---> uname -a: Linux prd-centos8-builder-2c-4g-4156.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 522 1027 17 2115 2865 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:84:44:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.211/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85850sec preferred_lft 85850sec inet6 fe80::f816:3eff:fe84:4467/64 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) 06/24/2026 _x86_64_ (2 CPU) 09:03:41 LINUX RESTART (2 CPU) 09:04:01 AM tps rtps wtps bread/s bwrtn/s 09:05:01 AM 180.61 101.48 79.12 11043.52 39347.13 09:06:01 AM 72.05 0.08 71.96 1.60 8038.41 09:07:01 AM 40.46 0.07 40.40 0.80 7326.00 09:08:01 AM 24.40 2.07 22.33 84.12 2620.25 09:09:01 AM 22.88 0.25 22.63 40.12 998.65 09:10:01 AM 17.77 0.07 17.71 3.07 483.64 09:11:01 AM 14.87 0.00 14.87 0.00 560.11 09:12:01 AM 22.56 0.90 21.66 46.39 765.81 Average: 49.45 13.11 36.34 1402.36 7517.31 09:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:05:01 AM 1497672 2994156 2256004 60.10 2104 1675008 655576 13.65 142508 1861952 55036 09:06:01 AM 1230424 2953708 2523252 67.22 2104 1890428 654808 13.64 146280 2078052 78048 09:07:01 AM 1124376 2954368 2629300 70.05 2104 1990192 637180 13.27 146140 2157000 4768 09:08:01 AM 963304 2884120 2790372 74.34 2104 2079992 704140 14.66 154296 2309296 47156 09:09:01 AM 1091852 2969388 2661824 70.91 2104 2036052 614892 12.80 175348 2158580 9400 09:10:01 AM 1092044 2968296 2661632 70.91 2104 2035068 645076 13.43 214064 2119712 7464 09:11:01 AM 1089636 2965804 2664040 70.97 2104 2035024 643164 13.39 214760 2119532 7380 09:12:01 AM 1069508 2954812 2684168 71.51 2104 2044148 646128 13.45 400220 1956564 15072 Average: 1144852 2955582 2608824 69.50 2104 1973239 650120 13.54 199202 2095086 28040 09:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 AM eth0 215.13 132.06 1112.57 57.23 0.00 0.00 0.00 0.00 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 76.91 65.17 833.88 7.18 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 3.28 3.23 2.76 1.56 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 43.13 33.19 653.73 5.17 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 11.03 12.25 12.55 4.63 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 10.96 12.38 8.30 8.87 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 12.49 12.74 10.87 3.98 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 16.45 15.23 16.67 7.39 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 48.67 35.78 331.40 12.00 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) 06/24/2026 _x86_64_ (2 CPU) 09:03:41 LINUX RESTART (2 CPU) 09:04:01 AM CPU %user %nice %system %iowait %steal %idle 09:05:01 AM all 48.56 0.03 9.80 8.33 1.76 31.52 09:05:01 AM 0 53.09 0.03 10.80 11.09 1.84 23.15 09:05:01 AM 1 44.04 0.02 8.80 5.58 1.69 39.88 09:06:01 AM all 39.10 0.00 4.51 1.98 1.38 53.02 09:06:01 AM 0 39.79 0.00 4.63 2.73 1.23 51.62 09:06:01 AM 1 38.42 0.00 4.39 1.23 1.54 54.42 09:07:01 AM all 20.23 0.00 2.79 1.33 0.69 74.96 09:07:01 AM 0 30.76 0.00 3.89 1.03 0.78 63.53 09:07:01 AM 1 9.72 0.00 1.68 1.62 0.60 86.38 09:08:01 AM all 26.63 0.00 1.92 0.71 1.02 69.73 09:08:01 AM 0 34.87 0.00 2.32 0.60 1.27 60.94 09:08:01 AM 1 18.37 0.00 1.52 0.82 0.77 78.52 09:09:01 AM all 36.69 0.00 3.00 0.73 1.22 58.37 09:09:01 AM 0 63.70 0.00 4.28 0.32 1.62 30.07 09:09:01 AM 1 9.82 0.00 1.71 1.13 0.82 86.52 09:10:01 AM all 38.97 0.00 2.59 0.46 1.56 56.43 09:10:01 AM 0 45.90 0.00 2.90 0.48 1.70 49.03 09:10:01 AM 1 32.06 0.00 2.28 0.43 1.41 63.81 09:11:01 AM all 34.58 0.00 2.46 0.21 1.44 61.32 09:11:01 AM 0 52.10 0.00 3.62 0.08 1.73 42.46 09:11:01 AM 1 17.08 0.00 1.29 0.33 1.15 80.15 09:12:01 AM all 39.64 0.00 2.84 0.45 1.59 55.48 09:12:01 AM 0 53.87 0.00 3.38 0.67 1.76 40.33 09:12:01 AM 1 25.44 0.00 2.31 0.23 1.43 70.59 Average: all 35.55 0.00 3.73 1.77 1.33 57.61 Average: 0 46.75 0.00 4.47 2.12 1.49 45.16 Average: 1 24.36 0.00 3.00 1.42 1.17 70.05