---> uname -a: Linux prd-centos7-docker-2c-1g-5036.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 6.4G 34G 16% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 607 5058 16 2154 6927 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:41:3c:b5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.87/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fe41:3cb5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e6:ad:ec:fe 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) 10/25/2026 _x86_64_ (2 CPU) 10:21:20 PM LINUX RESTART 10:22:01 PM tps rtps wtps bread/s bwrtn/s 10:23:01 PM 259.25 23.56 235.69 4582.79 7987.68 10:24:02 PM 320.55 9.11 311.44 2585.45 10841.60 10:25:01 PM 48.94 2.02 46.93 221.64 1887.38 Average: 210.48 11.61 198.87 2476.04 6933.68 10:22:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:23:01 PM 5509040 2499868 31.21 2620 1843864 870520 9.61 544204 1670404 132748 10:24:02 PM 5258356 2750552 34.34 2620 2088812 838060 9.25 643776 1784784 35756 10:25:01 PM 5105836 2903072 36.25 2620 2095076 981580 10.84 904688 1674736 7720 Average: 5291077 2717831 33.94 2620 2009251 896720 9.90 697556 1709975 58741 10:22:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 10:23:01 PM eth0 348.89 244.48 1601.36 68.49 0.00 0.00 0.00 10:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:23:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:02 PM eth0 67.98 55.45 614.17 11.09 0.00 0.00 0.00 10:24:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:25:01 PM eth0 25.88 22.61 19.34 9.59 0.00 0.00 0.00 10:25:01 PM lo 0.61 0.61 0.12 0.12 0.00 0.00 0.00 10:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 148.28 108.00 749.11 29.84 0.00 0.00 0.00 Average: lo 0.20 0.20 0.04 0.04 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) 10/25/2026 _x86_64_ (2 CPU) 10:21:20 PM LINUX RESTART 10:22:01 PM CPU %user %nice %system %iowait %steal %idle 10:23:01 PM all 36.19 0.00 4.56 2.41 0.03 56.82 10:23:01 PM 0 19.26 0.00 3.52 2.84 0.02 74.36 10:23:01 PM 1 53.06 0.00 5.63 1.98 0.02 39.32 10:24:02 PM all 31.89 0.00 6.25 1.13 0.03 60.70 10:24:02 PM 0 17.88 0.00 5.50 1.03 0.02 75.58 10:24:02 PM 1 46.05 0.00 6.99 1.22 0.03 45.71 10:25:01 PM all 32.97 0.00 2.42 0.27 0.02 64.32 10:25:01 PM 0 15.86 0.00 2.09 0.08 0.00 81.96 10:25:01 PM 1 50.23 0.00 2.78 0.48 0.03 46.48 Average: all 33.69 0.00 4.42 1.28 0.02 60.59 Average: 0 17.67 0.00 3.71 1.32 0.01 77.29 Average: 1 49.79 0.00 5.14 1.23 0.03 43.81