---> uname -a: Linux prd-centos7-docker-2c-1g-5622.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 7.7G 33G 20% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 640 3720 16 3460 6875 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:fb:6d:7a brd ff:ff:ff:ff:ff:ff inet 10.30.106.91/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86196sec preferred_lft 86196sec inet6 fe80::f816:3eff:fefb:6d7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7d:d8:e2:f7 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) 10/27/2026 _x86_64_ (2 CPU) 10:29:28 AM LINUX RESTART 10:30:01 AM tps rtps wtps bread/s bwrtn/s 10:31:01 AM 246.88 36.37 210.50 4997.77 8762.59 10:32:01 AM 391.98 9.24 382.74 2608.82 43654.95 10:33:02 AM 52.94 1.87 51.07 197.44 27528.58 Average: 230.62 15.83 214.79 2601.61 26648.61 10:30:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:31:01 AM 5329676 2679232 33.45 2620 1937004 974388 10.76 659104 1724248 203208 10:32:01 AM 4452472 3556436 44.41 2620 2842600 909048 10.04 1129956 2073860 44 10:33:02 AM 3883552 4125356 51.51 2620 3391200 907964 10.02 1793560 1963124 8416 Average: 4555233 3453675 43.12 2620 2723601 930467 10.27 1194207 1920411 70556 10:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 10:31:01 AM eth0 316.81 203.18 1870.39 68.75 0.00 0.00 0.00 10:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:32:01 AM eth0 869.05 961.71 9995.10 5943.39 0.00 0.00 0.00 10:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:02 AM eth0 995.97 1144.50 9829.68 7323.26 0.00 0.00 0.00 10:33:02 AM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 10:33:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 727.25 769.75 7231.44 4444.81 0.00 0.00 0.00 Average: lo 0.18 0.18 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) 10/27/2026 _x86_64_ (2 CPU) 10:29:28 AM LINUX RESTART 10:30:01 AM CPU %user %nice %system %iowait %steal %idle 10:31:01 AM all 43.24 0.00 6.01 2.37 0.03 48.36 10:31:01 AM 0 56.84 0.00 7.43 3.43 0.03 32.26 10:31:01 AM 1 29.64 0.00 4.58 1.31 0.02 64.45 10:32:01 AM all 40.21 0.00 8.22 5.16 0.02 46.39 10:32:01 AM 0 47.68 0.00 8.82 2.79 0.02 40.69 10:32:01 AM 1 32.76 0.00 7.62 7.52 0.02 52.09 10:33:02 AM all 45.89 0.00 5.71 0.25 0.03 48.11 10:33:02 AM 0 54.34 0.00 6.53 0.32 0.05 38.76 10:33:02 AM 1 37.59 0.00 4.95 0.18 0.02 57.26 Average: all 43.11 0.00 6.65 2.60 0.03 47.62 Average: 0 52.95 0.00 7.60 2.19 0.03 37.23 Average: 1 33.33 0.00 5.72 3.00 0.02 57.93