---> uname -a: Linux prd-centos8-docker-8c-8g-6360.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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 rep_good nopl cpuid extd_apicid tsc_known_freq 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 ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1024 28259 20 2603 30410 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:78:7b:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.228/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe78:7b33/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:18:a6:91:d2 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/01/2026 _x86_64_ (8 CPU) 05:17:38 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 107.25 7.71 99.53 1435.39 6977.57 05:20:01 AM 210.78 3.88 206.90 917.43 14918.98 05:21:01 AM 102.95 1.52 101.43 387.87 6291.39 Average: 140.33 4.37 135.95 913.56 9395.98 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29504372 31208396 3149000 9.64 2688 2028772 1465796 4.35 138872 2578224 186964 05:20:01 AM 27517428 29537280 5135944 15.73 2688 2331324 3531496 10.48 200624 4437384 92276 05:21:01 AM 27054228 29246380 5599144 17.15 2688 2498192 3558332 10.56 238504 4839832 84840 Average: 28025343 29997352 4628029 14.17 2688 2286096 2851875 8.46 192667 3951813 121360 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 131.71 86.85 1420.97 16.91 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 272.24 241.89 2116.53 66.92 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 154.48 138.22 1548.73 28.28 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 186.14 155.65 1695.41 37.37 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/01/2026 _x86_64_ (8 CPU) 05:17:38 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.52 0.00 1.02 2.21 0.01 88.24 05:19:01 AM 0 3.86 0.00 0.52 0.37 0.02 95.24 05:19:01 AM 1 2.80 0.00 0.55 0.35 0.00 96.30 05:19:01 AM 2 22.76 0.00 2.44 4.07 0.02 70.71 05:19:01 AM 3 2.89 0.00 0.57 0.47 0.02 96.06 05:19:01 AM 4 11.41 0.00 1.25 8.45 0.00 78.88 05:19:01 AM 5 6.06 0.00 0.88 0.13 0.00 92.92 05:19:01 AM 6 8.60 0.00 0.92 0.20 0.02 90.26 05:19:01 AM 7 9.76 0.00 1.03 3.65 0.00 85.55 05:20:01 AM all 27.21 0.00 1.69 0.63 0.01 70.45 05:20:01 AM 0 33.08 0.00 2.09 1.12 0.00 63.70 05:20:01 AM 1 33.97 0.00 2.06 0.67 0.02 63.28 05:20:01 AM 2 23.70 0.00 1.85 0.55 0.02 73.88 05:20:01 AM 3 26.83 0.00 1.61 0.54 0.00 71.03 05:20:01 AM 4 33.01 0.00 1.67 0.62 0.02 64.68 05:20:01 AM 5 21.42 0.00 1.57 0.90 0.02 76.08 05:20:01 AM 6 13.71 0.00 1.21 0.37 0.00 84.72 05:20:01 AM 7 31.98 0.00 1.44 0.30 0.02 66.26 05:21:01 AM all 41.01 0.00 1.68 0.28 0.02 57.01 05:21:01 AM 0 42.97 0.00 1.29 0.08 0.02 55.64 05:21:01 AM 1 33.46 0.00 1.50 0.07 0.02 64.96 05:21:01 AM 2 42.59 0.00 1.49 0.15 0.02 55.76 05:21:01 AM 3 39.20 0.00 1.59 0.37 0.02 58.83 05:21:01 AM 4 45.22 0.00 1.94 0.38 0.03 52.42 05:21:01 AM 5 42.75 0.00 2.04 0.55 0.02 54.64 05:21:01 AM 6 31.40 0.00 1.82 0.22 0.02 66.54 05:21:01 AM 7 50.52 0.00 1.80 0.38 0.03 47.26 Average: all 25.58 0.00 1.46 1.04 0.01 71.90 Average: 0 26.62 0.00 1.30 0.52 0.01 71.55 Average: 1 23.42 0.00 1.37 0.36 0.01 74.84 Average: 2 29.68 0.00 1.93 1.59 0.02 66.78 Average: 3 22.96 0.00 1.25 0.46 0.01 75.31 Average: 4 29.87 0.00 1.62 3.16 0.02 65.33 Average: 5 23.40 0.00 1.50 0.53 0.01 74.56 Average: 6 17.90 0.00 1.32 0.26 0.01 80.51 Average: 7 30.75 0.00 1.43 1.45 0.02 66.36