---> uname -a: Linux prd-centos8-builder-2c-4g-1456.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 501 1049 17 2114 2886 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:92:78:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.233/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85905sec preferred_lft 85905sec inet6 fe80::f816:3eff:fe92:784c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 05/22/2026 _x86_64_ (2 CPU) 00:03:52 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 60.39 0.38 60.01 34.13 5751.67 12:07:01 AM 70.10 2.15 67.95 85.02 10668.67 12:08:01 AM 26.80 0.05 26.75 1.33 2889.05 12:09:01 AM 19.06 0.27 18.79 41.85 499.82 12:10:01 AM 12.30 0.00 12.30 0.00 334.46 12:11:01 AM 19.24 0.72 18.53 31.06 656.08 12:12:01 AM 20.18 0.38 19.79 38.65 575.96 Average: 32.58 0.56 32.02 33.15 3053.86 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1293320 3006096 2460356 65.55 2104 1880412 639516 13.32 145112 2023360 173388 12:07:01 AM 1131684 2966400 2621992 69.85 2104 1993996 679448 14.15 148112 2146868 24256 12:08:01 AM 974208 2895168 2779468 74.05 2104 2079828 724284 15.08 178952 2270744 55216 12:09:01 AM 995716 2910440 2757960 73.47 2104 2073712 705028 14.68 217468 2214020 46924 12:10:01 AM 1103060 2978404 2650616 70.61 2104 2034292 640280 13.33 214524 2109300 7464 12:11:01 AM 1094740 2971116 2658936 70.84 2104 2035204 634268 13.21 398584 1933924 7508 12:12:01 AM 1075696 2956820 2677980 71.34 2104 2039492 657620 13.69 398468 1952356 20844 Average: 1095489 2954921 2658187 70.82 2104 2019562 668635 13.92 243031 2092939 47943 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 83.17 68.49 990.49 7.55 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 18.22 17.76 50.26 7.32 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 50.24 43.16 661.10 7.09 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 13.61 15.21 13.57 6.28 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 10.53 11.00 8.58 3.87 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 15.24 14.08 15.71 6.28 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 11.80 12.60 9.41 6.20 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 28.97 26.04 249.85 6.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 05/22/2026 _x86_64_ (2 CPU) 00:03:52 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 37.76 0.00 4.11 1.43 2.58 54.12 12:06:01 AM 0 53.81 0.00 5.23 0.81 2.42 37.74 12:06:01 AM 1 21.85 0.00 3.00 2.04 2.74 70.37 12:07:01 AM all 39.61 0.00 4.02 2.06 2.05 52.26 12:07:01 AM 0 29.53 0.00 3.00 2.31 2.09 63.07 12:07:01 AM 1 49.78 0.00 5.05 1.81 2.01 41.35 12:08:01 AM all 37.85 0.00 2.44 0.55 2.47 56.69 12:08:01 AM 0 59.09 0.00 3.30 0.28 2.27 35.05 12:08:01 AM 1 16.89 0.00 1.59 0.82 2.65 78.05 12:09:01 AM all 37.78 0.00 2.48 0.28 1.78 57.69 12:09:01 AM 0 34.49 0.00 2.51 0.38 1.71 60.91 12:09:01 AM 1 41.07 0.00 2.45 0.18 1.85 54.46 12:10:01 AM all 35.53 0.00 2.44 0.17 2.06 59.81 12:10:01 AM 0 54.57 0.00 2.92 0.18 2.38 39.95 12:10:01 AM 1 16.60 0.00 1.95 0.15 1.75 79.55 12:11:01 AM all 34.95 0.00 2.68 0.47 1.62 60.27 12:11:01 AM 0 45.82 0.00 2.76 0.45 1.78 49.18 12:11:01 AM 1 24.10 0.00 2.61 0.48 1.46 71.35 12:12:01 AM all 40.88 0.00 3.23 0.31 1.97 53.62 12:12:01 AM 0 69.48 0.00 4.88 0.13 2.25 23.25 12:12:01 AM 1 12.56 0.00 1.60 0.48 1.68 83.68 Average: all 37.77 0.00 3.06 0.75 2.08 56.35 Average: 0 49.51 0.00 3.52 0.65 2.13 44.19 Average: 1 26.07 0.00 2.60 0.85 2.02 68.45