---> uname -a: Linux prd-centos8-builder-2c-4g-3929.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 502 1048 17 2114 2885 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:43:21:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.81/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85876sec preferred_lft 85876sec inet6 fe80::f816:3eff:fe43:214c/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) 06/21/2026 _x86_64_ (2 CPU) 07:04:00 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 62.93 6.40 56.53 933.42 5084.49 07:07:01 AM 56.45 0.07 56.38 0.80 7730.99 07:08:01 AM 37.69 2.12 35.58 85.45 6947.11 07:09:02 AM 23.08 0.27 22.81 41.85 948.62 07:10:01 AM 17.94 0.00 17.94 0.00 463.67 07:11:01 AM 10.96 0.00 10.96 0.00 587.28 07:12:01 AM 19.38 0.90 18.48 46.38 601.85 Average: 32.67 1.40 31.27 158.64 3201.10 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1356756 3009488 2396920 63.86 2104 1820824 600396 12.50 144172 1962580 138120 07:07:01 AM 1114664 2944828 2639012 70.30 2104 1990000 645060 13.43 145568 2173004 140588 07:08:01 AM 1103476 2979580 2650200 70.60 2104 2034592 601804 12.53 172416 2151852 22096 07:09:02 AM 1129140 3005240 2624536 69.92 2104 2034856 589652 12.28 212436 2086292 7484 07:10:01 AM 1000564 2916012 2753112 73.34 2104 2074276 675840 14.07 216424 2211228 46928 07:11:01 AM 1050456 2927328 2703220 72.02 2104 2035840 659268 13.73 213884 2163384 2700 07:12:01 AM 1078740 2956204 2674936 71.26 2104 2036236 633404 13.19 397996 1951672 7380 Average: 1119114 2962669 2634562 70.19 2104 2003803 629346 13.11 214699 2100002 52185 07:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 67.79 54.23 842.16 7.98 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 38.92 29.21 344.23 5.30 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 46.13 33.69 657.09 5.92 0.00 0.00 0.00 0.00 07:09:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:02 AM eth0 12.58 14.51 13.39 5.81 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 8.69 11.71 7.08 5.53 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 11.54 11.57 10.39 3.19 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 14.28 14.16 15.63 6.84 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 28.61 24.18 270.60 5.79 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) 06/21/2026 _x86_64_ (2 CPU) 07:04:00 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 36.18 0.00 4.49 2.40 3.95 52.97 07:06:01 AM 0 31.28 0.00 4.39 1.41 3.78 59.14 07:06:01 AM 1 41.10 0.00 4.60 3.39 4.12 46.79 07:07:01 AM all 36.73 0.00 3.83 2.44 3.98 53.03 07:07:01 AM 0 48.73 0.00 4.64 2.70 4.29 39.65 07:07:01 AM 1 24.78 0.00 3.03 2.18 3.67 66.34 07:08:01 AM all 34.89 0.00 3.30 1.47 3.91 56.43 07:08:01 AM 0 16.32 0.00 2.32 0.72 3.56 77.08 07:08:01 AM 1 53.62 0.00 4.29 2.23 4.26 35.61 07:09:02 AM all 35.94 0.00 2.43 0.94 3.88 56.81 07:09:02 AM 0 33.84 0.00 2.43 0.77 3.80 59.16 07:09:02 AM 1 38.04 0.00 2.43 1.12 3.96 54.46 07:10:01 AM all 37.18 0.00 2.06 0.42 4.32 56.02 07:10:01 AM 0 29.68 0.00 1.94 0.28 4.09 64.01 07:10:01 AM 1 44.72 0.00 2.18 0.55 4.56 47.99 07:11:01 AM all 30.56 0.00 2.37 0.29 3.20 63.58 07:11:01 AM 0 22.81 0.00 2.09 0.20 3.27 71.63 07:11:01 AM 1 38.37 0.00 2.65 0.38 3.13 55.47 07:12:01 AM all 33.72 0.00 2.64 0.77 3.04 59.83 07:12:01 AM 0 25.48 0.00 1.96 1.01 2.97 68.59 07:12:01 AM 1 42.00 0.00 3.33 0.53 3.11 51.03 Average: all 35.03 0.00 3.02 1.25 3.75 56.95 Average: 0 29.72 0.00 2.83 1.01 3.68 62.76 Average: 1 40.35 0.00 3.22 1.49 3.83 51.12