---> uname -a: Linux prd-centos8-builder-2c-4g-1973.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 493 1058 17 2113 2894 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:b2:c5:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.74/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:feb2:c5fa/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) 05/28/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:04:01 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 249.38 178.03 71.35 14906.53 38029.80 04:06:01 AM 58.25 0.38 57.87 34.10 5812.49 04:07:01 AM 67.21 2.10 65.11 84.37 10378.97 04:08:01 AM 26.57 0.08 26.49 1.87 3117.64 04:09:01 AM 25.41 0.27 25.15 41.86 989.89 04:10:01 AM 15.74 0.00 15.74 0.00 404.66 04:11:02 AM 15.76 0.00 15.76 0.00 590.99 04:12:01 AM 16.93 1.12 15.81 70.89 469.45 Average: 59.50 22.80 36.71 1896.64 7489.87 04:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1573888 3053888 2179788 58.07 2104 1659636 622884 12.97 138404 1794492 79244 04:06:01 AM 1321800 3027616 2431876 64.79 2104 1873332 623876 12.99 145500 1994080 170284 04:07:01 AM 1164216 2999420 2589460 68.98 2104 1994648 618900 12.89 148576 2114184 41752 04:08:01 AM 1069108 2943776 2684568 71.52 2104 2033644 667112 13.89 174720 2182836 22240 04:09:01 AM 1081304 2957328 2672372 71.19 2104 2034760 651796 13.57 214172 2130288 8500 04:10:01 AM 1124060 2999032 2629616 70.05 2104 2033780 615236 12.81 214744 2087260 7464 04:11:02 AM 1004596 2879528 2749080 73.24 2104 2033780 731380 15.23 215156 2204708 7476 04:12:01 AM 1112684 2991332 2640992 70.36 2104 2037284 618940 12.89 400912 1913320 8784 Average: 1181457 2981490 2572219 68.53 2104 1962608 643766 13.41 206523 2052646 43218 04:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 182.68 106.40 947.93 54.29 0.00 0.00 0.00 0.00 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 75.64 60.70 924.48 6.52 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 27.24 24.31 109.78 4.89 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 42.35 33.56 657.63 6.01 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 13.40 14.01 13.44 6.21 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 8.06 9.96 6.49 4.60 0.00 0.00 0.00 0.00 04:11:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:02 AM eth0 11.26 12.01 9.81 3.97 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 16.32 15.18 16.49 12.36 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 47.19 34.56 336.48 12.36 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) 05/28/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:04:01 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 41.23 0.07 14.62 13.49 2.20 28.40 04:05:01 AM 0 34.16 0.07 16.12 14.05 2.08 33.52 04:05:01 AM 1 48.31 0.07 13.11 12.93 2.32 23.27 04:06:01 AM all 38.75 0.00 4.64 1.25 1.84 53.52 04:06:01 AM 0 44.26 0.00 4.80 1.89 2.04 47.01 04:06:01 AM 1 33.23 0.00 4.47 0.61 1.64 60.04 04:07:01 AM all 38.51 0.00 4.29 2.48 1.76 52.97 04:07:01 AM 0 55.06 0.00 4.98 1.40 1.80 36.76 04:07:01 AM 1 22.01 0.00 3.60 3.55 1.73 69.11 04:08:01 AM all 37.83 0.00 2.86 0.79 1.86 56.66 04:08:01 AM 0 32.25 0.00 2.87 0.46 1.81 62.61 04:08:01 AM 1 43.41 0.00 2.86 1.11 1.91 50.71 04:09:01 AM all 38.00 0.00 2.66 0.62 1.88 56.83 04:09:01 AM 0 48.75 0.00 3.11 0.81 2.04 45.28 04:09:01 AM 1 27.27 0.00 2.21 0.43 1.73 68.36 04:10:01 AM all 40.27 0.00 2.33 0.20 1.64 55.56 04:10:01 AM 0 45.34 0.00 1.94 0.13 1.73 50.86 04:10:01 AM 1 35.20 0.00 2.72 0.27 1.54 60.27 04:11:02 AM all 35.10 0.00 2.54 0.56 1.72 60.09 04:11:02 AM 0 44.90 0.00 2.67 0.56 1.68 50.18 04:11:02 AM 1 25.33 0.00 2.40 0.56 1.75 69.96 04:12:01 AM all 40.05 0.00 3.70 0.37 2.00 53.88 04:12:01 AM 0 47.85 0.00 3.20 0.45 2.22 46.28 04:12:01 AM 1 32.25 0.00 4.20 0.29 1.79 61.48 Average: all 38.71 0.01 4.69 2.46 1.86 52.27 Average: 0 44.07 0.01 4.95 2.46 1.92 46.58 Average: 1 33.35 0.01 4.43 2.46 1.80 57.95