---> uname -a: Linux prd-centos8-docker-8c-8g-14712.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: 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): 0-7 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 nrip_save 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1075 27053 19 3759 30350 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:7f:cb:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.187/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe7f:cbfc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:85:49:19:29 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::42:85ff:fe49:1929/64 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) 08/01/2026 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 218.98 14.53 204.45 3119.23 11819.38 05:14:01 PM 468.04 5.51 462.53 1231.06 19218.91 05:15:01 PM 231.44 3.53 227.91 476.11 42190.55 Average: 306.15 7.86 298.30 1608.80 24409.61 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29120460 31171092 3532912 10.82 2688 2364360 1965916 5.83 190328 2868404 274764 05:14:01 PM 27804944 30276392 4848428 14.85 2688 2775548 2128712 6.32 400636 3926124 197960 05:15:01 PM 27749096 31124076 4904276 15.02 2688 3668628 1526856 4.53 720644 3628992 166764 Average: 28224833 30857187 4428539 13.56 2688 2936179 1873828 5.56 437203 3474507 213163 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 230.47 191.85 2799.22 49.71 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 405.71 358.50 5867.01 53.06 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 522.13 470.91 6017.96 2392.53 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.76 15.73 0.51 260.57 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 386.10 340.42 4894.73 831.76 0.00 0.00 0.00 0.00 Average: docker0 2.25 5.24 0.17 86.86 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) 08/01/2026 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.94 0.00 1.31 0.58 0.07 84.10 05:13:01 PM 0 9.24 0.00 1.09 0.92 0.08 88.68 05:13:01 PM 1 12.86 0.00 1.00 0.65 0.07 85.42 05:13:01 PM 2 16.11 0.00 1.82 0.77 0.10 81.20 05:13:01 PM 3 18.38 0.00 0.90 0.25 0.07 80.40 05:13:01 PM 4 18.44 0.00 1.77 0.65 0.07 79.07 05:13:01 PM 5 20.93 0.00 2.40 0.68 0.07 75.91 05:13:01 PM 6 11.92 0.00 0.63 0.35 0.05 87.04 05:13:01 PM 7 3.63 0.00 0.89 0.37 0.05 95.07 05:14:01 PM all 30.04 0.00 1.88 1.29 0.09 66.70 05:14:01 PM 0 21.70 0.00 2.08 3.01 0.08 73.12 05:14:01 PM 1 39.86 0.00 1.86 0.74 0.10 57.44 05:14:01 PM 2 16.86 0.00 1.43 0.24 0.08 81.39 05:14:01 PM 3 32.72 0.00 1.49 0.94 0.08 64.76 05:14:01 PM 4 38.10 0.00 2.32 0.99 0.10 58.50 05:14:01 PM 5 35.88 0.00 1.93 0.77 0.08 61.33 05:14:01 PM 6 23.16 0.00 1.75 1.63 0.10 73.36 05:14:01 PM 7 31.98 0.00 2.20 2.03 0.08 63.71 05:15:01 PM all 18.08 0.00 2.56 0.80 0.08 78.49 05:15:01 PM 0 20.37 0.00 2.17 0.40 0.07 76.99 05:15:01 PM 1 8.58 0.00 2.50 0.71 0.10 88.11 05:15:01 PM 2 18.29 0.00 2.54 1.38 0.08 77.71 05:15:01 PM 3 12.46 0.00 2.22 1.18 0.08 84.07 05:15:01 PM 4 15.73 0.00 2.41 1.24 0.07 80.55 05:15:01 PM 5 19.61 0.00 2.25 0.35 0.07 77.73 05:15:01 PM 6 25.67 0.00 3.36 0.39 0.08 70.51 05:15:01 PM 7 23.90 0.00 3.06 0.74 0.07 72.23 Average: all 20.68 0.00 1.92 0.89 0.08 76.44 Average: 0 17.09 0.00 1.78 1.44 0.08 79.62 Average: 1 20.43 0.00 1.79 0.70 0.09 76.99 Average: 2 17.09 0.00 1.93 0.79 0.09 80.10 Average: 3 21.19 0.00 1.54 0.79 0.08 76.41 Average: 4 24.07 0.00 2.17 0.96 0.08 72.72 Average: 5 25.47 0.00 2.19 0.60 0.07 71.66 Average: 6 20.24 0.00 1.91 0.79 0.08 76.99 Average: 7 19.82 0.00 2.05 1.04 0.07 77.02