---> uname -a: Linux prd-centos7-docker-2c-1g-6858.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 641 4450 16 2729 6884 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:27:ea:e5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.128/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:fe27:eae5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0e:44:da:07 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) 10/31/2026 _x86_64_ (2 CPU) 04:42:57 PM LINUX RESTART 04:44:02 PM tps rtps wtps bread/s bwrtn/s 04:45:01 PM 322.03 5.96 316.07 2489.67 11589.30 04:46:01 PM 136.80 5.18 131.62 329.80 22999.45 Average: 228.63 5.57 223.07 1400.67 17342.27 04:44:02 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:45:01 PM 5062704 2946204 36.79 2620 2097148 1050788 11.60 824736 1799484 97824 04:46:01 PM 4629836 3379072 42.19 2620 2664108 913860 10.09 851404 2182184 8288 Average: 4846270 3162638 39.49 2620 2380628 982324 10.85 838070 1990834 53056 04:44:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:45:01 PM eth0 99.98 67.71 1272.26 13.17 0.00 0.00 0.00 04:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 PM eth0 244.14 164.40 5982.42 25.63 0.00 0.00 0.00 04:46:01 PM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 04:46:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 172.67 116.46 3647.11 19.46 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) 10/31/2026 _x86_64_ (2 CPU) 04:42:57 PM LINUX RESTART 04:44:02 PM CPU %user %nice %system %iowait %steal %idle 04:45:01 PM all 35.88 0.00 7.75 1.45 0.03 54.90 04:45:01 PM 0 26.04 0.00 7.14 1.25 0.03 65.54 04:45:01 PM 1 45.69 0.00 8.37 1.66 0.02 44.27 04:46:01 PM all 35.69 0.00 5.24 1.18 0.03 57.86 04:46:01 PM 0 22.44 0.00 4.62 0.99 0.02 71.93 04:46:01 PM 1 49.12 0.00 5.84 1.36 0.05 43.63 Average: all 35.78 0.00 6.48 1.31 0.03 56.39 Average: 0 24.22 0.00 5.87 1.12 0.03 68.77 Average: 1 47.41 0.00 7.10 1.51 0.03 43.95