---> uname -a: Linux prd-centos7-docker-2c-1g-6248.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 7.0G 34G 18% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 656 4444 16 2720 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:38:b6:c1 brd ff:ff:ff:ff:ff:ff inet 10.30.106.219/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86216sec preferred_lft 86216sec inet6 fe80::f816:3eff:fe38:b6c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:e4:7f:81 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) 02:12:49 PM LINUX RESTART 02:14:01 PM tps rtps wtps bread/s bwrtn/s 02:15:01 PM 374.47 9.26 365.21 2624.61 11181.93 02:16:01 PM 94.32 1.27 93.05 129.91 21084.16 Average: 234.41 5.26 229.14 1377.37 16132.63 02:14:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:15:01 PM 4789936 3218972 40.19 2620 2459144 1142708 12.62 779024 2091004 414528 02:16:01 PM 4533072 3475836 43.40 2620 2652600 991608 10.95 1147108 1977832 8540 Average: 4661504 3347404 41.80 2620 2555872 1067158 11.78 963066 2034418 211534 02:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:15:01 PM eth0 257.77 171.69 6275.15 18.96 0.00 0.00 0.00 02:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 PM eth0 257.53 346.02 584.25 2532.60 0.00 0.00 0.00 02:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 257.65 258.85 3429.94 1275.68 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) 10/29/2026 _x86_64_ (2 CPU) 02:12:49 PM LINUX RESTART 02:14:01 PM CPU %user %nice %system %iowait %steal %idle 02:15:01 PM all 38.16 0.00 6.71 1.20 0.02 53.90 02:15:01 PM 0 21.75 0.00 5.40 0.99 0.02 71.85 02:15:01 PM 1 54.71 0.00 8.05 1.40 0.03 35.80 02:16:01 PM all 32.04 0.00 2.99 0.62 0.02 64.33 02:16:01 PM 0 14.33 0.00 2.26 0.49 0.00 82.92 02:16:01 PM 1 49.97 0.00 3.74 0.78 0.02 45.50 Average: all 35.10 0.00 4.85 0.91 0.02 59.11 Average: 0 18.04 0.00 3.83 0.74 0.01 77.38 Average: 1 52.34 0.00 5.90 1.09 0.03 40.64