---> uname -a: Linux prd-centos8-builder-2c-4g-4450.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 503 1123 17 2038 2887 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:b8:c8:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.180/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:feb8:c83a/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) 01/30/2026 _x86_64_ (2 CPU) 08:03:50 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 260.90 187.91 73.00 15041.21 38001.18 08:06:01 AM 61.03 0.32 60.71 9.73 5929.16 08:07:01 AM 70.50 0.45 70.05 52.79 9061.56 08:08:01 AM 27.61 0.08 27.52 1.87 2826.36 08:09:01 AM 19.66 0.27 19.40 41.86 516.16 08:10:01 AM 11.93 0.00 11.93 0.00 343.31 08:11:01 AM 21.79 0.72 21.08 31.06 764.83 08:12:01 AM 17.39 0.38 17.01 38.65 515.49 Average: 61.36 23.77 37.59 1902.46 7245.36 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 1579132 3052364 2174552 57.93 2104 1652688 640204 13.33 137512 1790256 77400 08:06:01 AM 1341564 3016296 2412120 64.26 2104 1842656 640308 13.33 147720 1974024 157936 08:07:01 AM 1199444 2960404 2554240 68.05 2104 1922084 661396 13.77 147272 2086744 23148 08:08:01 AM 1175468 2974736 2578216 68.68 2104 1959964 634712 13.22 170832 2084880 8812 08:09:01 AM 1043552 2880888 2710132 72.20 2104 1998044 733460 15.27 210860 2177544 44772 08:10:01 AM 1173004 2973544 2580680 68.75 2104 1961224 639200 13.31 208880 2049988 7896 08:11:01 AM 1129344 2931468 2624340 69.91 2104 1962728 674604 14.05 393020 1909640 8536 08:12:01 AM 1165512 2970780 2588172 68.95 2104 1965416 632840 13.18 392888 1874408 20308 Average: 1225878 2970060 2527806 67.34 2104 1908100 657090 13.68 226123 1993436 43601 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 197.10 109.20 981.09 55.30 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 60.65 48.17 754.11 5.56 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 18.81 18.30 151.06 5.25 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 45.62 37.30 623.37 6.42 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 11.93 14.10 12.57 6.07 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 10.73 11.38 8.93 3.73 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 17.23 16.14 16.07 7.26 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 10.73 11.20 8.56 5.37 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 46.60 33.22 319.49 11.87 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) 01/30/2026 _x86_64_ (2 CPU) 08:03:50 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 41.47 0.07 13.46 12.39 5.55 27.05 08:05:01 AM 0 41.77 0.08 12.85 9.84 5.80 29.65 08:05:01 AM 1 41.18 0.07 14.06 14.93 5.30 24.46 08:06:01 AM all 37.52 0.00 4.46 1.24 3.69 53.10 08:06:01 AM 0 23.60 0.00 3.01 0.77 3.48 69.14 08:06:01 AM 1 51.56 0.00 5.92 1.72 3.89 36.91 08:07:01 AM all 36.83 0.00 3.99 2.26 3.39 53.54 08:07:01 AM 0 20.84 0.00 2.98 2.76 3.08 70.34 08:07:01 AM 1 52.92 0.00 5.00 1.74 3.70 36.63 08:08:01 AM all 37.44 0.00 2.68 0.59 2.85 56.44 08:08:01 AM 0 21.84 0.00 2.63 0.56 2.42 72.55 08:08:01 AM 1 53.07 0.00 2.74 0.63 3.28 40.28 08:09:01 AM all 38.53 0.00 2.42 0.68 3.32 55.05 08:09:01 AM 0 17.67 0.00 1.74 0.80 3.34 76.45 08:09:01 AM 1 59.75 0.00 3.10 0.56 3.30 33.28 08:10:01 AM all 34.06 0.00 2.75 0.34 3.38 59.46 08:10:01 AM 0 25.99 0.00 2.48 0.26 3.31 67.96 08:10:01 AM 1 42.15 0.00 3.03 0.43 3.45 50.94 08:11:01 AM all 36.22 0.00 2.81 0.63 3.46 56.88 08:11:01 AM 0 34.79 0.00 2.87 0.49 3.41 58.44 08:11:01 AM 1 37.65 0.00 2.75 0.77 3.50 55.32 08:12:01 AM all 38.91 0.00 3.25 0.32 3.20 54.32 08:12:01 AM 0 27.17 0.00 3.11 0.44 3.21 66.08 08:12:01 AM 1 50.73 0.00 3.39 0.20 3.19 42.49 Average: all 37.62 0.01 4.47 2.30 3.60 51.99 Average: 0 26.68 0.01 3.95 1.98 3.50 63.87 Average: 1 48.61 0.01 5.00 2.62 3.70 40.06