mtu 1500 qdisc noqueue master br-237d8d6f78a3 state UP group default link/ether 96:c6:6f:53:11:fb brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::94c6:6fff:fe53:11fb/64 scope link valid_lft forever preferred_lft forever 10: vethe896c90@if9: mtu 1500 qdisc noqueue master br-237d8d6f78a3 state UP group default link/ether 5e:91:d5:6d:a2:22 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::5c91:d5ff:fe6d:a222/64 scope link valid_lft forever preferred_lft forever 12: veth0f5b246@if11: mtu 1500 qdisc noqueue master br-237d8d6f78a3 state UP group default link/ether 5a:f8:96:41:c3:fd brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::58f8:96ff:fe41:c3fd/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-3892) 06/27/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:01 152.17 68.88 83.29 5598.93 39838.36 00:02:01 54.42 0.30 54.12 31.85 7621.52 00:03:01 152.37 13.03 139.34 2250.16 73813.83 00:04:01 85.59 3.28 82.31 466.70 34297.78 00:05:01 21.99 0.32 21.68 22.66 1516.56 Average: 93.31 17.16 76.15 1674.08 31415.78 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:01 5912536 7425020 2254892 27.61 35068 1658516 985760 10.70 576784 1508412 46120 00:02:01 5669464 7408624 2497964 30.58 54884 1853312 977016 10.60 605696 1698084 112612 00:03:01 4098832 7384756 4068596 49.81 80444 3324468 1166016 12.65 793456 2996372 30152 00:04:01 1916744 6229628 6250684 76.53 98944 4276228 4189248 45.46 2123332 3768060 2240 00:05:01 1906172 6228616 6261256 76.66 101280 4282760 4205280 45.63 2132564 3769904 10900 Average: 3900750 6935329 4266678 52.24 74124 3079057 2304664 25.01 1246366 2748166 40405 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 00:01:01 ens3 456.69 248.93 1251.75 65.56 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 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 00:02:01 ens3 54.97 41.95 718.60 5.74 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 lo 2.17 2.17 0.21 0.21 0.00 0.00 0.00 0.00 00:03:01 ens3 1486.77 389.90 11992.35 56.81 0.00 0.00 0.00 0.00 00:04:01 veth7a09fb9 2.50 3.38 0.28 0.36 0.00 0.00 0.00 0.00 00:04:01 vethe896c90 0.77 0.82 0.09 0.08 0.00 0.00 0.00 0.00 00:04:01 vethf222f07 0.82 1.28 0.09 0.13 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 00:05:01 veth7a09fb9 9.40 9.71 0.93 1.27 0.00 0.00 0.00 0.00 00:05:01 vethe896c90 2.07 1.08 0.29 0.13 0.00 0.00 0.00 0.00 00:05:01 vethf222f07 0.10 0.17 0.00 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 Average: veth7a09fb9 2.38 2.62 0.24 0.33 0.00 0.00 0.00 0.00 Average: vethe896c90 0.57 0.38 0.08 0.04 0.00 0.00 0.00 0.00 Average: vethf222f07 0.18 0.29 0.02 0.03 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-3892) 06/27/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:01 all 16.82 0.00 3.04 5.91 1.99 72.24 00:01:01 0 17.83 0.00 1.83 6.39 1.94 72.01 00:01:01 1 14.24 0.00 1.96 2.41 1.86 79.53 00:01:01 2 26.64 0.00 3.03 11.17 2.70 56.46 00:01:01 3 8.55 0.00 5.32 3.63 1.45 81.05 00:02:01 all 19.64 0.00 1.21 2.28 1.05 75.82 00:02:01 0 17.92 0.00 1.09 7.67 1.08 72.24 00:02:01 1 16.79 0.00 1.08 0.20 0.80 81.13 00:02:01 2 13.26 0.00 0.70 0.68 1.33 84.03 00:02:01 3 30.61 0.00 1.93 0.55 1.01 65.90 00:03:01 all 34.11 0.00 7.49 3.14 4.35 50.91 00:03:01 0 36.69 0.00 6.90 6.85 3.62 45.94 00:03:01 1 29.49 0.00 6.52 0.96 4.46 58.57 00:03:01 2 34.98 0.00 8.80 2.87 4.95 48.39 00:03:01 3 35.28 0.00 7.80 1.85 4.37 50.69 00:04:01 all 42.45 0.00 6.76 1.94 4.37 44.47 00:04:01 0 41.68 0.00 8.70 1.34 4.53 43.75 00:04:01 1 44.96 0.00 5.50 1.72 4.15 43.67 00:04:01 2 42.70 0.00 6.20 1.33 4.42 45.36 00:04:01 3 40.47 0.00 6.64 3.39 4.39 45.11 00:05:01 all 21.94 0.00 1.33 0.91 2.05 73.77 00:05:01 0 23.33 0.00 1.40 1.02 2.00 72.25 00:05:01 1 20.11 0.00 1.11 0.48 1.71 76.59 00:05:01 2 17.65 0.00 1.31 0.65 2.48 77.92 00:05:01 3 26.65 0.00 1.51 1.47 1.99 68.38 Average: all 26.96 0.00 3.96 2.83 2.76 63.49 Average: 0 27.45 0.00 3.97 4.65 2.63 61.29 Average: 1 25.11 0.00 3.23 1.15 2.59 67.91 Average: 2 27.00 0.00 4.00 3.34 3.17 62.49 Average: 3 28.30 0.00 4.63 2.18 2.64 62.26