---> uname -a: Linux prd-centos8-docker-8c-8g-8859.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1079 26186 19 4621 30339 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:56:60:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.82/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe56:60d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:37:0b:0b:31 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::42:37ff:fe0b:b31/64 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) 06/06/2026 _x86_64_ (8 CPU) 16:34:23 LINUX RESTART (8 CPU) 04:35:01 PM tps rtps wtps bread/s bwrtn/s 04:36:01 PM 241.52 16.54 224.98 3184.54 11491.97 04:37:01 PM 205.20 3.03 202.17 1432.06 47061.78 04:38:01 PM 279.10 17.10 262.01 6733.81 3591.65 Average: 241.94 12.22 229.71 3783.30 20716.08 04:35:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:36:01 PM 28624728 30794952 4028644 12.34 2688 2482744 1846576 5.48 164372 3382808 398844 04:37:01 PM 26047008 29217748 6606364 20.23 2688 3465024 5104896 15.15 329048 5709848 268 04:38:01 PM 26148688 30384020 6504684 19.92 2688 4524104 2122080 6.30 701508 5230408 835188 Average: 26940141 30132240 5713231 17.50 2688 3490624 3024517 8.97 398309 4774355 411433 04:35:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 PM eth0 394.10 300.70 4812.27 55.08 0.00 0.00 0.00 0.00 04:36:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 PM eth0 1454.17 427.09 8993.21 37.85 0.00 0.00 0.00 0.00 04:37:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 04:37:01 PM vethbb1d570 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 04:38:01 PM lo 12.86 12.86 1.36 1.36 0.00 0.00 0.00 0.00 04:38:01 PM eth0 302.78 235.44 4766.50 33.40 0.00 0.00 0.00 0.00 04:38:01 PM docker0 4.83 5.92 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 4.29 4.29 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 717.04 321.08 6190.74 42.11 0.00 0.00 0.00 0.00 Average: docker0 1.61 2.00 0.22 0.23 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) 06/06/2026 _x86_64_ (8 CPU) 16:34:23 LINUX RESTART (8 CPU) 04:35:01 PM CPU %user %nice %system %iowait %steal %idle 04:36:01 PM all 13.43 0.00 1.28 0.61 0.06 84.62 04:36:01 PM 0 3.21 0.00 0.92 0.77 0.05 95.05 04:36:01 PM 1 23.65 0.00 1.81 0.87 0.07 73.61 04:36:01 PM 2 10.51 0.00 1.34 0.79 0.08 87.28 04:36:01 PM 3 19.75 0.00 1.57 0.68 0.05 77.95 04:36:01 PM 4 16.47 0.00 1.62 0.52 0.05 81.35 04:36:01 PM 5 14.60 0.00 1.07 0.18 0.05 84.10 04:36:01 PM 6 11.93 0.00 1.42 0.85 0.07 85.73 04:36:01 PM 7 7.31 0.00 0.53 0.18 0.05 91.93 04:37:01 PM all 30.61 0.00 2.39 0.88 0.09 66.03 04:37:01 PM 0 18.53 0.00 2.14 0.81 0.08 78.44 04:37:01 PM 1 31.08 0.00 2.00 0.67 0.08 66.16 04:37:01 PM 2 46.27 0.00 2.92 0.99 0.10 49.72 04:37:01 PM 3 41.69 0.00 2.17 0.76 0.08 55.29 04:37:01 PM 4 46.20 0.00 3.26 1.70 0.10 48.74 04:37:01 PM 5 17.04 0.00 1.95 0.92 0.08 80.00 04:37:01 PM 6 22.30 0.00 2.72 0.96 0.08 73.93 04:37:01 PM 7 21.82 0.00 1.95 0.19 0.08 75.95 04:38:01 PM all 26.76 0.28 2.38 0.57 0.08 69.93 04:38:01 PM 0 25.52 0.02 1.77 0.13 0.08 72.47 04:38:01 PM 1 30.49 0.00 2.67 0.15 0.10 66.59 04:38:01 PM 2 34.08 0.03 2.09 0.03 0.10 63.66 04:38:01 PM 3 29.22 0.02 2.30 0.12 0.08 68.26 04:38:01 PM 4 21.86 0.34 2.33 0.34 0.08 75.05 04:38:01 PM 5 35.63 0.02 1.93 0.07 0.08 62.27 04:38:01 PM 6 18.46 0.08 2.40 1.07 0.07 77.92 04:38:01 PM 7 18.75 1.78 3.56 2.62 0.07 73.21 Average: all 23.58 0.10 2.02 0.68 0.08 73.55 Average: 0 15.74 0.01 1.61 0.57 0.07 82.00 Average: 1 28.40 0.00 2.16 0.56 0.08 68.79 Average: 2 30.25 0.01 2.11 0.60 0.10 66.93 Average: 3 30.19 0.01 2.01 0.52 0.07 67.20 Average: 4 28.14 0.11 2.40 0.85 0.08 68.42 Average: 5 22.42 0.01 1.65 0.39 0.07 75.47 Average: 6 17.55 0.03 2.18 0.96 0.07 79.22 Average: 7 15.94 0.59 2.01 1.00 0.07 80.39