---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3466 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 1635 1797 0 4542 6041 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:18:13:96 brd ff:ff:ff:ff:ff:ff inet 10.32.6.33/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:fe18:1396/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:03:bf:b7:53 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-9bf5b4c338d9: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:8e:11:4e:71 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-9bf5b4c338d9 valid_lft forever preferred_lft forever inet6 fe80::42:8eff:fe11:4e71/64 scope link valid_lft forever preferred_lft forever 6: vethb850b41@if5: mtu 1500 qdisc noqueue master br-9bf5b4c338d9 state UP group default link/ether f2:cb:e4:cd:82:76 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::f0cb:e4ff:fecd:8276/64 scope link valid_lft forever preferred_lft forever 8: veth8abe0b9@if7: mtu 1500 qdisc noqueue master br-9bf5b4c338d9 state UP group default link/ether 5e:e0:1a:41:35:b4 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::5ce0:1aff:fe41:35b4/64 scope link valid_lft forever preferred_lft forever 10: vethdbb4ae1@if9: mtu 1500 qdisc noqueue master br-9bf5b4c338d9 state UP group default link/ether 66:e4:00:53:23:f1 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::64e4:ff:fe53:23f1/64 scope link valid_lft forever preferred_lft forever 12: veth763e1de@if11: mtu 1500 qdisc noqueue master br-9bf5b4c338d9 state UP group default link/ether 12:38:92:67:1a:d4 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::1038:92ff:fe67:1ad4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3466) 09/12/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:02 141.86 66.25 75.61 5610.53 39356.74 00:02:01 50.63 3.30 47.32 56.39 5950.80 00:03:01 146.73 12.83 133.89 2231.23 72869.32 00:04:01 107.03 2.88 104.15 435.05 38414.26 00:05:01 15.25 0.42 14.83 30.13 841.06 Average: 92.44 17.19 75.25 1678.24 31571.72 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:02 5939240 7434872 2228188 27.28 33112 1643868 954996 10.36 561156 1498240 38932 00:02:01 5700616 7431432 2466812 30.20 53856 1845028 959728 10.41 579592 1692188 159152 00:03:01 4221004 7377068 3946424 48.32 77620 3202620 1170300 12.70 678548 2995304 56 00:04:01 2520736 6848808 5646692 69.14 99112 4290448 3971596 43.09 1453440 3838912 512 00:05:01 1868252 6207864 6299176 77.13 101220 4298280 4216152 45.75 2151596 3787408 24700 Average: 4049970 7060009 4117458 50.41 72984 3056049 2254554 24.46 1084866 2762410 44670 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:02 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 00:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:02 ens3 349.64 189.91 1112.45 61.86 0.00 0.00 0.00 0.00 00:02:01 lo 0.75 0.75 0.06 0.06 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 ens3 60.66 45.70 755.23 5.42 0.00 0.00 0.00 0.00 00:03:01 lo 2.07 2.07 0.21 0.21 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 ens3 1679.84 515.51 10905.08 38.82 0.00 0.00 0.00 0.00 00:04:01 br-9bf5b4c338d9 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 00:04:01 lo 5.23 5.23 0.61 0.61 0.00 0.00 0.00 0.00 00:04:01 veth8abe0b9 0.00 0.10 0.00 0.01 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 br-9bf5b4c338d9 0.85 1.15 0.07 0.12 0.00 0.00 0.00 0.00 00:05:01 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 00:05:01 veth8abe0b9 0.80 1.20 0.09 0.12 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: br-9bf5b4c338d9 0.17 0.25 0.01 0.03 0.00 0.00 0.00 0.00 Average: lo 2.19 2.19 0.23 0.23 0.00 0.00 0.00 0.00 Average: veth8abe0b9 0.16 0.26 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-3466) 09/12/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:02 all 15.87 0.00 3.11 5.31 4.53 71.19 00:01:02 0 12.88 0.00 2.57 8.26 4.06 72.22 00:01:02 1 13.35 0.00 2.36 7.96 4.25 72.08 00:01:02 2 21.85 0.00 2.70 2.88 5.36 67.21 00:01:02 3 15.31 0.00 4.80 2.15 4.46 73.27 00:02:01 all 19.35 0.00 1.30 2.13 1.97 75.26 00:02:01 0 11.01 0.00 0.83 0.46 1.53 86.18 00:02:01 1 35.41 0.00 2.23 2.51 2.65 57.20 00:02:01 2 17.09 0.00 1.18 5.06 2.31 74.36 00:02:01 3 13.89 0.00 0.95 0.51 1.34 83.32 00:03:01 all 17.75 0.00 5.36 3.57 7.73 65.59 00:03:01 0 18.33 0.00 5.38 0.70 7.95 67.63 00:03:01 1 24.35 0.00 5.00 2.30 7.20 61.16 00:03:01 2 18.45 0.00 6.18 6.76 8.91 59.70 00:03:01 3 9.87 0.00 4.85 4.46 6.90 73.92 00:04:01 all 32.70 0.00 7.31 1.99 12.48 45.52 00:04:01 0 33.97 0.00 8.33 0.83 12.68 44.20 00:04:01 1 28.98 0.00 6.19 2.79 11.97 50.07 00:04:01 2 36.36 0.00 6.88 1.96 12.26 42.53 00:04:01 3 31.50 0.00 7.89 2.38 13.02 45.22 00:05:01 all 35.39 0.00 1.84 0.57 7.01 55.19 00:05:01 0 38.68 0.00 2.03 0.36 7.09 51.83 00:05:01 1 31.52 0.00 1.67 0.13 7.06 59.62 00:05:01 2 34.54 0.00 1.75 1.04 6.58 56.09 00:05:01 3 36.83 0.00 1.90 0.74 7.30 53.23 Average: all 24.24 0.00 3.81 2.72 6.79 62.44 Average: 0 23.05 0.00 3.86 2.12 6.71 64.26 Average: 1 26.69 0.00 3.51 3.14 6.67 59.99 Average: 2 25.69 0.00 3.77 3.54 7.13 59.87 Average: 3 21.53 0.00 4.12 2.06 6.66 65.63