---> uname -a: Linux prd-centos8-docker-8c-8g-18506.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 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 1052 27074 19 3760 30373 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:9a:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.156/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe7f:9af4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f6:6b:81:a3 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:f6ff:fe6b:81a3/64 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) 06/20/2026 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 179.37 14.75 164.63 3251.72 10948.25 05:14:01 PM 425.08 4.80 420.28 1166.00 16893.63 05:15:01 PM 255.11 2.40 252.72 391.60 44336.15 Average: 286.51 7.32 279.19 1603.15 24060.14 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28985012 30985900 3668360 11.23 2688 2316192 1814196 5.38 161384 3037272 229040 05:14:01 PM 27681688 30131776 4971684 15.23 2688 2755288 2286668 6.78 273668 4184440 247680 05:15:01 PM 26426884 29725912 6226488 19.07 2688 3593592 2565508 7.61 636892 5033384 74956 Average: 27697861 30281196 4955511 15.18 2688 2888357 2222124 6.59 357315 4085032 183892 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 168.23 134.99 2034.00 40.09 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 438.05 381.15 6383.64 55.45 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 518.66 425.59 6281.06 1274.29 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.20 14.50 0.48 259.85 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 374.97 313.90 4899.40 456.66 0.00 0.00 0.00 0.00 Average: docker0 2.07 4.83 0.16 86.63 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) 06/20/2026 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.35 0.00 1.13 1.01 0.05 86.46 05:13:01 PM 0 4.17 0.00 0.98 1.87 0.07 92.91 05:13:01 PM 1 14.61 0.00 1.84 1.07 0.07 82.41 05:13:01 PM 2 9.12 0.00 0.83 1.19 0.05 88.81 05:13:01 PM 3 12.20 0.00 0.80 0.53 0.05 86.41 05:13:01 PM 4 15.79 0.00 0.98 0.83 0.03 82.36 05:13:01 PM 5 14.25 0.00 1.30 0.90 0.05 83.49 05:13:01 PM 6 16.13 0.00 1.70 0.98 0.05 81.14 05:13:01 PM 7 4.51 0.00 0.62 0.67 0.07 94.14 05:14:01 PM all 24.54 0.00 1.49 2.28 0.08 71.61 05:14:01 PM 0 27.53 0.00 1.76 3.36 0.10 67.25 05:14:01 PM 1 24.49 0.00 1.00 0.90 0.08 73.52 05:14:01 PM 2 31.36 0.00 1.52 3.08 0.08 63.95 05:14:01 PM 3 18.09 0.00 1.84 3.77 0.08 76.22 05:14:01 PM 4 27.61 0.00 1.78 3.38 0.08 67.14 05:14:01 PM 5 26.00 0.00 1.24 1.22 0.08 71.46 05:14:01 PM 6 23.47 0.00 1.57 1.24 0.07 73.65 05:14:01 PM 7 17.74 0.00 1.24 1.27 0.07 79.69 05:15:01 PM all 19.76 0.00 2.27 2.63 0.07 75.27 05:15:01 PM 0 28.32 0.00 1.59 0.29 0.07 69.73 05:15:01 PM 1 13.56 0.00 2.37 4.55 0.07 79.45 05:15:01 PM 2 11.14 0.00 2.49 2.30 0.07 84.00 05:15:01 PM 3 25.23 0.00 2.40 2.52 0.08 69.76 05:15:01 PM 4 22.74 0.00 1.85 3.38 0.07 71.97 05:15:01 PM 5 22.56 0.00 2.91 4.39 0.07 70.07 05:15:01 PM 6 11.99 0.00 2.18 0.60 0.05 85.17 05:15:01 PM 7 22.55 0.00 2.39 3.00 0.08 71.98 Average: all 18.54 0.00 1.63 1.97 0.07 77.79 Average: 0 19.99 0.00 1.44 1.84 0.08 76.65 Average: 1 17.56 0.00 1.74 2.17 0.07 78.46 Average: 2 17.21 0.00 1.61 2.19 0.07 78.92 Average: 3 18.49 0.00 1.68 2.27 0.07 77.48 Average: 4 22.04 0.00 1.54 2.53 0.06 73.84 Average: 5 20.93 0.00 1.81 2.17 0.07 75.02 Average: 6 17.20 0.00 1.82 0.94 0.06 79.98 Average: 7 14.92 0.00 1.41 1.64 0.07 81.95