---> uname -a: Linux prd-centos7-docker-2c-1g-18488.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 6.7G 34G 17% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 599 4837 16 2384 6931 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:f4:3b:7b brd ff:ff:ff:ff:ff:ff inet 10.30.106.187/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fef4:3b7b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:9c:8e:2d 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) 09/07/2026 _x86_64_ (2 CPU) 10:13:41 AM LINUX RESTART 10:14:01 AM tps rtps wtps bread/s bwrtn/s 10:15:01 AM 216.35 57.89 158.46 6698.90 38479.79 10:16:02 AM 168.95 2.18 166.77 1609.33 7247.32 10:17:01 AM 255.54 9.19 246.34 1217.61 8911.85 Average: 213.38 23.17 190.22 3186.38 18266.13 10:14:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:15:01 AM 5694660 2314256 28.90 2620 1684048 890616 9.83 524116 1543184 34748 10:16:02 AM 5275120 2733796 34.13 2620 2060812 873504 9.64 629912 1792756 204272 10:17:01 AM 5019008 2989908 37.33 2620 2321652 865720 9.56 844592 1809712 217972 Average: 5329596 2679320 33.45 2620 2022171 876613 9.68 666207 1715217 152331 10:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 10:15:01 AM eth0 182.02 146.82 904.82 62.47 0.00 0.00 0.00 10:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:16:02 AM eth0 120.95 99.17 1282.89 14.56 0.00 0.00 0.00 10:16:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:16:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:17:01 AM eth0 186.18 168.86 2871.88 292.61 0.00 0.00 0.00 10:17:01 AM lo 0.64 0.64 0.12 0.12 0.00 0.00 0.00 10:17:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 162.93 138.12 1679.96 122.28 0.00 0.00 0.00 Average: lo 0.21 0.21 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) 09/07/2026 _x86_64_ (2 CPU) 10:13:41 AM LINUX RESTART 10:14:01 AM CPU %user %nice %system %iowait %steal %idle 10:15:01 AM all 25.39 0.00 4.45 7.46 0.03 62.67 10:15:01 AM 0 30.34 0.00 4.99 8.01 0.03 56.62 10:15:01 AM 1 20.44 0.00 3.90 6.92 0.03 68.71 10:16:02 AM all 28.33 0.00 3.48 1.06 0.04 67.09 10:16:02 AM 0 51.13 0.00 5.60 1.61 0.03 41.63 10:16:02 AM 1 5.59 0.00 1.39 0.50 0.03 92.48 10:17:01 AM all 32.79 0.00 6.29 0.87 0.03 60.02 10:17:01 AM 0 51.21 0.00 7.29 0.84 0.03 40.62 10:17:01 AM 1 14.47 0.00 5.29 0.89 0.03 79.32 Average: all 28.81 0.00 4.73 3.14 0.03 63.28 Average: 0 44.18 0.00 5.95 3.51 0.03 46.33 Average: 1 13.49 0.00 3.52 2.78 0.03 80.18