---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4866 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: 2800.012 BogoMIPS: 5600.02 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 847 27274 0 4044 30863 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:9e:06:6c brd ff:ff:ff:ff:ff:ff inet 10.30.107.118/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe9e:66c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c7:14:75:52 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:c7ff:fe14:7552/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4866) 09/25/26 _x86_64_ (8 CPU) 05:47:55 LINUX RESTART (8 CPU) 05:48:01 tps rtps wtps bread/s bwrtn/s 05:49:01 330.73 74.14 256.59 5316.05 122644.76 05:50:01 217.16 55.76 161.41 4396.20 82344.68 05:51:01 285.37 5.55 279.82 788.00 57667.59 Average: 277.75 45.15 232.61 3500.08 87552.34 05:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:49:01 30096744 31647012 2842476 8.63 63100 1801172 1493508 4.39 934956 1623604 183820 05:50:01 28153588 30891040 4785632 14.53 100368 2918624 2077220 6.11 1937588 2489640 745916 05:51:01 25946920 29655764 6992300 21.23 115148 3855068 3782668 11.13 3510340 3048116 1468 Average: 28065751 30731272 4873469 14.80 92872 2858288 2451132 7.21 2127628 2387120 310401 05:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 lo 1.67 1.67 0.17 0.17 0.00 0.00 0.00 0.00 05:49:01 ens3 335.01 241.99 1689.04 61.99 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 192.27 192.27 31.57 31.57 0.00 0.00 0.00 0.00 05:50:01 ens3 351.69 253.11 6335.74 42.22 0.00 0.00 0.00 0.00 05:51:01 docker0 2.77 3.33 0.33 0.52 0.00 0.00 0.00 0.00 05:51:01 lo 122.03 122.03 20.79 20.79 0.00 0.00 0.00 0.00 05:51:01 veth3ed193b 0.10 0.35 0.01 0.03 0.00 0.00 0.00 0.00 05:51:01 ens3 297.97 156.32 3456.71 14.78 0.00 0.00 0.00 0.00 Average: docker0 0.92 1.11 0.11 0.17 0.00 0.00 0.00 0.00 Average: lo 105.32 105.32 17.51 17.51 0.00 0.00 0.00 0.00 Average: veth3ed193b 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: ens3 328.22 217.14 3827.16 39.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4866) 09/25/26 _x86_64_ (8 CPU) 05:47:55 LINUX RESTART (8 CPU) 05:48:01 CPU %user %nice %system %iowait %steal %idle 05:49:01 all 8.63 0.00 1.25 2.55 0.01 87.56 05:49:01 0 6.09 0.00 0.82 0.28 0.00 92.81 05:49:01 1 5.73 0.00 0.80 0.38 0.00 93.09 05:49:01 2 2.22 0.00 0.70 6.70 0.00 90.38 05:49:01 3 3.33 0.00 1.80 8.45 0.00 86.42 05:49:01 4 7.27 0.00 1.73 0.58 0.00 90.42 05:49:01 5 23.49 0.00 1.65 1.17 0.00 73.69 05:49:01 6 14.14 0.00 1.64 2.74 0.00 81.48 05:49:01 7 6.76 0.00 0.85 0.15 0.00 92.24 05:50:01 all 24.85 0.00 1.43 1.39 0.01 72.32 05:50:01 0 24.04 0.00 1.53 0.05 0.02 74.36 05:50:01 1 23.07 0.00 1.20 0.82 0.02 74.89 05:50:01 2 28.09 0.00 1.82 0.70 0.02 69.38 05:50:01 3 23.62 0.00 1.07 3.08 0.02 72.21 05:50:01 4 31.98 0.00 1.77 1.10 0.02 65.13 05:50:01 5 17.87 0.00 1.67 0.83 0.02 79.61 05:50:01 6 21.18 0.00 1.00 0.35 0.00 77.47 05:50:01 7 28.95 0.00 1.38 4.20 0.02 65.46 05:51:01 all 28.50 0.00 2.36 1.18 0.01 67.95 05:51:01 0 30.44 0.00 2.09 0.60 0.03 66.83 05:51:01 1 34.09 0.00 2.44 1.82 0.02 61.64 05:51:01 2 41.37 0.00 3.86 0.42 0.02 54.34 05:51:01 3 24.98 0.00 1.48 0.40 0.00 73.15 05:51:01 4 26.82 0.00 1.96 0.37 0.00 70.85 05:51:01 5 25.70 0.00 3.05 4.07 0.02 67.16 05:51:01 6 21.05 0.00 2.27 1.41 0.02 75.25 05:51:01 7 23.71 0.00 1.73 0.37 0.00 74.19 Average: all 20.67 0.00 1.68 1.71 0.01 75.93 Average: 0 20.19 0.00 1.48 0.31 0.02 78.00 Average: 1 20.96 0.00 1.48 1.01 0.01 76.54 Average: 2 23.92 0.00 2.13 2.60 0.01 71.34 Average: 3 17.35 0.00 1.45 3.96 0.01 77.24 Average: 4 22.00 0.00 1.82 0.69 0.01 75.49 Average: 5 22.34 0.00 2.12 2.02 0.01 73.50 Average: 6 18.81 0.00 1.64 1.50 0.01 78.05 Average: 7 19.82 0.00 1.32 1.58 0.01 77.28