---> uname -a: Linux prd-centos8-docker-8c-8g-16853.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1392 28007 19 2490 30050 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:66:5f:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.24/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe66:5f44/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4c:e4:35:54 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/14/2026 _x86_64_ (8 CPU) 14:01:20 LINUX RESTART (8 CPU) 02:02:01 PM tps rtps wtps bread/s bwrtn/s 02:03:01 PM 205.55 1.92 203.63 392.80 11392.20 02:04:01 PM 105.45 1.72 103.73 663.36 9523.45 02:05:01 PM 48.38 2.32 46.07 113.83 5733.27 Average: 119.79 1.98 117.81 389.98 8882.94 02:02:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:01 PM 27987756 29859364 4667956 14.29 2688 2188148 2691504 7.99 171264 4028136 218524 02:04:01 PM 27254084 29292132 5401628 16.54 2688 2349204 3101068 9.20 222636 4689448 107976 02:05:01 PM 28700616 30797028 3955096 12.11 2688 2405380 1731340 5.14 447824 3015096 29936 Average: 27980819 29982841 4674893 14.32 2688 2314244 2507971 7.44 280575 3910893 118812 02:02:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 228.52 185.70 3155.74 43.66 0.00 0.00 0.00 0.00 02:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 154.04 126.56 1458.70 28.05 0.00 0.00 0.00 0.00 02:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 283.47 192.67 652.94 147.95 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 222.02 168.31 1755.81 73.22 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/14/2026 _x86_64_ (8 CPU) 14:01:20 LINUX RESTART (8 CPU) 02:02:01 PM CPU %user %nice %system %iowait %steal %idle 02:03:01 PM all 19.04 0.00 1.24 1.04 0.06 78.61 02:03:01 PM 0 8.62 0.00 0.95 1.62 0.08 88.73 02:03:01 PM 1 13.62 0.00 1.47 1.87 0.08 82.96 02:03:01 PM 2 31.21 0.00 1.99 1.37 0.07 65.37 02:03:01 PM 3 17.66 0.00 0.87 0.92 0.08 80.46 02:03:01 PM 4 30.83 0.00 2.59 0.94 0.07 65.58 02:03:01 PM 5 19.42 0.00 0.48 0.40 0.05 79.65 02:03:01 PM 6 15.66 0.00 0.78 0.25 0.05 83.26 02:03:01 PM 7 15.29 0.00 0.82 0.98 0.03 82.88 02:04:01 PM all 43.49 0.00 1.52 0.52 0.08 54.40 02:04:01 PM 0 39.90 0.00 1.20 0.97 0.08 57.84 02:04:01 PM 1 40.29 0.00 1.50 0.58 0.08 57.53 02:04:01 PM 2 51.30 0.00 1.97 0.50 0.08 46.14 02:04:01 PM 3 47.49 0.00 1.64 0.94 0.08 49.85 02:04:01 PM 4 52.08 0.00 1.70 0.62 0.07 45.53 02:04:01 PM 5 39.29 0.00 1.69 0.18 0.08 58.75 02:04:01 PM 6 34.38 0.00 1.24 0.12 0.07 64.20 02:04:01 PM 7 43.14 0.00 1.24 0.22 0.08 55.33 02:05:01 PM all 20.12 0.00 1.18 0.36 0.06 78.29 02:05:01 PM 0 26.14 0.00 1.48 0.05 0.07 72.26 02:05:01 PM 1 18.77 0.00 0.90 0.05 0.05 80.23 02:05:01 PM 2 31.60 0.00 1.57 0.62 0.05 66.16 02:05:01 PM 3 29.76 0.00 0.98 0.02 0.05 69.19 02:05:01 PM 4 23.11 0.00 1.12 0.07 0.07 75.63 02:05:01 PM 5 10.96 0.00 1.24 0.60 0.05 87.14 02:05:01 PM 6 9.31 0.00 1.24 1.44 0.07 87.95 02:05:01 PM 7 11.28 0.00 0.87 0.02 0.07 87.77 Average: all 27.55 0.00 1.31 0.64 0.07 70.43 Average: 0 24.89 0.00 1.21 0.88 0.08 72.94 Average: 1 24.22 0.00 1.29 0.83 0.07 73.58 Average: 2 38.04 0.00 1.84 0.83 0.07 59.23 Average: 3 31.63 0.00 1.16 0.62 0.07 66.51 Average: 4 35.34 0.00 1.80 0.54 0.07 62.25 Average: 5 23.23 0.00 1.14 0.40 0.06 75.18 Average: 6 19.78 0.00 1.09 0.60 0.06 78.47 Average: 7 23.24 0.00 0.97 0.41 0.06 75.32