---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-5149 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 1714 1721 0 4540 5962 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:10:b4:a9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.180/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85989sec preferred_lft 85989sec inet6 fe80::f816:3eff:fe10:b4a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:54:2c:8e:05 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-4f66c3818275: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:f7:3f:51:b8 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-4f66c3818275 valid_lft forever preferred_lft forever inet6 fe80::42:f7ff:fe3f:51b8/64 scope link valid_lft forever preferred_lft forever 6: veth9711080@if5: mtu 1500 qdisc noqueue master br-4f66c3818275 state UP group default link/ether 8a:63:7f:0b:5b:11 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::8863:7fff:fe0b:5b11/64 scope link valid_lft forever preferred_lft forever 8: veth396834d@if7: mtu 1500 qdisc noqueue master br-4f66c3818275 state UP group default link/ether 76:2a:ff:25:ec:1d brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::742a:ffff:fe25:ec1d/64 scope link valid_lft forever preferred_lft forever 10: vethfa1c778@if9: mtu 1500 qdisc noqueue master br-4f66c3818275 state UP group default link/ether de:0e:3a:b1:02:b8 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::dc0e:3aff:feb1:2b8/64 scope link valid_lft forever preferred_lft forever 12: vethc683192@if11: mtu 1500 qdisc noqueue master br-4f66c3818275 state UP group default link/ether ba:40:97:0a:b3:d0 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::b840:97ff:fe0a:b3d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-5149) 09/30/25 _x86_64_ (4 CPU) 06:48:54 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:01 156.32 74.00 82.32 5689.85 39664.07 06:51:01 45.03 0.30 44.73 31.85 6045.91 06:52:01 143.98 13.00 130.98 2255.36 72605.37 06:53:01 15.83 0.02 15.81 3.47 2388.67 06:54:01 89.00 2.92 86.09 429.00 36024.80 06:55:01 19.30 0.52 18.78 35.06 833.99 Average: 78.24 15.12 63.12 1407.35 26259.35 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 5930320 7427928 2237108 27.39 35016 1643948 974604 10.58 569928 1498064 40320 06:51:01 5665584 7407204 2501844 30.63 54104 1855932 982496 10.66 603464 1702756 165988 06:52:01 4088984 7237244 4078444 49.94 78212 3192696 1540028 16.71 829036 2973584 1160 06:53:01 3809840 7029208 4357588 53.35 80828 3256008 1612680 17.50 1085056 2989528 1124 06:54:01 1933456 6259388 6233972 76.33 99188 4287924 4244468 46.06 2085452 3790576 860 06:55:01 1796200 6137296 6371228 78.01 101668 4298844 4276104 46.40 2225768 3784264 27248 Average: 3870731 6916378 4296697 52.61 74836 3089225 2271730 24.65 1233117 2789795 39450 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 ens3 414.41 211.51 1156.05 64.19 0.00 0.00 0.00 0.00 06:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 ens3 59.67 42.88 826.01 5.22 0.00 0.00 0.00 0.00 06:52:01 lo 2.27 2.27 0.23 0.23 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 ens3 1604.57 407.58 10779.60 32.81 0.00 0.00 0.00 0.00 06:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 ens3 273.17 84.75 995.85 20.88 0.00 0.00 0.00 0.00 06:54:01 lo 5.95 5.95 0.68 0.68 0.00 0.00 0.00 0.00 06:54:01 veth396834d 0.38 0.65 0.04 0.07 0.00 0.00 0.00 0.00 06:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 veth9711080 0.00 0.27 0.00 0.02 0.00 0.00 0.00 0.00 06:55:01 lo 1.68 1.68 0.15 0.15 0.00 0.00 0.00 0.00 06:55:01 veth396834d 0.42 0.65 0.05 0.06 0.00 0.00 0.00 0.00 06:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 veth9711080 10.00 10.95 1.02 1.36 0.00 0.00 0.00 0.00 Average: lo 1.93 1.93 0.20 0.20 0.00 0.00 0.00 0.00 Average: veth396834d 0.13 0.22 0.02 0.02 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: veth9711080 1.67 1.87 0.17 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-5149) 09/30/25 _x86_64_ (4 CPU) 06:48:54 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 15.53 0.00 2.82 5.75 2.37 73.53 06:50:01 0 16.95 0.00 1.97 2.72 2.26 76.10 06:50:01 1 11.76 0.00 1.55 6.04 2.00 78.67 06:50:01 2 18.69 0.00 5.62 6.51 2.80 66.37 06:50:01 3 14.69 0.00 2.09 7.74 2.44 73.04 06:51:01 all 19.16 0.00 1.25 2.70 1.75 75.13 06:51:01 0 10.11 0.00 0.65 0.12 1.19 87.94 06:51:01 1 19.86 0.00 1.39 3.17 1.36 74.22 06:51:01 2 23.94 0.00 1.63 1.09 2.28 71.06 06:51:01 3 22.72 0.00 1.36 6.47 2.15 67.31 06:52:01 all 20.44 0.00 5.73 3.60 4.48 65.75 06:52:01 0 13.26 0.00 5.92 4.47 4.09 72.25 06:52:01 1 21.19 0.00 4.82 7.35 4.46 62.18 06:52:01 2 19.98 0.00 6.63 1.50 5.23 66.66 06:52:01 3 27.37 0.00 5.55 1.08 4.13 61.87 06:53:01 all 16.81 0.00 2.06 0.07 3.79 77.27 06:53:01 0 14.82 0.00 1.79 0.10 3.36 79.93 06:53:01 1 20.23 0.00 2.19 0.03 4.03 73.52 06:53:01 2 17.28 0.00 1.97 0.00 4.17 76.59 06:53:01 3 14.92 0.00 2.28 0.15 3.63 79.02 06:54:01 all 37.71 0.00 7.09 2.10 6.49 46.62 06:54:01 0 34.09 0.00 6.69 1.42 5.95 51.85 06:54:01 1 40.13 0.00 6.86 0.81 6.47 45.73 06:54:01 2 36.17 0.00 9.01 5.40 6.77 42.65 06:54:01 3 40.45 0.00 5.78 0.76 6.77 46.25 06:55:01 all 21.07 0.00 1.42 0.88 2.27 74.36 06:55:01 0 13.08 0.00 1.08 1.11 2.09 82.64 06:55:01 1 13.53 0.00 1.16 0.15 1.99 83.17 06:55:01 2 18.04 0.00 1.51 2.00 2.50 75.95 06:55:01 3 39.63 0.00 1.92 0.23 2.47 55.74 Average: all 21.80 0.00 3.40 2.52 3.53 68.75 Average: 0 17.06 0.00 3.02 1.66 3.16 75.10 Average: 1 21.14 0.00 3.00 2.92 3.39 69.55 Average: 2 22.36 0.00 4.40 2.75 3.96 66.53 Average: 3 26.65 0.00 3.17 2.73 3.60 63.85