---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1806 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 1602 1830 0 4542 6074 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:b1:63:c0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.182/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:feb1:63c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:13:cd:95:c2 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-8bb5e7dcef59: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:b7:b8:2d:84 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-8bb5e7dcef59 valid_lft forever preferred_lft forever inet6 fe80::42:b7ff:feb8:2d84/64 scope link valid_lft forever preferred_lft forever 6: veth24dfa24@if5: mtu 1500 qdisc noqueue master br-8bb5e7dcef59 state UP group default link/ether 7a:c7:b6:eb:7c:dc brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::78c7:b6ff:feeb:7cdc/64 scope link valid_lft forever preferred_lft forever 8: vetha565d60@if7: mtu 1500 qdisc noqueue master br-8bb5e7dcef59 state UP group default link/ether f6:68:68:99:53:d4 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::f468:68ff:fe99:53d4/64 scope link valid_lft forever preferred_lft forever 10: veth69954b8@if9: mtu 1500 qdisc noqueue master br-8bb5e7dcef59 state UP group default link/ether ba:9a:de:da:a6:b8 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::b89a:deff:feda:a6b8/64 scope link valid_lft forever preferred_lft forever 12: veth180e45b@if11: mtu 1500 qdisc noqueue master br-8bb5e7dcef59 state UP group default link/ether ee:6a:79:6f:73:a6 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::ec6a:79ff:fe6f:73a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1806) 08/01/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:02 154.14 68.99 85.15 5592.93 40102.00 00:02:01 60.79 0.25 60.53 28.33 9098.93 00:03:01 142.87 13.11 129.76 2255.91 70707.63 00:04:01 91.63 2.97 88.67 443.39 36256.09 00:05:01 24.48 2.22 22.26 72.65 1582.94 Average: 94.90 17.57 77.33 1684.18 31625.90 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:02 5844048 7378996 2323380 28.45 36948 1678016 1023028 11.10 626592 1526000 62376 00:02:01 5597292 7353924 2570136 31.47 56020 1868460 1010116 10.96 659932 1713584 69424 00:03:01 3868192 7087928 4299236 52.64 81072 3256196 1660720 18.02 1025068 2991312 4976 00:04:01 1964068 6292796 6203360 75.95 99924 4289160 4055876 44.01 2060472 3782720 1544 00:05:01 1927892 6268800 6239536 76.40 101812 4297572 4093256 44.41 2092700 3783760 8392 Average: 3840298 6876489 4327130 52.98 75155 3077881 2368599 25.70 1292953 2759475 29342 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:02 ens3 429.76 240.29 1307.66 66.47 0.00 0.00 0.00 0.00 00:01:02 lo 1.00 1.00 0.09 0.09 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 62.04 48.60 704.28 6.13 0.00 0.00 0.00 0.00 00:02:01 lo 0.61 0.61 0.05 0.05 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 1788.54 585.12 11785.90 58.97 0.00 0.00 0.00 0.00 00:03:01 lo 2.03 2.03 0.20 0.20 0.00 0.00 0.00 0.00 00:04:01 br-8bb5e7dcef59 0.87 1.25 0.07 0.13 0.00 0.00 0.00 0.00 00:04:01 veth24dfa24 1.47 2.53 0.18 0.24 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 00:04:01 veth69954b8 0.57 0.70 0.06 0.07 0.00 0.00 0.00 0.00 00:05:01 br-8bb5e7dcef59 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 veth24dfa24 9.30 9.62 0.92 1.26 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 00:05:01 veth69954b8 2.03 1.07 0.29 0.12 0.00 0.00 0.00 0.00 Average: br-8bb5e7dcef59 0.17 0.25 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth24dfa24 2.16 2.44 0.22 0.30 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 Average: veth69954b8 0.52 0.35 0.07 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1806) 08/01/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:02 all 18.69 0.00 2.78 5.06 1.15 72.32 00:01:02 0 9.63 0.00 1.75 1.91 1.01 85.70 00:01:02 1 29.30 0.00 3.14 5.48 1.25 60.83 00:01:02 2 26.38 0.00 4.34 8.61 1.35 59.32 00:01:02 3 9.46 0.00 1.89 4.24 0.99 83.43 00:02:01 all 20.68 0.00 1.23 1.82 1.17 75.10 00:02:01 0 13.33 0.00 0.82 2.82 1.49 81.53 00:02:01 1 42.25 0.00 2.53 1.23 1.71 52.27 00:02:01 2 9.14 0.00 0.80 2.81 0.69 86.57 00:02:01 3 18.03 0.00 0.78 0.42 0.80 79.97 00:03:01 all 35.50 0.00 7.51 3.16 3.38 50.45 00:03:01 0 52.27 0.00 8.19 4.92 3.94 30.68 00:03:01 1 31.00 0.00 6.83 2.41 3.11 56.65 00:03:01 2 32.36 0.00 6.68 4.00 2.98 53.97 00:03:01 3 26.39 0.00 8.35 1.32 3.51 60.43 00:04:01 all 48.67 0.00 7.54 2.05 3.17 38.57 00:04:01 0 51.04 0.00 8.55 3.77 2.90 33.74 00:04:01 1 46.74 0.00 7.61 2.46 3.37 39.84 00:04:01 2 47.80 0.00 7.04 1.68 3.17 40.31 00:04:01 3 49.14 0.00 6.90 0.27 3.27 40.42 00:05:01 all 19.82 0.00 1.19 0.90 2.35 75.74 00:05:01 0 24.73 0.00 1.35 0.12 2.18 71.62 00:05:01 1 27.59 0.00 1.31 1.40 2.56 67.13 00:05:01 2 16.54 0.00 1.14 1.22 2.37 78.73 00:05:01 3 10.46 0.00 0.97 0.87 2.29 85.41 Average: all 28.63 0.00 4.04 2.60 2.25 62.48 Average: 0 30.14 0.00 4.12 2.70 2.30 60.74 Average: 1 35.32 0.00 4.28 2.60 2.40 55.40 Average: 2 26.43 0.00 3.99 3.67 2.12 63.80 Average: 3 22.62 0.00 3.77 1.43 2.17 70.01