---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4044 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 1553 1883 0 4538 6123 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:3b:04:4a brd ff:ff:ff:ff:ff:ff inet 10.32.6.133/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86044sec preferred_lft 86044sec inet6 fe80::f816:3eff:fe3b:44a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e0:cf:2b:fb 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-20bd48e0bd20: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:a6:54:1f:7e brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-20bd48e0bd20 valid_lft forever preferred_lft forever inet6 fe80::42:a6ff:fe54:1f7e/64 scope link valid_lft forever preferred_lft forever 6: veth057d638@if5: mtu 1500 qdisc noqueue master br-20bd48e0bd20 state UP group default link/ether 42:84:dc:81:42:5f brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::4084:dcff:fe81:425f/64 scope link valid_lft forever preferred_lft forever 8: veth75d2c4f@if7: mtu 1500 qdisc noqueue master br-20bd48e0bd20 state UP group default link/ether 86:5a:85:05:7b:36 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::845a:85ff:fe05:7b36/64 scope link valid_lft forever preferred_lft forever 10: veth3041380@if9: mtu 1500 qdisc noqueue master br-20bd48e0bd20 state UP group default link/ether 5a:73:d9:72:b6:f5 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::5873:d9ff:fe72:b6f5/64 scope link valid_lft forever preferred_lft forever 12: vethb0e8f1c@if11: mtu 1500 qdisc noqueue master br-20bd48e0bd20 state UP group default link/ether 2e:96:a9:4e:f5:5e brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::2c96:a9ff:fe4e:f55e/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-4044) 09/19/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:02 152.26 69.29 82.97 5624.53 39941.89 00:02:01 52.86 0.31 52.55 32.40 6864.87 00:03:01 147.48 13.11 134.37 2250.58 72959.41 00:04:01 91.65 2.80 88.85 421.13 36425.66 00:05:01 22.08 0.65 21.43 51.46 1590.67 Average: 93.40 17.29 76.12 1681.54 31640.45 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:02 5936364 7451912 2231064 27.32 35636 1661044 966472 10.49 551208 1510892 50456 00:02:01 5654368 7406764 2513060 30.77 55708 1864892 1000088 10.85 606828 1710292 141136 00:03:01 3978864 7186192 4188564 51.28 80156 3246480 1497396 16.25 887484 3019828 3800 00:04:01 2133444 6457092 6033984 73.88 99076 4286288 3928064 42.62 1880768 3795720 848 00:05:01 1988928 6327856 6178500 75.65 101556 4296576 4058728 44.04 2029364 3784580 11148 Average: 3938394 6965963 4229034 51.78 74426 3071056 2290150 24.85 1191130 2764262 41478 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:02 ens3 404.42 230.74 1268.51 65.09 0.00 0.00 0.00 0.00 00:01:02 lo 0.93 0.93 0.09 0.09 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 00:02:01 ens3 59.40 47.38 751.17 6.19 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 00:03:01 ens3 1947.57 774.26 11676.27 67.23 0.00 0.00 0.00 0.00 00:03:01 lo 2.07 2.07 0.22 0.22 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 00:04:01 veth057d638 0.00 0.22 0.00 0.02 0.00 0.00 0.00 0.00 00:04:01 ens3 943.63 573.42 8845.83 49.26 0.00 0.00 0.00 0.00 00:04:01 lo 5.17 5.17 0.60 0.60 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 veth057d638 12.56 15.65 1.33 1.76 0.00 0.00 0.00 0.00 00:05:01 ens3 62.82 36.36 22.84 20.15 0.00 0.00 0.00 0.00 00:05:01 lo 2.37 2.37 0.23 0.23 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: veth057d638 2.52 3.18 0.27 0.36 0.00 0.00 0.00 0.00 Average: ens3 685.70 333.40 4525.74 41.71 0.00 0.00 0.00 0.00 Average: lo 2.23 2.23 0.24 0.24 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-4044) 09/19/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:02 all 17.19 0.00 2.67 5.38 1.79 72.97 00:01:02 0 11.72 0.00 1.89 6.02 1.56 78.80 00:01:02 1 8.91 0.00 1.42 3.40 1.87 84.40 00:01:02 2 25.18 0.00 4.86 4.69 1.90 63.38 00:01:02 3 23.03 0.00 2.53 7.41 1.83 65.20 00:02:01 all 19.94 0.00 1.11 2.22 1.50 75.23 00:02:01 0 40.98 0.00 2.55 0.46 2.03 53.99 00:02:01 1 2.97 0.00 0.22 0.02 1.78 95.02 00:02:01 2 14.86 0.00 0.56 0.25 1.11 83.22 00:02:01 3 21.23 0.00 1.15 8.21 1.08 68.33 00:03:01 all 27.70 0.00 7.35 4.61 3.68 56.66 00:03:01 0 27.97 0.00 7.22 1.28 3.00 60.53 00:03:01 1 21.76 0.00 7.24 6.82 4.14 60.04 00:03:01 2 37.46 0.00 7.58 5.22 3.93 45.81 00:03:01 3 23.66 0.00 7.35 5.14 3.62 60.24 00:04:01 all 45.38 0.00 7.25 1.97 4.55 40.84 00:04:01 0 45.97 0.00 7.88 2.62 4.76 38.77 00:04:01 1 45.50 0.00 6.33 0.73 4.33 43.11 00:04:01 2 46.44 0.00 6.76 3.59 4.62 38.59 00:04:01 3 43.64 0.00 7.99 0.92 4.48 42.97 00:05:01 all 23.11 0.00 1.48 2.17 2.57 70.66 00:05:01 0 20.19 0.00 1.25 0.40 2.47 75.69 00:05:01 1 19.07 0.00 1.41 6.81 2.61 70.10 00:05:01 2 23.93 0.00 1.79 1.23 2.57 70.47 00:05:01 3 29.24 0.00 1.53 0.21 2.64 66.38 Average: all 26.66 0.00 3.97 3.27 2.82 63.28 Average: 0 29.31 0.00 4.16 2.16 2.77 61.60 Average: 1 19.60 0.00 3.32 3.57 2.94 70.57 Average: 2 29.59 0.00 4.31 3.00 2.83 60.27 Average: 3 28.16 0.00 4.10 4.36 2.73 60.64