---> uname -a: Linux prd-centos7-docker-2c-1g-6219.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 7.0G 34G 18% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 602 4496 16 2722 6921 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:43:dd:2b brd ff:ff:ff:ff:ff:ff inet 10.30.106.32/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86239sec preferred_lft 86239sec inet6 fe80::f816:3eff:fe43:dd2b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e7:ae:8e:eb 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) 10/29/2026 _x86_64_ (2 CPU) 01:03:26 PM LINUX RESTART 01:04:01 PM tps rtps wtps bread/s bwrtn/s 01:05:01 PM 331.46 59.19 272.27 5706.20 9605.38 01:06:01 PM 319.85 11.02 308.83 2778.35 10326.14 Average: 325.66 35.11 290.55 4242.15 9965.79 01:04:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 PM 5381812 2627104 32.80 2620 1927532 931812 10.29 604560 1724664 177080 01:06:01 PM 4637612 3371304 42.09 2620 2653016 907232 10.02 862584 2153760 570652 Average: 5009712 2999204 37.45 2620 2290274 919522 10.15 733572 1939212 373866 01:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:05:01 PM eth0 329.28 217.06 1925.66 71.20 0.00 0.00 0.00 01:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM eth0 241.57 174.15 5133.92 20.71 0.00 0.00 0.00 01:06:01 PM lo 0.63 0.63 0.12 0.12 0.00 0.00 0.00 01:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 285.42 195.60 3529.92 45.96 0.00 0.00 0.00 Average: lo 0.32 0.32 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) 10/29/2026 _x86_64_ (2 CPU) 01:03:26 PM LINUX RESTART 01:04:01 PM CPU %user %nice %system %iowait %steal %idle 01:05:01 PM all 43.68 0.00 6.63 2.77 0.03 46.89 01:05:01 PM 0 56.69 0.00 7.98 3.02 0.05 32.26 01:05:01 PM 1 30.70 0.00 5.30 2.52 0.02 61.46 01:06:01 PM all 39.32 0.00 7.95 1.04 0.05 51.65 01:06:01 PM 0 51.17 0.00 8.57 1.41 0.05 38.79 01:06:01 PM 1 27.58 0.00 7.33 0.66 0.03 64.40 Average: all 41.50 0.00 7.29 1.90 0.04 49.27 Average: 0 53.93 0.00 8.28 2.22 0.05 35.52 Average: 1 29.14 0.00 6.32 1.59 0.03 62.93