---> uname -a: Linux prd-centos8-builder-2c-4g-5519.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 499 1048 17 2118 2889 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:1e:46:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.183/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85872sec preferred_lft 85872sec inet6 fe80::f816:3eff:fe1e:4661/64 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) 07/11/2026 _x86_64_ (2 CPU) 10:04:05 LINUX RESTART (2 CPU) 10:05:01 AM tps rtps wtps bread/s bwrtn/s 10:06:01 AM 80.02 6.53 73.49 959.68 5484.74 10:07:02 AM 59.38 0.03 59.35 0.27 7648.38 10:08:01 AM 37.46 0.64 36.82 69.94 7067.10 10:09:01 AM 25.30 0.20 25.10 38.79 987.77 10:10:01 AM 17.06 0.07 16.99 3.07 471.21 10:11:01 AM 16.74 0.00 16.74 0.00 848.35 10:12:01 AM 17.98 0.90 17.08 46.38 484.92 10:13:01 AM 18.61 0.20 18.41 23.33 534.74 Average: 34.06 1.07 32.99 142.83 2932.19 10:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 AM 1254176 2951104 2499500 66.59 2104 1865712 694564 14.46 183108 2028464 173752 10:07:02 AM 1141128 2970360 2612548 69.60 2104 1988928 635632 13.24 145256 2144364 135856 10:08:01 AM 1143644 3021860 2610032 69.53 2104 2036832 582000 12.12 170984 2108832 21092 10:09:01 AM 1003564 2921972 2750112 73.26 2104 2077392 677608 14.11 215740 2206376 47852 10:10:01 AM 1053440 2933612 2700236 71.94 2104 2039044 665804 13.86 213108 2160064 8504 10:11:01 AM 1088584 2968684 2665092 71.00 2104 2039048 632172 13.16 214060 2123076 8504 10:12:01 AM 1107020 2989076 2646656 70.51 2104 2040816 614620 12.80 398292 1920824 8852 10:13:01 AM 1095816 2980800 2657860 70.81 2104 2043340 613308 12.77 408672 1921596 20968 Average: 1110922 2967184 2642754 70.40 2104 2016389 639464 13.32 243652 2076700 53172 10:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 84.16 58.48 936.53 9.90 0.00 0.00 0.00 0.00 10:07:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:02 AM eth0 41.15 32.12 364.56 4.95 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 51.19 39.60 671.05 6.47 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 11.50 14.50 12.57 5.69 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 10.18 11.94 8.01 5.26 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 12.08 12.29 10.53 3.62 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 14.43 13.88 15.20 6.70 0.00 0.00 0.00 0.00 10:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM eth0 8.56 10.60 6.66 5.19 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 29.11 24.14 252.25 5.97 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) 07/11/2026 _x86_64_ (2 CPU) 10:04:05 LINUX RESTART (2 CPU) 10:05:01 AM CPU %user %nice %system %iowait %steal %idle 10:06:01 AM all 32.59 0.00 4.29 4.10 7.08 51.93 10:06:01 AM 0 25.84 0.00 3.66 2.98 6.87 60.66 10:06:01 AM 1 39.39 0.00 4.93 5.23 7.30 43.15 10:07:02 AM all 35.62 0.00 3.92 1.88 6.55 52.04 10:07:02 AM 0 35.38 0.00 3.59 2.55 6.63 51.84 10:07:02 AM 1 35.85 0.00 4.25 1.21 6.47 52.24 10:08:01 AM all 33.82 0.00 2.82 1.15 5.78 56.43 10:08:01 AM 0 21.72 0.00 2.32 1.66 5.90 68.40 10:08:01 AM 1 46.07 0.00 3.33 0.63 5.66 44.31 10:09:01 AM all 34.97 0.00 2.24 1.14 5.66 56.00 10:09:01 AM 0 29.07 0.00 1.81 1.36 5.39 62.37 10:09:01 AM 1 40.87 0.00 2.67 0.92 5.92 49.62 10:10:01 AM all 36.22 0.00 2.40 0.40 5.09 55.89 10:10:01 AM 0 25.63 0.00 2.17 0.36 4.81 67.04 10:10:01 AM 1 46.86 0.00 2.63 0.44 5.38 44.69 10:11:01 AM all 28.21 0.00 2.25 0.75 5.13 63.66 10:11:01 AM 0 28.45 0.00 2.67 0.55 5.23 63.10 10:11:01 AM 1 27.97 0.00 1.84 0.95 5.03 64.21 10:12:01 AM all 32.85 0.00 2.26 0.86 5.42 58.61 10:12:01 AM 0 33.94 0.00 1.99 0.52 5.02 58.53 10:12:01 AM 1 31.76 0.00 2.53 1.19 5.83 58.68 10:13:01 AM all 38.03 0.00 2.98 0.49 6.08 52.42 10:13:01 AM 0 31.55 0.00 2.54 0.54 6.13 59.24 10:13:01 AM 1 44.57 0.00 3.42 0.44 6.03 45.54 Average: all 34.04 0.00 2.90 1.35 5.85 55.86 Average: 0 28.96 0.00 2.60 1.32 5.75 61.38 Average: 1 39.14 0.00 3.20 1.38 5.95 50.32