---> uname -a: Linux prd-centos7-docker-2c-1g-3601.novalocal 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 16:21:17 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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 art rep_good nopl extd_apicid eagerfpu 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 retpoline_amd ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip intel_stibp arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 17M 3.9G 1% /run tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda1 40G 9.4G 31G 24% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 857 1607 16 5356 6648 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a8:27:6a brd ff:ff:ff:ff:ff:ff inet 10.30.106.144/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:fea8:276a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:60:00:a6:4a 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 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/20/2026 _x86_64_ (2 CPU) 07:13:09 AM LINUX RESTART 07:14:01 AM tps rtps wtps bread/s bwrtn/s 07:15:02 AM 288.88 2.95 285.93 1635.16 10435.25 07:16:01 AM 1528.17 7.30 1520.87 1017.62 118791.45 Average: 903.22 5.10 898.11 1329.03 64149.35 07:14:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:15:02 AM 5105700 2903208 36.25 2620 2107096 985736 10.88 763592 1813228 162740 07:16:01 AM 1734308 6274600 78.35 2620 5080328 1173576 12.96 1061948 4426616 399032 Average: 3420004 4588904 57.30 2620 3593712 1079656 11.92 912770 3119922 280886 07:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:15:02 AM eth0 104.26 75.99 1491.29 15.12 0.00 0.00 0.00 07:15:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 AM eth0 1127.27 667.58 31332.71 46.41 0.00 0.00 0.00 07:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 611.39 369.25 16284.22 30.63 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/20/2026 _x86_64_ (2 CPU) 07:13:09 AM LINUX RESTART 07:14:01 AM CPU %user %nice %system %iowait %steal %idle 07:15:02 AM all 38.71 0.00 4.18 1.25 0.03 55.82 07:15:02 AM 0 30.64 0.00 3.90 1.14 0.03 64.29 07:15:02 AM 1 46.79 0.00 4.45 1.37 0.02 47.37 07:16:01 AM all 44.63 0.00 18.13 2.74 0.02 34.49 07:16:01 AM 0 40.17 0.00 17.91 2.79 0.02 39.11 07:16:01 AM 1 49.09 0.00 18.35 2.68 0.03 29.84 Average: all 41.62 0.00 11.03 1.98 0.03 45.34 Average: 0 35.32 0.00 10.79 1.95 0.03 51.91 Average: 1 47.92 0.00 11.28 2.02 0.03 38.76