---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2855 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: 7975 1558 1882 0 4534 6118 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:42:bf:9a brd ff:ff:ff:ff:ff:ff inet 10.32.6.174/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fe42:bf9a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d2:dd:33:2c 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-9751b12a0565: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:14:f4:fe:db brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-9751b12a0565 valid_lft forever preferred_lft forever inet6 fe80::42:14ff:fef4:fedb/64 scope link valid_lft forever preferred_lft forever 6: vethea153a4@if5: mtu 1500 qdisc noqueue master br-9751b12a0565 state UP group default link/ether 02:4e:cf:27:0a:ac brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::4e:cfff:fe27:aac/64 scope link valid_lft forever preferred_lft forever 8: vethd5e54b1@if7: mtu 1500 qdisc noqueue master br-9751b12a0565 state UP group default link/ether 0e:e8:f4:c0:eb:ae brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::ce8:f4ff:fec0:ebae/64 scope link valid_lft forever preferred_lft forever 10: vethe0c5173@if9: mtu 1500 qdisc noqueue master br-9751b12a0565 state UP group default link/ether c2:7d:71:4d:83:81 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::c07d:71ff:fe4d:8381/64 scope link valid_lft forever preferred_lft forever 12: veth14f7e05@if11: mtu 1500 qdisc noqueue master br-9751b12a0565 state UP group default link/ether ce:04:34:94:ed:78 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::cc04:34ff:fe94:ed78/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2855) 09/05/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:02 158.13 84.42 73.71 5873.64 38634.87 00:02:01 45.40 3.61 41.79 60.19 5657.35 00:03:01 76.97 12.35 64.62 2228.70 23215.73 00:04:01 116.36 0.80 115.56 29.99 57144.29 00:05:01 76.18 2.93 73.25 416.93 32481.47 00:06:01 22.66 0.32 22.34 22.66 1527.09 Average: 82.72 17.44 65.28 1442.60 26501.68 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:02 5975076 7451020 2192344 26.84 31532 1627388 972252 10.55 541848 1487072 41816 00:02:01 5776740 7461456 2390680 29.27 52424 1801952 936536 10.16 548160 1651016 140864 00:03:01 4701856 7417284 3465564 42.43 68316 2793792 1206184 13.09 635332 2587176 455960 00:04:01 3405568 7418020 4761852 58.30 92576 4001524 1096584 11.90 783208 3663152 665388 00:05:01 1920932 6250040 6246488 76.48 100188 4290360 4123548 44.74 2105932 3783812 6240 00:06:01 1916200 6250288 6251220 76.54 102404 4292312 4119256 44.70 2112792 3781336 9972 Average: 3949395 7041351 4218025 51.64 74573 3134555 2075727 22.52 1121212 2825594 220040 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:02 lo 1.13 1.13 0.10 0.10 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 552.90 205.65 968.01 62.42 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 00:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 ens3 59.30 43.84 798.34 4.99 0.00 0.00 0.00 0.00 00:03:01 lo 2.60 2.60 0.27 0.27 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 1285.22 362.31 9262.36 29.77 0.00 0.00 0.00 0.00 00:04:01 lo 3.03 3.03 0.43 0.43 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 ens3 1238.92 479.12 7893.96 54.98 0.00 0.00 0.00 0.00 00:04:01 br-9751b12a0565 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 vethea153a4 4.62 5.85 0.49 0.66 0.00 0.00 0.00 0.00 00:05:01 lo 4.17 4.17 0.37 0.37 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 veth14f7e05 4.67 4.47 0.52 0.46 0.00 0.00 0.00 0.00 00:06:01 vethea153a4 9.25 9.61 0.91 1.26 0.00 0.00 0.00 0.00 00:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 00:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:01 veth14f7e05 7.70 8.33 0.97 0.80 0.00 0.00 0.00 0.00 Average: vethea153a4 2.32 2.58 0.24 0.32 0.00 0.00 0.00 0.00 Average: lo 2.05 2.05 0.22 0.22 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: veth14f7e05 2.07 2.14 0.25 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2855) 09/05/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:02 all 15.58 0.00 4.03 7.25 4.69 68.44 00:01:02 0 12.51 0.00 2.75 4.22 3.89 76.64 00:01:02 1 8.60 0.00 2.57 9.40 4.72 74.71 00:01:02 2 27.42 0.00 2.45 5.31 5.34 59.48 00:01:02 3 13.75 0.00 8.36 10.04 4.82 63.04 00:02:01 all 18.80 0.00 1.32 2.67 1.90 75.32 00:02:01 0 0.98 0.00 0.20 0.00 0.37 98.44 00:02:01 1 20.10 0.00 1.41 9.24 2.92 66.34 00:02:01 2 22.55 0.00 1.16 0.82 2.19 73.28 00:02:01 3 31.47 0.00 2.53 0.59 2.11 63.31 00:03:01 all 19.47 0.00 3.28 2.84 3.69 70.72 00:03:01 0 20.76 0.00 3.99 1.70 3.99 69.55 00:03:01 1 8.64 0.00 2.88 6.84 3.32 78.32 00:03:01 2 9.48 0.00 2.82 0.99 2.90 83.81 00:03:01 3 38.80 0.00 3.42 1.88 4.53 51.37 00:04:01 all 31.27 0.00 8.39 2.17 8.92 49.26 00:04:01 0 29.97 0.00 9.66 2.60 9.17 48.60 00:04:01 1 32.87 0.00 7.77 3.46 9.07 46.82 00:04:01 2 31.02 0.00 8.45 1.77 9.29 49.47 00:04:01 3 31.21 0.00 7.68 0.83 8.13 52.15 00:05:01 all 41.55 0.00 4.34 1.78 7.29 45.04 00:05:01 0 42.46 0.00 4.42 2.66 7.74 42.72 00:05:01 1 42.15 0.00 4.74 3.15 6.49 43.48 00:05:01 2 41.14 0.00 4.21 0.62 7.60 46.42 00:05:01 3 40.47 0.00 3.98 0.68 7.33 47.54 00:06:01 all 21.78 0.00 1.29 0.87 2.60 73.45 00:06:01 0 32.27 0.00 1.58 0.36 2.49 63.29 00:06:01 1 13.14 0.00 0.95 0.28 2.69 82.94 00:06:01 2 10.44 0.00 1.02 2.68 2.70 83.15 00:06:01 3 31.36 0.00 1.65 0.15 2.55 64.30 Average: all 24.75 0.00 3.79 2.94 4.87 63.65 Average: 0 23.24 0.00 3.79 1.94 4.63 66.41 Average: 1 20.92 0.00 3.40 5.38 4.88 65.42 Average: 2 23.71 0.00 3.36 2.04 5.02 65.86 Average: 3 31.15 0.00 4.63 2.38 4.93 56.92