---> uname -a: Linux prd-centos8-builder-2c-4g-3350.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 498 1122 17 2044 2891 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:1a:76:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.185/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85882sec preferred_lft 85882sec inet6 fe80::f816:3eff:fe1a:7664/64 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) 01/16/2026 _x86_64_ (2 CPU) 04:03:59 LINUX RESTART (2 CPU) 04:05:02 AM tps rtps wtps bread/s bwrtn/s 04:06:01 AM 77.13 6.35 70.78 921.57 5608.66 04:07:01 AM 69.24 0.07 69.17 0.80 7575.14 04:08:01 AM 31.02 0.47 30.56 53.85 4623.49 04:09:01 AM 22.98 0.27 22.71 41.85 972.79 04:10:01 AM 19.04 0.00 19.04 0.00 484.51 04:11:01 AM 14.81 0.00 14.81 0.00 588.56 04:12:01 AM 17.06 0.95 16.11 65.84 516.38 Average: 35.80 1.15 34.65 153.03 2903.34 04:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:06:01 AM 1276672 2937284 2477004 65.99 2104 1832164 688672 14.34 175212 2024212 138120 04:07:01 AM 1183896 2948496 2569780 68.46 2104 1926200 641668 13.36 147136 2103820 89600 04:08:01 AM 1157964 2963172 2595712 69.15 2104 1965640 621364 12.94 171816 2102164 22276 04:09:01 AM 1189872 2996208 2563804 68.30 2104 1966988 590328 12.29 208088 2033872 9768 04:10:01 AM 1034860 2881668 2718816 72.43 2104 2007496 708932 14.76 212564 2182832 49444 04:11:01 AM 1041144 2882540 2712532 72.26 2104 2002004 701728 14.61 212528 2177236 43956 04:12:01 AM 1192804 3001400 2560872 68.22 2104 1969112 584416 12.17 394316 1845076 9804 Average: 1153887 2944395 2599789 69.26 2104 1952801 648158 13.50 217380 2067030 51853 04:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 63.98 45.98 820.35 7.27 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 25.65 22.61 265.12 4.91 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 46.18 35.64 614.71 6.15 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 11.21 13.53 12.34 5.38 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 8.13 11.76 6.76 5.42 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 11.91 12.99 10.29 4.00 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 15.81 13.96 15.86 7.15 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 26.04 22.30 247.99 5.75 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) 01/16/2026 _x86_64_ (2 CPU) 04:03:59 LINUX RESTART (2 CPU) 04:05:02 AM CPU %user %nice %system %iowait %steal %idle 04:06:01 AM all 32.26 0.00 3.96 3.64 7.82 52.32 04:06:01 AM 0 27.29 0.00 3.81 4.56 7.48 56.85 04:06:01 AM 1 37.22 0.00 4.12 2.72 8.15 47.79 04:07:01 AM all 35.49 0.00 4.19 2.18 6.54 51.60 04:07:01 AM 0 28.84 0.00 3.43 1.91 6.35 59.48 04:07:01 AM 1 42.16 0.00 4.94 2.46 6.73 43.71 04:08:01 AM all 33.29 0.00 3.22 1.13 6.09 56.27 04:08:01 AM 0 29.00 0.00 3.13 1.33 6.05 60.48 04:08:01 AM 1 37.59 0.00 3.31 0.94 6.13 52.04 04:09:01 AM all 35.44 0.00 2.36 0.81 6.05 55.35 04:09:01 AM 0 38.15 0.00 2.26 1.08 5.87 52.64 04:09:01 AM 1 32.74 0.00 2.45 0.55 6.22 58.04 04:10:01 AM all 37.30 0.00 2.34 0.59 5.54 54.22 04:10:01 AM 0 40.90 0.00 2.50 0.77 5.27 50.56 04:10:01 AM 1 33.73 0.00 2.18 0.42 5.81 57.85 04:11:01 AM all 30.88 0.00 2.35 0.47 6.22 60.08 04:11:01 AM 0 17.84 0.00 1.97 0.65 6.26 73.28 04:11:01 AM 1 44.24 0.00 2.74 0.28 6.18 46.57 04:12:01 AM all 37.11 0.00 3.08 0.60 6.15 53.07 04:12:01 AM 0 19.60 0.00 2.27 0.67 5.73 71.73 04:12:01 AM 1 54.88 0.00 3.90 0.52 6.58 34.13 Average: all 34.54 0.00 3.07 1.35 6.34 54.70 Average: 0 28.75 0.00 2.77 1.57 6.15 60.77 Average: 1 40.34 0.00 3.38 1.13 6.54 48.61