---> uname -a: Linux prd-centos8-builder-2c-4g-4388.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 496 1053 17 2115 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:8b:cc:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.193/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fe8b:ccae/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) 06/27/2026 _x86_64_ (2 CPU) 08:03:51 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 259.38 186.26 73.12 15042.57 38003.96 08:06:01 AM 62.16 0.38 61.78 34.12 5745.37 08:07:01 AM 60.83 2.13 58.69 84.88 10601.30 08:08:01 AM 29.29 0.05 29.24 1.33 3004.15 08:09:01 AM 18.96 0.27 18.70 41.86 506.03 08:10:01 AM 13.54 0.00 13.54 0.00 357.49 08:11:01 AM 16.29 0.72 15.58 31.06 606.40 08:12:01 AM 18.32 0.38 17.94 38.64 532.36 Average: 59.85 23.78 36.08 1909.70 7420.75 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 1562928 3037224 2190748 58.36 2104 1653188 647804 13.49 143464 1796952 75720 08:06:01 AM 1274076 2989680 2479600 66.06 2104 1882984 646776 13.47 144816 2042996 178992 08:07:01 AM 1138708 2974236 2614968 69.66 2104 1994968 631920 13.16 147840 2140960 24284 08:08:01 AM 994440 2909080 2759236 73.51 2104 2073560 700960 14.60 177364 2255532 47060 08:09:01 AM 1016948 2931548 2736728 72.91 2104 2073608 680216 14.16 216860 2194292 45860 08:10:01 AM 1147012 3023572 2606664 69.44 2104 2035260 586256 12.21 214220 2066072 7464 08:11:01 AM 1130856 3008568 2622820 69.87 2104 2036316 597904 12.45 398432 1897328 7616 08:12:01 AM 1067232 2957856 2686444 71.57 2104 2049016 649964 13.53 401788 1957036 20480 Average: 1166525 2978970 2587151 68.92 2104 1974862 642725 13.38 230598 2043896 50934 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 205.50 113.34 958.76 55.83 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 89.40 74.09 1014.71 7.96 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 13.14 12.69 31.26 4.13 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 46.28 35.72 656.50 6.61 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 13.10 14.55 13.59 5.85 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 9.61 10.96 8.22 4.20 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 16.26 14.45 17.55 5.95 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 10.18 11.08 8.83 5.50 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 50.44 35.86 338.68 12.01 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) 06/27/2026 _x86_64_ (2 CPU) 08:03:51 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 42.32 0.08 13.95 13.16 2.33 28.17 08:05:01 AM 0 34.18 0.05 12.28 15.55 2.02 35.93 08:05:01 AM 1 50.49 0.10 15.62 10.77 2.65 20.38 08:06:01 AM all 38.26 0.00 4.25 1.39 1.23 54.87 08:06:01 AM 0 40.41 0.00 3.83 1.32 1.10 53.33 08:06:01 AM 1 36.10 0.00 4.67 1.47 1.35 56.41 08:07:01 AM all 39.73 0.00 4.34 1.71 1.65 52.57 08:07:01 AM 0 63.32 0.00 6.28 1.91 1.72 26.77 08:07:01 AM 1 16.40 0.00 2.43 1.52 1.57 78.07 08:08:01 AM all 38.04 0.00 2.46 0.97 1.71 56.81 08:08:01 AM 0 36.93 0.00 2.62 1.05 1.83 57.58 08:08:01 AM 1 39.17 0.00 2.29 0.90 1.60 56.04 08:09:01 AM all 38.11 0.00 2.67 0.40 1.74 57.08 08:09:01 AM 0 52.79 0.00 3.29 0.56 1.98 41.38 08:09:01 AM 1 23.43 0.00 2.06 0.23 1.49 72.78 08:10:01 AM all 37.60 0.00 2.42 0.18 1.80 58.00 08:10:01 AM 0 53.92 0.00 2.88 0.35 1.98 40.87 08:10:01 AM 1 21.36 0.00 1.97 0.02 1.62 75.04 08:11:01 AM all 36.20 0.00 2.89 0.44 1.46 59.01 08:11:01 AM 0 58.43 0.00 3.68 0.20 1.80 35.89 08:11:01 AM 1 14.05 0.00 2.09 0.68 1.11 82.07 08:12:01 AM all 41.77 0.00 3.42 0.45 1.65 52.70 08:12:01 AM 0 65.25 0.00 4.67 0.18 2.01 27.88 08:12:01 AM 1 18.33 0.00 2.17 0.71 1.29 77.49 Average: all 39.00 0.01 4.54 2.33 1.70 52.42 Average: 0 50.65 0.01 4.94 2.64 1.80 39.97 Average: 1 27.37 0.01 4.15 2.03 1.59 64.85