---> uname -a: Linux prd-centos8-docker-8c-8g-15996.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1067 26383 20 4437 30351 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:ed:23:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.126/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:feed:23a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2b:13:3b:64 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 inet6 fe80::42:2bff:fe13:3b64/64 scope link 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) 08/28/2026 _x86_64_ (8 CPU) 02:28:45 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 146.35 14.71 131.64 3146.28 10639.04 02:32:01 AM 243.56 4.30 239.26 889.32 13053.24 02:33:01 AM 146.67 17.06 129.61 5723.69 37834.47 Average: 178.86 12.02 166.83 3253.23 20509.33 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29159380 31118284 3493984 10.70 2688 2277352 2054580 6.10 157048 2874752 231976 02:32:01 AM 27706164 30071552 4947200 15.15 2688 2675608 2459304 7.30 252084 4191832 291276 02:33:01 AM 26551108 30084852 6102256 18.69 2688 3826968 2474032 7.34 508656 5025480 197128 Average: 27805551 30424896 4847813 14.85 2688 2926643 2329305 6.91 305929 4030688 240127 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 243.89 162.63 1673.53 30.40 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 479.30 388.30 5957.20 51.55 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 11.86 11.86 1.26 1.26 0.00 0.00 0.00 0.00 02:33:01 AM eth0 1305.58 368.03 7647.26 44.36 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.32 5.46 0.62 0.63 0.00 0.00 0.00 0.00 Average: lo 3.95 3.95 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 676.27 306.31 5092.61 42.10 0.00 0.00 0.00 0.00 Average: docker0 1.44 1.82 0.21 0.21 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) 08/28/2026 _x86_64_ (8 CPU) 02:28:45 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 9.95 0.00 0.99 0.60 0.01 88.45 02:31:01 AM 0 11.01 0.00 1.20 1.40 0.00 86.39 02:31:01 AM 1 3.63 0.00 0.57 0.50 0.00 95.30 02:31:01 AM 2 10.14 0.00 1.22 1.00 0.00 87.64 02:31:01 AM 3 8.92 0.00 0.92 0.48 0.00 89.67 02:31:01 AM 4 13.39 0.00 0.93 0.57 0.00 85.11 02:31:01 AM 5 19.37 0.00 1.70 0.47 0.02 78.44 02:31:01 AM 6 6.00 0.00 0.64 0.20 0.02 93.14 02:31:01 AM 7 7.13 0.00 0.75 0.20 0.02 91.90 02:32:01 AM all 26.08 0.00 1.46 0.88 0.02 71.56 02:32:01 AM 0 28.71 0.00 1.17 0.50 0.02 69.60 02:32:01 AM 1 28.54 0.00 1.30 0.59 0.03 69.54 02:32:01 AM 2 22.40 0.00 1.17 0.72 0.02 75.69 02:32:01 AM 3 24.80 0.00 1.25 0.82 0.02 73.12 02:32:01 AM 4 21.74 0.00 1.56 0.92 0.02 75.76 02:32:01 AM 5 23.45 0.00 1.20 0.50 0.02 74.82 02:32:01 AM 6 23.52 0.00 1.78 1.21 0.03 73.47 02:32:01 AM 7 35.50 0.00 2.25 1.76 0.00 60.49 02:33:01 AM all 21.97 0.25 2.98 0.81 0.01 73.97 02:33:01 AM 0 22.78 0.34 2.11 0.30 0.02 74.45 02:33:01 AM 1 17.21 1.45 3.53 0.29 0.02 77.50 02:33:01 AM 2 22.64 0.08 3.22 1.47 0.02 72.58 02:33:01 AM 3 15.93 0.00 2.78 0.67 0.02 80.60 02:33:01 AM 4 23.28 0.03 4.09 1.40 0.02 71.18 02:33:01 AM 5 23.46 0.05 2.96 0.27 0.00 73.26 02:33:01 AM 6 22.64 0.03 1.99 1.15 0.02 74.18 02:33:01 AM 7 27.86 0.02 3.15 0.96 0.02 68.00 Average: all 19.32 0.08 1.81 0.76 0.01 78.01 Average: 0 20.82 0.11 1.49 0.74 0.01 76.83 Average: 1 16.46 0.48 1.80 0.46 0.02 80.79 Average: 2 18.38 0.03 1.87 1.06 0.01 78.66 Average: 3 16.55 0.00 1.65 0.66 0.01 81.13 Average: 4 19.46 0.01 2.19 0.96 0.01 77.37 Average: 5 22.09 0.02 1.95 0.41 0.01 75.52 Average: 6 17.37 0.01 1.47 0.85 0.02 80.28 Average: 7 23.47 0.01 2.05 0.97 0.01 73.49