---> uname -a: Linux prd-centos8-builder-2c-4g-2170.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 511 1040 17 2114 2876 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:f1:d8:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.73/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85902sec preferred_lft 85902sec inet6 fe80::f816:3eff:fef1:d86e/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) 05/30/2026 _x86_64_ (2 CPU) 11:03:47 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 228.37 153.97 74.40 14241.83 38773.55 11:06:01 AM 67.43 0.20 67.23 29.99 6234.79 11:07:01 AM 59.43 2.10 57.33 84.37 9598.55 11:08:01 AM 26.93 0.08 26.85 1.87 2877.84 11:09:01 AM 19.26 0.27 18.99 41.85 494.52 11:10:01 AM 15.56 0.00 15.56 0.00 587.84 11:11:01 AM 16.31 0.72 15.59 31.06 409.75 11:12:01 AM 20.44 0.38 20.06 38.65 586.05 Average: 56.72 19.72 37.00 1808.96 7445.96 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1562548 3035912 2191128 58.37 2104 1652228 613356 12.77 137436 1803532 48080 11:06:01 AM 1250332 2965700 2503344 66.69 2104 1882884 651920 13.58 145228 2065944 136596 11:07:01 AM 1094748 2928856 2658928 70.84 2104 1993520 670760 13.97 148880 2185708 24336 11:08:01 AM 1140568 3014128 2613108 69.61 2104 2032484 581708 12.11 174312 2112928 8372 11:09:01 AM 980048 2894224 2773628 73.89 2104 2073160 703572 14.65 217112 2231016 46924 11:10:01 AM 1088852 2963720 2664824 70.99 2104 2033744 647112 13.48 214204 2124460 4 11:11:01 AM 1069964 2945840 2683712 71.50 2104 2034652 646524 13.46 398480 1958828 7496 11:12:01 AM 1048672 2930380 2705004 72.06 2104 2039928 664188 13.83 398580 1980236 21840 Average: 1154466 2959845 2599210 69.24 2104 1967825 647392 13.48 229279 2057832 36706 11:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 217.41 109.56 959.31 54.71 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 91.02 74.56 1010.71 8.24 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 8.93 9.68 17.67 3.98 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 48.13 40.23 661.20 6.63 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 12.58 14.53 13.45 6.11 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 11.13 11.49 9.35 3.94 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 17.49 16.38 16.51 12.02 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 11.93 12.71 10.08 6.11 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 52.33 36.14 337.28 12.72 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) 05/30/2026 _x86_64_ (2 CPU) 11:03:47 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 45.35 0.05 12.36 11.96 1.79 28.49 11:05:01 AM 0 54.75 0.05 12.49 14.08 1.77 16.86 11:05:01 AM 1 35.91 0.05 12.24 9.84 1.80 40.16 11:06:01 AM all 38.29 0.00 4.04 2.02 1.70 53.95 11:06:01 AM 0 26.95 0.00 3.41 2.64 1.43 65.57 11:06:01 AM 1 49.67 0.00 4.67 1.40 1.97 42.30 11:07:01 AM all 40.09 0.00 4.12 1.71 1.61 52.48 11:07:01 AM 0 38.91 0.00 4.47 2.25 1.40 52.98 11:07:01 AM 1 41.28 0.00 3.77 1.16 1.81 51.98 11:08:01 AM all 38.90 0.00 2.75 0.52 1.44 56.39 11:08:01 AM 0 28.32 0.00 2.49 0.73 1.36 67.09 11:08:01 AM 1 49.52 0.00 3.00 0.30 1.52 45.66 11:09:01 AM all 37.80 0.00 2.65 0.54 1.55 57.46 11:09:01 AM 0 28.64 0.00 2.58 0.47 1.23 67.09 11:09:01 AM 1 46.97 0.00 2.73 0.62 1.86 47.82 11:10:01 AM all 36.14 0.00 2.46 0.26 1.43 59.72 11:10:01 AM 0 19.75 0.00 2.05 0.43 1.18 76.59 11:10:01 AM 1 52.56 0.00 2.87 0.08 1.68 42.81 11:11:01 AM all 37.29 0.00 2.90 0.34 1.52 57.96 11:11:01 AM 0 31.07 0.00 2.36 0.55 1.51 64.50 11:11:01 AM 1 43.52 0.00 3.44 0.13 1.52 51.39 11:12:01 AM all 41.20 0.00 3.55 0.29 1.34 53.61 11:12:01 AM 0 30.96 0.00 2.97 0.50 1.13 64.43 11:12:01 AM 1 51.46 0.00 4.13 0.08 1.55 42.77 Average: all 39.38 0.01 4.35 2.20 1.55 52.53 Average: 0 32.40 0.01 4.10 2.70 1.38 59.42 Average: 1 46.37 0.01 4.60 1.70 1.71 45.62