---> uname -a: Linux prd-centos7-docker-2c-1g-2005.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: 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): 0,1 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 6.9G 34G 18% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 658 4465 16 2697 6867 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:9a:c8:bd brd ff:ff:ff:ff:ff:ff inet 10.30.107.209/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86229sec preferred_lft 86229sec inet6 fe80::f816:3eff:fe9a:c8bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c7:a4:2a:4c 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) 11/09/2026 _x86_64_ (2 CPU) 11:05:06 AM LINUX RESTART 11:06:01 AM tps rtps wtps bread/s bwrtn/s 11:07:01 AM 239.01 2.83 236.18 1631.57 8688.93 11:08:01 AM 240.14 8.99 231.15 1172.03 24434.30 Average: 239.58 5.91 233.67 1401.80 16561.61 11:06:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:07:01 AM 5249908 2759000 34.45 2620 2046220 962924 10.63 657876 1787508 152632 11:08:01 AM 4602880 3406028 42.53 2620 2630992 1004452 11.09 911748 2147812 30692 Average: 4926394 3082514 38.49 2620 2338606 983688 10.86 784812 1967660 91662 11:06:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:07:01 AM eth0 106.01 61.90 1297.43 14.20 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 225.09 152.83 6327.54 18.61 0.00 0.00 0.00 11:08:01 AM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 11:08:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 165.55 107.37 3812.48 16.41 0.00 0.00 0.00 Average: lo 0.27 0.27 0.06 0.06 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) 11/09/2026 _x86_64_ (2 CPU) 11:05:06 AM LINUX RESTART 11:06:01 AM CPU %user %nice %system %iowait %steal %idle 11:07:01 AM all 30.62 0.00 3.68 4.05 0.03 61.62 11:07:01 AM 0 44.06 0.00 4.55 3.86 0.03 47.50 11:07:01 AM 1 17.27 0.00 2.80 4.25 0.02 75.66 11:08:01 AM all 40.47 0.00 6.98 1.49 0.03 51.03 11:08:01 AM 0 58.70 0.00 7.88 1.86 0.05 31.52 11:08:01 AM 1 22.53 0.00 6.08 1.12 0.02 70.25 Average: all 35.54 0.00 5.32 2.77 0.03 56.34 Average: 0 51.34 0.00 6.21 2.86 0.04 39.55 Average: 1 19.90 0.00 4.44 2.69 0.02 72.96