---> uname -a: Linux prd-centos8-docker-8c-8g-11806.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 1045 27087 19 3755 30380 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:fa:a1:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.236/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fefa:a199/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:af:92:71:ed 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:afff:fe92:71ed/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) 06/14/2026 _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 199.85 14.51 185.34 3118.83 10990.60 05:14:01 PM 525.66 5.58 520.08 1232.73 19084.29 05:15:01 PM 244.72 4.93 239.79 488.64 43076.37 Average: 323.40 8.34 315.06 1613.42 24384.05 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28827092 30866056 3826280 11.72 2688 2353224 1840552 5.46 166308 3187196 272276 05:14:01 PM 27825424 30291448 4827948 14.79 2688 2770532 2104564 6.24 401188 3909796 224092 05:15:01 PM 27734184 31104680 4919188 15.06 2688 3664160 1556752 4.62 644828 3717752 166140 Average: 28128900 30754061 4524472 13.86 2688 2929305 1833956 5.44 404108 3604915 220836 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 240.72 189.14 2732.93 47.39 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 459.91 390.30 5961.13 55.55 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 577.11 502.80 6016.65 1704.07 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.50 15.03 0.55 259.44 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 425.91 360.74 4903.51 602.37 0.00 0.00 0.00 0.00 Average: docker0 2.50 5.01 0.18 86.49 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) 06/14/2026 _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 12.48 0.00 1.16 0.55 0.05 85.76 05:13:01 PM 0 6.66 0.00 0.42 0.32 0.05 92.56 05:13:01 PM 1 14.68 0.00 2.07 0.79 0.07 82.40 05:13:01 PM 2 15.24 0.00 0.95 1.02 0.05 82.74 05:13:01 PM 3 9.45 0.00 0.70 0.25 0.03 89.57 05:13:01 PM 4 7.11 0.00 0.78 0.82 0.03 91.25 05:13:01 PM 5 17.64 0.00 1.12 0.25 0.05 80.94 05:13:01 PM 6 23.47 0.00 2.04 0.30 0.07 74.12 05:13:01 PM 7 5.63 0.00 1.17 0.64 0.07 92.50 05:14:01 PM all 29.38 0.00 1.79 1.17 0.09 67.56 05:14:01 PM 0 49.56 0.00 1.71 0.28 0.10 48.35 05:14:01 PM 1 22.03 0.00 1.78 1.29 0.10 74.79 05:14:01 PM 2 31.07 0.00 1.74 1.01 0.10 66.09 05:14:01 PM 3 20.96 0.00 2.03 1.71 0.10 75.20 05:14:01 PM 4 18.25 0.00 2.25 2.43 0.08 76.98 05:14:01 PM 5 36.03 0.00 1.24 0.95 0.08 61.69 05:14:01 PM 6 33.84 0.00 1.99 1.09 0.10 62.98 05:14:01 PM 7 23.24 0.00 1.56 0.60 0.08 74.51 05:15:01 PM all 16.71 0.00 2.40 0.78 0.07 80.05 05:15:01 PM 0 7.30 0.00 2.03 0.13 0.07 90.47 05:15:01 PM 1 20.45 0.00 2.28 1.61 0.07 75.58 05:15:01 PM 2 15.01 0.00 2.92 1.09 0.07 80.91 05:15:01 PM 3 11.76 0.00 2.84 2.00 0.07 83.34 05:15:01 PM 4 15.89 0.00 2.86 0.59 0.07 80.60 05:15:01 PM 5 12.46 0.00 2.15 0.07 0.07 85.26 05:15:01 PM 6 20.88 0.00 1.78 0.27 0.07 77.01 05:15:01 PM 7 29.91 0.00 2.33 0.47 0.07 67.22 Average: all 19.52 0.00 1.78 0.83 0.07 77.80 Average: 0 21.16 0.00 1.38 0.25 0.07 77.14 Average: 1 19.05 0.00 2.05 1.23 0.08 77.60 Average: 2 20.44 0.00 1.87 1.04 0.07 76.58 Average: 3 14.05 0.00 1.85 1.32 0.07 82.71 Average: 4 13.74 0.00 1.96 1.28 0.06 82.96 Average: 5 22.05 0.00 1.50 0.42 0.07 75.96 Average: 6 26.06 0.00 1.94 0.55 0.08 71.37 Average: 7 19.59 0.00 1.69 0.57 0.07 78.08