---> uname -a: Linux prd-centos8-builder-2c-4g-7311.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: 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): 0,1 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 509 1040 17 2115 2878 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:c4:25:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.186/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85877sec preferred_lft 85877sec inet6 fe80::f816:3eff:fec4:2572/64 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) 08/02/2026 _x86_64_ (2 CPU) 02:03:43 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 197.80 121.29 76.51 11600.47 38507.18 02:06:01 AM 74.14 0.20 73.94 30.00 8528.33 02:07:01 AM 50.33 0.58 49.75 67.18 7901.00 02:08:01 AM 28.69 0.08 28.60 1.87 3031.63 02:09:01 AM 18.18 0.27 17.91 41.85 493.99 02:10:01 AM 13.61 0.00 13.61 0.00 365.60 02:11:01 AM 17.29 0.63 16.66 20.79 600.75 02:12:01 AM 17.61 0.47 17.14 48.92 489.90 Average: 52.21 15.44 36.76 1476.50 7489.89 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1557996 3030544 2195680 58.49 2104 1651280 635128 13.23 136988 1808472 59256 02:06:01 AM 1244856 2962004 2508820 66.84 2104 1884552 654032 13.62 144296 2061268 89020 02:07:01 AM 1104612 2940364 2649064 70.57 2104 1995240 657660 13.69 147832 2174700 24944 02:08:01 AM 961816 2876584 2791860 74.38 2104 2073768 721864 15.03 176796 2288372 47068 02:09:01 AM 998624 2913712 2755052 73.40 2104 2073896 684848 14.26 215860 2211904 45952 02:10:01 AM 1123320 2999876 2630356 70.07 2104 2035476 600184 12.50 213280 2089464 7484 02:11:01 AM 1067296 2944472 2686380 71.57 2104 2036088 648032 13.49 213768 2144500 7476 02:12:01 AM 1069728 2951080 2683948 71.50 2104 2039956 643364 13.40 399232 1957184 9768 Average: 1141031 2952330 2612645 69.60 2104 1973782 655639 13.65 206006 2091983 36371 02:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 201.47 120.49 982.48 56.71 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 86.27 74.22 972.11 7.69 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 9.21 9.71 21.47 3.91 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 45.01 37.91 655.99 6.36 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 12.20 13.65 13.12 5.60 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 8.30 9.31 6.81 3.79 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 11.91 12.34 10.97 3.93 0.00 0.00 0.00 0.00 02:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 AM eth0 15.86 15.29 16.73 7.34 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 48.78 36.62 334.95 11.92 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) 08/02/2026 _x86_64_ (2 CPU) 02:03:43 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 45.70 0.03 9.98 10.24 1.61 32.44 02:05:01 AM 0 57.64 0.03 9.24 7.03 1.71 24.36 02:05:01 AM 1 33.72 0.03 10.73 13.47 1.51 40.53 02:06:01 AM all 37.75 0.00 4.15 2.17 1.33 54.60 02:06:01 AM 0 40.21 0.00 3.67 2.82 1.34 51.96 02:06:01 AM 1 35.29 0.00 4.63 1.52 1.32 57.24 02:07:01 AM all 38.82 0.00 4.35 1.34 1.77 53.72 02:07:01 AM 0 52.08 0.00 4.88 1.57 1.67 39.80 02:07:01 AM 1 25.63 0.00 3.81 1.11 1.87 67.57 02:08:01 AM all 38.71 0.00 2.54 0.80 1.81 56.13 02:08:01 AM 0 46.08 0.00 3.18 0.58 1.62 48.53 02:08:01 AM 1 31.38 0.00 1.91 1.01 2.01 63.70 02:09:01 AM all 38.33 0.00 2.89 0.22 1.43 57.13 02:09:01 AM 0 56.69 0.00 3.33 0.18 1.63 38.17 02:09:01 AM 1 19.98 0.00 2.45 0.27 1.23 76.08 02:10:01 AM all 33.68 0.00 2.18 0.33 1.40 62.41 02:10:01 AM 0 53.23 0.00 2.73 0.65 1.68 41.72 02:10:01 AM 1 14.15 0.00 1.63 0.02 1.13 83.07 02:11:01 AM all 34.23 0.00 2.41 0.51 1.92 60.91 02:11:01 AM 0 52.81 0.00 3.22 0.85 1.90 41.22 02:11:01 AM 1 15.85 0.00 1.62 0.18 1.95 80.41 02:12:01 AM all 40.00 0.00 3.40 0.52 2.26 53.81 02:12:01 AM 0 66.83 0.00 4.22 0.42 2.40 26.13 02:12:01 AM 1 13.49 0.00 2.59 0.63 2.13 81.17 Average: all 38.40 0.00 3.98 2.01 1.69 53.92 Average: 0 53.20 0.00 4.31 1.76 1.74 38.99 Average: 1 23.65 0.00 3.66 2.26 1.64 68.78