---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1491 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 12G 143G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 835 26838 0 4493 30876 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6b:df:54 brd ff:ff:ff:ff:ff:ff inet 10.30.107.224/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe6b:df54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fc:ac:90:57 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 inet6 fe80::42:fcff:feac:9057/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1491) 05/20/26 _x86_64_ (8 CPU) 00:54:25 LINUX RESTART (8 CPU) 00:55:02 tps rtps wtps bread/s bwrtn/s 00:56:01 220.22 23.62 196.59 2206.00 95424.78 00:57:01 150.06 0.42 149.64 17.06 81965.67 00:58:01 840.23 0.07 840.16 3.87 35370.10 00:59:01 408.52 0.02 408.50 3.87 70337.48 Average: 405.53 5.96 399.57 550.80 70671.39 00:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:56:01 29551084 31663216 3388128 10.29 79580 2329292 1591736 4.68 956764 2101860 158780 00:57:01 27370856 31061132 5568356 16.90 143376 3680452 2234396 6.57 1697800 3328432 805796 00:58:01 27701568 31659004 5237644 15.90 155400 3927624 1674512 4.93 1200784 3502284 64148 00:59:01 27516604 31655612 5422608 16.46 229188 4020208 1735692 5.11 1214828 3654740 28324 Average: 28035028 31509741 4904184 14.89 151886 3489394 1809084 5.32 1267544 3146829 264262 00:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:56:01 ens3 203.02 120.06 3594.82 17.16 0.00 0.00 0.00 0.00 00:56:01 docker0 13.52 38.54 0.78 936.77 0.00 0.00 0.00 0.00 00:56:01 vethac1a38d 13.52 38.59 0.96 936.78 0.00 0.00 0.00 0.08 00:56:01 lo 3.66 3.66 0.42 0.42 0.00 0.00 0.00 0.00 00:57:01 ens3 513.75 236.11 5282.69 36.58 0.00 0.00 0.00 0.00 00:57:01 docker0 233.86 507.13 32.63 5281.03 0.00 0.00 0.00 0.00 00:57:01 veth469a4db 204.90 443.36 33.87 3678.52 0.00 0.00 0.00 0.30 00:57:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 00:58:01 ens3 24.25 18.45 123.38 1.65 0.00 0.00 0.00 0.00 00:58:01 docker0 18.43 23.96 1.16 123.29 0.00 0.00 0.00 0.00 00:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:59:01 ens3 18.45 14.65 443.24 1.53 0.00 0.00 0.00 0.00 00:59:01 docker0 13.65 17.61 0.96 443.05 0.00 0.00 0.00 0.00 00:59:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 189.81 97.22 2355.87 14.22 0.00 0.00 0.00 0.00 Average: docker0 70.10 147.26 8.92 1699.21 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1491) 05/20/26 _x86_64_ (8 CPU) 00:54:25 LINUX RESTART (8 CPU) 00:55:02 CPU %user %nice %system %iowait %steal %idle 00:56:01 all 9.95 0.00 1.20 2.05 0.04 86.76 00:56:01 0 0.82 0.00 0.87 5.71 0.05 92.56 00:56:01 1 10.30 0.00 1.99 4.67 0.03 83.00 00:56:01 2 13.97 0.00 0.99 2.79 0.03 82.22 00:56:01 3 8.39 0.00 1.12 1.82 0.05 88.62 00:56:01 4 29.37 0.00 2.12 1.02 0.05 67.44 00:56:01 5 5.12 0.00 1.00 0.15 0.09 93.64 00:56:01 6 8.67 0.00 1.02 0.17 0.03 90.11 00:56:01 7 3.00 0.00 0.46 0.07 0.02 96.46 00:57:01 all 10.96 0.00 2.70 1.03 0.06 85.25 00:57:01 0 0.65 0.00 0.97 1.02 0.02 97.35 00:57:01 1 6.81 0.00 2.00 2.75 0.07 88.38 00:57:01 2 2.51 0.00 1.84 4.26 0.07 91.32 00:57:01 3 13.94 0.00 4.61 0.07 0.07 81.31 00:57:01 4 33.29 0.00 2.93 0.00 0.05 63.73 00:57:01 5 17.46 0.00 6.69 0.20 0.07 75.58 00:57:01 6 6.63 0.00 1.69 0.02 0.08 91.58 00:57:01 7 6.34 0.00 0.85 0.00 0.05 92.76 00:58:01 all 12.66 0.00 1.11 1.54 0.03 84.65 00:58:01 0 0.37 0.00 0.27 0.35 0.02 99.00 00:58:01 1 4.09 0.00 2.50 11.94 0.03 81.44 00:58:01 2 1.41 0.00 1.01 0.00 0.05 97.53 00:58:01 3 1.59 0.00 1.24 0.00 0.03 97.14 00:58:01 4 58.37 0.00 1.12 0.08 0.05 40.38 00:58:01 5 24.38 0.00 1.35 0.00 0.02 74.25 00:58:01 6 4.65 0.00 0.30 0.00 0.02 95.03 00:58:01 7 6.24 0.00 1.19 0.00 0.03 92.54 00:59:01 all 17.69 0.00 4.49 0.98 0.06 76.79 00:59:01 0 19.38 0.00 4.54 1.23 0.05 74.80 00:59:01 1 18.05 0.00 5.98 5.12 0.07 70.78 00:59:01 2 16.86 0.00 5.14 0.74 0.07 77.19 00:59:01 3 17.10 0.00 4.38 0.13 0.05 78.34 00:59:01 4 25.21 0.00 4.38 0.13 0.07 70.21 00:59:01 5 15.82 0.00 2.88 0.22 0.03 81.05 00:59:01 6 17.41 0.00 5.32 0.14 0.05 77.08 00:59:01 7 11.68 0.00 3.26 0.10 0.05 84.91 Average: all 12.82 0.00 2.37 1.40 0.05 83.36 Average: 0 5.29 0.00 1.66 2.06 0.03 90.95 Average: 1 9.80 0.00 3.12 6.13 0.05 80.90 Average: 2 8.67 0.00 2.24 1.94 0.05 87.08 Average: 3 10.25 0.00 2.84 0.50 0.05 86.35 Average: 4 36.62 0.00 2.63 0.31 0.05 60.38 Average: 5 15.74 0.00 2.99 0.14 0.05 81.08 Average: 6 9.32 0.00 2.08 0.08 0.05 88.48 Average: 7 6.81 0.00 1.44 0.04 0.04 91.67