---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1282 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 13G 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 853 26585 0 4728 30857 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:b1:f0:18 brd ff:ff:ff:ff:ff:ff inet 10.30.107.93/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:feb1:f018/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:48:46:54:86 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 ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1282) 12/25/25 _x86_64_ (8 CPU) 12:22:36 LINUX RESTART (8 CPU) 12:23:02 tps rtps wtps bread/s bwrtn/s 12:24:01 329.82 51.68 278.14 3527.21 50844.32 12:25:01 167.06 21.40 145.66 812.80 53466.42 12:26:01 136.91 6.73 130.18 854.39 117456.56 12:27:01 37.03 0.23 36.79 13.06 34186.84 Average: 167.03 19.88 147.15 1292.65 64042.97 12:23:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:01 30051112 31694920 2888108 8.77 74352 1875800 1457676 4.29 865956 1724728 231616 12:25:01 27584212 29969872 5355008 16.26 90076 2581964 3564612 10.49 2684516 2323700 506916 12:26:01 24554452 29265444 8384768 25.46 109396 4802584 7199540 21.18 3437768 4469068 339244 12:27:01 27264764 31626636 5674456 17.23 110004 4468348 1427216 4.20 1120124 4115880 13444 Average: 27363635 30639218 5575585 16.93 95957 3432174 3412261 10.04 2027091 3158344 272805 12:23:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 ens3 390.43 272.57 1878.03 78.57 0.00 0.00 0.00 0.00 12:24:01 lo 1.36 1.36 0.16 0.16 0.00 0.00 0.00 0.00 12:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 ens3 1130.09 613.63 9047.05 160.68 0.00 0.00 0.00 0.00 12:25:01 lo 3.78 3.78 0.55 0.55 0.00 0.00 0.00 0.00 12:26:01 veth0facfab 0.18 0.40 0.01 0.03 0.00 0.00 0.00 0.00 12:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 veth97aab78 0.00 0.28 0.00 0.02 0.00 0.00 0.00 0.00 12:26:01 ens3 251.52 167.82 2809.45 33.22 0.00 0.00 0.00 0.00 12:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:27:01 ens3 516.50 353.52 117.41 103.10 0.00 0.00 0.00 0.00 12:27:01 lo 44.31 44.31 4.16 4.16 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: ens3 572.89 352.22 3469.55 93.96 0.00 0.00 0.00 0.00 Average: lo 10.17 10.17 0.96 0.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1282) 12/25/25 _x86_64_ (8 CPU) 12:22:36 LINUX RESTART (8 CPU) 12:23:02 CPU %user %nice %system %iowait %steal %idle 12:24:01 all 11.92 0.00 1.06 2.29 0.04 84.68 12:24:01 0 3.35 0.00 0.39 10.14 0.05 86.07 12:24:01 1 9.29 0.00 1.46 3.84 0.05 85.35 12:24:01 2 27.63 0.00 1.95 1.12 0.07 69.23 12:24:01 3 14.33 0.00 1.32 0.71 0.05 83.58 12:24:01 4 5.30 0.00 0.56 1.52 0.03 92.59 12:24:01 5 24.13 0.00 1.70 0.73 0.03 73.41 12:24:01 6 7.82 0.00 0.70 0.12 0.03 91.33 12:24:01 7 3.51 0.00 0.37 0.19 0.02 95.92 12:25:01 all 25.93 0.00 1.99 1.60 0.08 70.40 12:25:01 0 20.25 0.00 2.90 5.19 0.07 71.59 12:25:01 1 19.33 0.00 1.66 0.79 0.05 78.18 12:25:01 2 27.46 0.00 1.84 3.98 0.08 66.63 12:25:01 3 31.31 0.00 2.51 0.79 0.08 65.32 12:25:01 4 30.37 0.00 2.15 0.87 0.07 66.54 12:25:01 5 23.73 0.00 1.63 0.54 0.08 74.02 12:25:01 6 29.92 0.00 1.44 0.57 0.07 68.00 12:25:01 7 25.14 0.00 1.79 0.07 0.07 72.94 12:26:01 all 9.97 0.00 3.63 3.42 0.06 82.92 12:26:01 0 9.54 0.00 3.30 13.49 0.07 73.60 12:26:01 1 9.80 0.00 4.33 6.33 0.08 79.45 12:26:01 2 9.59 0.00 3.93 6.70 0.07 79.71 12:26:01 3 8.92 0.00 3.84 0.17 0.07 87.00 12:26:01 4 9.78 0.00 3.38 0.39 0.07 86.39 12:26:01 5 9.44 0.00 2.85 0.08 0.03 87.59 12:26:01 6 12.44 0.00 3.29 0.15 0.07 84.06 12:26:01 7 10.23 0.00 4.06 0.05 0.05 85.61 12:27:01 all 3.81 0.00 0.98 1.09 0.06 94.06 12:27:01 0 2.57 0.00 0.83 0.02 0.05 96.53 12:27:01 1 2.25 0.00 1.32 1.97 0.07 94.39 12:27:01 2 3.65 0.00 0.88 6.13 0.07 89.27 12:27:01 3 3.82 0.00 0.57 0.03 0.07 95.51 12:27:01 4 4.01 0.00 0.75 0.48 0.05 94.71 12:27:01 5 7.60 0.00 1.07 0.03 0.05 91.25 12:27:01 6 3.48 0.00 1.55 0.00 0.05 94.92 12:27:01 7 3.08 0.00 0.94 0.02 0.07 95.90 Average: all 12.91 0.00 1.91 2.10 0.06 83.02 Average: 0 8.94 0.00 1.86 7.18 0.06 81.96 Average: 1 10.17 0.00 2.19 3.22 0.06 84.36 Average: 2 17.00 0.00 2.15 4.50 0.07 76.28 Average: 3 14.60 0.00 2.06 0.42 0.07 82.85 Average: 4 12.38 0.00 1.71 0.81 0.05 85.04 Average: 5 16.20 0.00 1.81 0.34 0.05 81.60 Average: 6 13.43 0.00 1.74 0.21 0.05 84.56 Average: 7 10.52 0.00 1.79 0.08 0.05 87.56