---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4357 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 708K 3.2G 1% /run /dev/vda1 155G 12G 144G 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 821 27619 0 3726 30890 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:56:6c:39 brd ff:ff:ff:ff:ff:ff inet 10.30.106.157/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe56:6c39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:83:7e:c4:48 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::42:83ff:fe7e:c448/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4357) 10/23/26 _x86_64_ (8 CPU) 05:43:11 LINUX RESTART (8 CPU) 05:44:02 tps rtps wtps bread/s bwrtn/s 05:45:01 220.91 9.35 211.56 1699.09 102390.51 05:46:01 346.88 0.18 346.69 19.46 57967.27 05:47:01 573.15 0.25 572.90 25.60 60824.53 Average: 381.19 3.23 377.97 575.20 73568.95 05:44:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:45:01 29525820 31631844 3413400 10.36 81916 2316252 1685644 4.96 1022476 2055024 21676 05:46:01 28725176 31507192 4214044 12.79 125692 2883976 1761324 5.18 1176584 2605128 245792 05:47:01 28258288 31594788 4680932 14.21 183392 3330440 1513544 4.45 1445268 2750496 1128 Average: 28836428 31577941 4102792 12.46 130333 2843556 1653504 4.86 1214776 2470216 89532 05:44:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:45:01 lo 3.19 3.19 0.38 0.38 0.00 0.00 0.00 0.00 05:45:01 ens3 202.74 115.18 4322.27 17.66 0.00 0.00 0.00 0.00 05:45:01 vethccdbf21 36.83 67.30 2.67 2105.12 0.00 0.00 0.00 0.17 05:45:01 docker0 36.83 67.18 2.17 2105.12 0.00 0.00 0.00 0.00 05:46:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:46:01 ens3 99.98 67.42 874.58 14.64 0.00 0.00 0.00 0.00 05:46:01 docker0 36.34 67.77 6.41 866.57 0.00 0.00 0.00 0.00 05:46:01 vethb683a0b 36.34 67.92 6.90 866.58 0.00 0.00 0.00 0.07 05:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:01 ens3 58.87 40.18 662.86 11.66 0.00 0.00 0.00 0.00 05:47:01 docker0 24.28 40.28 1.86 654.60 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 120.08 74.03 1940.14 14.64 0.00 0.00 0.00 0.00 Average: docker0 32.46 58.36 3.49 1203.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4357) 10/23/26 _x86_64_ (8 CPU) 05:43:11 LINUX RESTART (8 CPU) 05:44:02 CPU %user %nice %system %iowait %steal %idle 05:45:01 all 9.90 0.00 1.35 2.02 0.01 86.71 05:45:01 0 10.19 0.00 1.38 1.95 0.00 86.48 05:45:01 1 27.96 0.00 1.99 0.95 0.02 69.09 05:45:01 2 2.70 0.00 0.88 0.10 0.00 96.32 05:45:01 3 3.41 0.00 0.97 0.03 0.00 95.59 05:45:01 4 4.62 0.00 0.83 0.02 0.00 94.53 05:45:01 5 0.65 0.00 1.35 11.35 0.00 86.64 05:45:01 6 6.68 0.00 1.19 0.17 0.00 91.96 05:45:01 7 23.04 0.00 2.25 1.67 0.02 73.03 05:46:01 all 9.40 0.00 2.48 1.91 0.01 86.20 05:46:01 0 7.64 0.00 2.29 1.19 0.02 88.87 05:46:01 1 10.74 0.00 2.76 0.67 0.02 85.81 05:46:01 2 7.48 0.00 3.28 0.79 0.02 88.44 05:46:01 3 3.29 0.00 1.80 0.18 0.00 94.72 05:46:01 4 4.65 0.00 1.20 0.03 0.00 94.11 05:46:01 5 8.24 0.00 2.10 2.97 0.00 86.70 05:46:01 6 14.87 0.00 2.97 0.62 0.02 81.52 05:46:01 7 18.30 0.00 3.44 8.85 0.02 69.39 05:47:01 all 9.73 0.00 4.07 1.98 0.01 84.22 05:47:01 0 8.14 0.00 3.87 0.42 0.00 87.58 05:47:01 1 8.78 0.00 4.25 3.75 0.02 83.21 05:47:01 2 7.79 0.00 3.67 1.09 0.02 87.43 05:47:01 3 8.57 0.00 3.71 0.18 0.02 87.52 05:47:01 4 10.16 0.00 5.50 3.55 0.00 80.79 05:47:01 5 17.94 0.00 3.63 0.79 0.02 77.62 05:47:01 6 11.06 0.00 4.76 0.32 0.00 83.87 05:47:01 7 5.41 0.00 3.21 5.68 0.02 85.69 Average: all 9.68 0.00 2.64 1.97 0.01 85.71 Average: 0 8.65 0.00 2.52 1.18 0.01 87.65 Average: 1 15.76 0.00 3.00 1.79 0.02 79.42 Average: 2 6.00 0.00 2.62 0.66 0.01 90.71 Average: 3 5.09 0.00 2.16 0.13 0.01 92.60 Average: 4 6.48 0.00 2.52 1.21 0.00 89.80 Average: 5 8.98 0.00 2.36 5.00 0.01 83.64 Average: 6 10.89 0.00 2.98 0.37 0.01 85.75 Average: 7 15.55 0.00 2.97 5.42 0.02 76.04