---> uname -a: Linux prd-centos8-builder-2c-4g-1717.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 496 1054 17 2114 2891 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:d9:45:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.41/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:fed9:45c9/64 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) 05/25/2026 _x86_64_ (2 CPU) 00:03:56 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 58.71 0.55 58.16 37.73 6151.56 12:07:01 AM 65.22 2.15 63.07 85.02 9590.74 12:08:01 AM 30.22 0.05 30.17 1.33 4102.83 12:09:01 AM 25.29 0.27 25.02 41.85 989.47 12:10:01 AM 15.73 0.00 15.73 0.00 394.55 12:11:01 AM 15.24 0.63 14.61 20.79 547.83 12:12:01 AM 18.11 0.47 17.65 48.93 515.45 Average: 32.65 0.59 32.06 33.67 3184.78 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1348004 3018876 2405672 64.09 2104 1839244 619532 12.90 145920 1970976 145244 12:07:01 AM 1135896 2970480 2617780 69.74 2104 1994052 636052 13.24 146796 2141692 67584 12:08:01 AM 1067028 2942420 2686648 71.57 2104 2034248 665804 13.86 174448 2185500 22224 12:09:01 AM 1093196 2969668 2660480 70.88 2104 2035360 639500 13.32 213656 2119256 8488 12:10:01 AM 1117720 2993360 2635956 70.22 2104 2034380 617808 12.86 214244 2094364 7464 12:11:01 AM 1083232 2959476 2670444 71.14 2104 2034992 645216 13.44 215072 2128100 7468 12:12:01 AM 1069912 2958844 2683764 71.50 2104 2047412 650180 13.54 401940 1952832 19836 Average: 1130713 2973303 2622963 69.88 2104 2002813 639156 13.31 216011 2084674 39758 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 74.90 57.26 971.60 6.32 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 33.38 28.35 254.73 4.94 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 49.87 38.04 662.35 6.70 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.98 14.91 13.18 6.07 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 8.51 10.40 7.39 4.81 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 12.58 12.88 12.09 4.11 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 17.05 15.55 14.82 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 29.90 25.34 276.58 6.47 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) 05/25/2026 _x86_64_ (2 CPU) 00:03:56 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 34.61 0.00 4.15 1.69 6.00 53.55 12:06:01 AM 0 35.96 0.00 3.96 1.75 5.70 52.63 12:06:01 AM 1 33.27 0.00 4.35 1.63 6.29 54.46 12:07:01 AM all 36.60 0.00 3.70 2.87 4.36 52.48 12:07:01 AM 0 39.69 0.00 4.28 2.78 3.73 49.52 12:07:01 AM 1 33.56 0.00 3.13 2.95 4.97 55.39 12:08:01 AM all 34.88 0.00 2.68 0.99 4.19 57.25 12:08:01 AM 0 28.39 0.00 3.12 1.27 3.80 63.41 12:08:01 AM 1 41.35 0.00 2.24 0.72 4.57 51.11 12:09:01 AM all 35.60 0.00 2.55 0.86 4.16 56.82 12:09:01 AM 0 33.05 0.00 2.56 0.65 4.05 59.70 12:09:01 AM 1 38.16 0.00 2.54 1.08 4.27 53.95 12:10:01 AM all 37.66 0.00 2.04 0.47 3.96 55.87 12:10:01 AM 0 25.15 0.00 1.17 0.36 3.57 69.75 12:10:01 AM 1 50.25 0.00 2.92 0.57 4.35 41.90 12:11:01 AM all 32.20 0.00 2.40 0.28 4.36 60.75 12:11:01 AM 0 34.60 0.00 2.78 0.30 3.95 58.38 12:11:01 AM 1 29.83 0.00 2.03 0.26 4.77 63.10 12:12:01 AM all 37.30 0.00 3.30 0.79 5.55 53.06 12:12:01 AM 0 41.61 0.00 3.62 0.65 5.57 48.55 12:12:01 AM 1 33.01 0.00 2.99 0.92 5.53 57.55 Average: all 35.55 0.00 2.98 1.14 4.65 55.68 Average: 0 34.07 0.00 3.07 1.11 4.34 57.41 Average: 1 37.03 0.00 2.89 1.16 4.97 53.95