---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2276 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 1625 1811 0 4539 6051 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:2b:01:bb brd ff:ff:ff:ff:ff:ff inet 10.32.7.54/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86036sec preferred_lft 86036sec inet6 fe80::f816:3eff:fe2b:1bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2e:76:6b:32 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-bd573f4df76d: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:c9:26:54:dd brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-bd573f4df76d valid_lft forever preferred_lft forever inet6 fe80::42:c9ff:fe26:54dd/64 scope link valid_lft forever preferred_lft forever 6: veth35f8c22@if5: mtu 1500 qdisc noqueue master br-bd573f4df76d state UP group default link/ether ca:3b:4b:fc:6c:87 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::c83b:4bff:fefc:6c87/64 scope link valid_lft forever preferred_lft forever 8: veth46d24a6@if7: mtu 1500 qdisc noqueue master br-bd573f4df76d state UP group default link/ether 72:cc:0f:78:48:1a brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::70cc:fff:fe78:481a/64 scope link valid_lft forever preferred_lft forever 10: vethdd9425b@if9: mtu 1500 qdisc noqueue master br-bd573f4df76d state UP group default link/ether 8a:bc:9b:3f:08:b9 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::88bc:9bff:fe3f:8b9/64 scope link valid_lft forever preferred_lft forever 12: vethba564e9@if11: mtu 1500 qdisc noqueue master br-bd573f4df76d state UP group default link/ether 76:2e:1b:d1:fb:18 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::742e:1bff:fed1:fb18/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2276) 08/29/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:02 147.29 68.86 78.44 5565.74 39549.69 00:02:01 47.12 0.30 46.81 32.40 6438.50 00:03:01 149.34 13.10 136.24 2240.29 72444.73 00:04:01 103.97 2.88 101.08 430.46 38364.01 00:05:01 17.30 0.38 16.91 33.46 724.15 Average: 93.16 17.16 75.99 1665.86 31587.19 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:02 5958928 7456572 2208500 27.04 34392 1644904 938980 10.19 544152 1498596 38820 00:02:01 5716044 7449512 2451384 30.01 54032 1847852 930828 10.10 564296 1694544 153060 00:03:01 4138872 7292980 4028556 49.32 77852 3199568 1507676 16.36 773036 2981260 336 00:04:01 2379256 6704064 5788172 70.87 99152 4287164 3923912 42.58 1612840 3822232 652 00:05:01 1863716 6200100 6303712 77.18 101428 4295012 4136544 44.88 2163852 3781416 22712 Average: 4011363 7020646 4156065 50.89 73371 3054900 2287588 24.82 1131635 2755610 43116 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:02 lo 0.87 0.87 0.08 0.08 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 386.04 199.50 1128.69 62.74 0.00 0.00 0.00 0.00 00:02:01 lo 0.54 0.54 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 60.35 43.19 784.58 5.08 0.00 0.00 0.00 0.00 00:03:01 lo 2.27 2.27 0.24 0.24 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 1591.43 657.49 10843.76 48.00 0.00 0.00 0.00 0.00 00:04:01 br-bd573f4df76d 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 00:04:01 lo 4.97 4.97 0.59 0.59 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 veth46d24a6 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 00:05:01 br-bd573f4df76d 0.87 1.17 0.07 0.12 0.00 0.00 0.00 0.00 00:05:01 lo 2.30 2.30 0.21 0.21 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 veth46d24a6 0.82 1.20 0.09 0.12 0.00 0.00 0.00 0.00 Average: br-bd573f4df76d 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: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth46d24a6 0.16 0.26 0.02 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2276) 08/29/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:02 all 15.32 0.00 2.53 5.08 2.69 74.38 00:01:02 0 10.11 0.00 1.56 8.00 2.58 77.74 00:01:02 1 21.71 0.00 2.40 4.39 2.50 69.00 00:01:02 2 17.28 0.00 1.77 4.58 2.89 73.47 00:01:02 3 12.23 0.00 4.36 3.33 2.79 77.29 00:02:01 all 19.27 0.00 1.16 2.43 2.04 75.10 00:02:01 0 16.76 0.00 1.16 1.08 1.31 79.69 00:02:01 1 39.06 0.00 2.08 0.55 2.44 55.87 00:02:01 2 3.56 0.00 0.52 7.73 1.18 87.01 00:02:01 3 17.70 0.00 0.88 0.40 3.22 77.80 00:03:01 all 22.43 0.00 6.75 4.09 4.11 62.61 00:03:01 0 20.14 0.00 6.76 3.62 4.17 65.32 00:03:01 1 31.98 0.00 6.70 5.54 4.27 51.50 00:03:01 2 14.74 0.00 7.22 3.99 3.69 70.36 00:03:01 3 22.92 0.00 6.33 3.18 4.30 63.27 00:04:01 all 38.75 0.00 7.48 1.95 7.24 44.58 00:04:01 0 38.27 0.00 7.83 1.99 7.57 44.34 00:04:01 1 38.20 0.00 6.70 1.52 6.78 46.80 00:04:01 2 39.68 0.00 6.82 3.15 7.19 43.16 00:04:01 3 38.85 0.00 8.54 1.12 7.45 44.04 00:05:01 all 34.34 0.00 1.64 0.84 4.03 59.16 00:05:01 0 30.69 0.00 1.51 0.58 3.79 63.43 00:05:01 1 36.35 0.00 1.81 0.20 3.84 57.80 00:05:01 2 38.20 0.00 1.58 0.08 3.89 56.24 00:05:01 3 32.12 0.00 1.67 2.50 4.58 59.12 Average: all 26.05 0.00 3.92 2.88 4.03 63.12 Average: 0 23.23 0.00 3.78 3.06 3.90 66.03 Average: 1 33.45 0.00 3.95 2.45 3.97 56.19 Average: 2 22.76 0.00 3.59 3.89 3.78 65.97 Average: 3 24.79 0.00 4.35 2.11 4.47 64.28