---> uname -a: Linux prd-centos8-builder-2c-4g-4321.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 505 1042 17 2117 2881 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:a9:53:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.64/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:fea9:5306/64 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) 06/26/2026 _x86_64_ (2 CPU) 15:03:52 LINUX RESTART (2 CPU) 03:05:01 PM tps rtps wtps bread/s bwrtn/s 03:06:01 PM 60.05 0.38 59.66 34.12 5866.84 03:07:01 PM 69.51 2.10 67.41 84.39 11192.75 03:08:01 PM 27.97 0.08 27.89 1.87 2922.16 03:09:01 PM 22.96 0.27 22.69 41.85 933.69 03:10:01 PM 20.21 0.00 20.21 0.00 1231.22 03:11:01 PM 15.13 0.97 14.17 23.98 428.75 03:12:01 PM 17.08 1.10 15.98 69.71 473.71 Average: 33.27 0.70 32.57 36.56 3292.26 03:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 PM 1335064 3029056 2418608 64.43 2104 1861700 598632 12.47 144724 1982620 171264 03:07:01 PM 1160644 2997388 2593028 69.08 2104 1996200 603680 12.57 148184 2119120 33400 03:08:01 PM 1049904 2933628 2703768 72.03 2104 2042612 667088 13.89 174776 2203156 28656 03:09:01 PM 1086912 2964568 2666760 71.04 2104 2036304 637232 13.27 213892 2126012 8500 03:10:01 PM 1143284 3019948 2610388 69.54 2104 2035324 581100 12.10 214140 2069824 2168 03:11:01 PM 1002152 2879472 2751520 73.30 2104 2036052 711068 14.81 215468 2207020 7468 03:12:01 PM 1095220 2976216 2658452 70.82 2104 2039548 608364 12.67 401084 1929800 8788 Average: 1124740 2971468 2628932 70.04 2104 2006820 629595 13.11 216038 2091079 37178 03:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 PM eth0 68.83 56.45 829.08 6.14 0.00 0.00 0.00 0.00 03:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM eth0 32.08 27.23 216.22 5.15 0.00 0.00 0.00 0.00 03:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 PM eth0 41.61 34.73 656.97 6.29 0.00 0.00 0.00 0.00 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 14.11 16.64 13.68 9.41 0.00 0.00 0.00 0.00 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 8.73 10.60 7.11 4.84 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 19.26 17.07 16.58 12.84 0.00 0.00 0.00 0.00 03:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 PM eth0 16.33 15.31 17.64 7.33 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 28.71 25.43 251.03 7.43 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) 06/26/2026 _x86_64_ (2 CPU) 15:03:52 LINUX RESTART (2 CPU) 03:05:01 PM CPU %user %nice %system %iowait %steal %idle 03:06:01 PM all 36.90 0.00 4.51 1.53 1.84 55.22 03:06:01 PM 0 35.52 0.00 4.17 1.40 1.86 57.05 03:06:01 PM 1 38.28 0.00 4.86 1.66 1.81 53.39 03:07:01 PM all 38.69 0.00 3.86 2.20 2.17 53.08 03:07:01 PM 0 37.54 0.00 3.99 2.25 1.91 54.31 03:07:01 PM 1 39.83 0.00 3.73 2.15 2.43 51.86 03:08:01 PM all 38.42 0.00 2.60 0.80 1.86 56.32 03:08:01 PM 0 30.59 0.00 2.82 0.46 1.56 64.56 03:08:01 PM 1 46.24 0.00 2.39 1.13 2.15 48.09 03:09:01 PM all 37.76 0.00 2.87 0.52 1.82 57.03 03:09:01 PM 0 25.63 0.00 2.21 0.68 1.66 69.83 03:09:01 PM 1 49.95 0.00 3.54 0.37 1.98 44.16 03:10:01 PM all 39.31 0.00 2.10 0.30 1.72 56.56 03:10:01 PM 0 14.40 0.00 1.36 0.30 1.36 82.59 03:10:01 PM 1 64.48 0.00 2.86 0.30 2.09 30.27 03:11:01 PM all 35.97 0.00 2.55 0.43 1.52 59.52 03:11:01 PM 0 17.52 0.00 2.08 0.76 1.16 78.47 03:11:01 PM 1 54.45 0.00 3.03 0.10 1.88 40.54 03:12:01 PM all 39.24 0.00 3.45 0.47 1.60 55.24 03:12:01 PM 0 17.87 0.00 2.79 0.27 1.43 77.64 03:12:01 PM 1 60.72 0.00 4.11 0.67 1.77 32.73 Average: all 38.04 0.00 3.14 0.89 1.79 56.14 Average: 0 25.58 0.00 2.77 0.87 1.56 69.21 Average: 1 50.53 0.00 3.50 0.91 2.02 43.03