---> uname -a: Linux prd-centos8-builder-2c-4g-1587.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 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 511 910 17 2243 2875 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:c2:8b:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.174/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85732sec preferred_lft 85732sec inet6 fe80::f816:3eff:fec2:8b3b/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) 10/31/2026 _x86_64_ (2 CPU) 15:03:48 LINUX RESTART (2 CPU) 03:05:03 PM tps rtps wtps bread/s bwrtn/s 03:06:01 PM 54.67 6.58 48.09 960.50 5159.45 03:07:01 PM 63.59 0.73 62.86 202.10 8343.83 03:08:01 PM 44.17 0.55 43.62 66.91 12768.64 03:09:01 PM 30.74 0.05 30.69 1.33 3862.16 03:10:01 PM 18.38 0.17 18.21 31.06 4388.84 03:11:01 PM 21.11 1.32 19.79 116.89 554.37 03:12:01 PM 15.00 0.00 15.00 0.00 535.14 03:13:01 PM 4.43 0.00 4.43 0.00 150.14 03:14:01 PM 26.21 10.98 15.23 378.94 518.34 03:15:01 PM 21.33 0.38 20.95 38.66 683.87 Average: 29.88 2.06 27.82 177.04 3691.61 03:05:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 PM 1384580 3029968 2369096 63.11 2104 1814368 584940 12.18 135768 1944636 136680 03:07:01 PM 1080820 2980632 2672856 71.21 2104 2059352 611864 12.74 138628 2210828 186484 03:08:01 PM 821820 2874780 2931856 78.11 2104 2211184 710780 14.80 154708 2445304 69860 03:09:01 PM 731216 2821204 3022460 80.52 2104 2246124 761596 15.86 187304 2497044 139668 03:10:01 PM 970140 2963244 2783536 74.15 2104 2151020 618440 12.88 176744 2273140 8492 03:11:01 PM 990828 2985312 2762848 73.60 2104 2152268 590964 12.31 220556 2208492 6216 03:12:01 PM 974680 2969228 2778996 74.03 2104 2152268 612328 12.75 220768 2224848 4 03:13:01 PM 989368 2983892 2764308 73.64 2104 2152272 592008 12.33 220928 2209588 4 03:14:01 PM 984520 2992120 2769156 73.77 2104 2164860 591028 12.31 412068 2021656 2604 03:15:01 PM 952988 2972340 2800688 74.61 2104 2176084 606892 12.64 419844 2045040 27820 Average: 988096 2957272 2765580 73.68 2104 2127980 628084 13.08 228732 2208058 57783 03:05:03 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 50.41 43.24 901.68 5.65 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 66.42 59.71 926.69 7.22 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 41.05 36.55 737.05 5.90 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 7.02 7.82 4.70 3.49 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 7.05 7.63 7.96 1.87 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 14.00 14.51 7.13 5.65 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 7.76 8.56 5.27 3.46 0.00 0.00 0.00 0.00 03:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 PM eth0 5.97 5.73 5.62 0.82 0.00 0.00 0.00 0.00 03:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 PM eth0 12.31 12.26 12.29 5.58 0.00 0.00 0.00 0.00 03:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 PM eth0 12.85 13.46 8.64 12.85 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 22.39 20.87 259.57 5.25 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) 10/31/2026 _x86_64_ (2 CPU) 15:03:48 LINUX RESTART (2 CPU) 03:05:03 PM CPU %user %nice %system %iowait %steal %idle 03:06:01 PM all 25.04 0.00 3.43 1.10 0.09 70.34 03:06:01 PM 0 33.44 0.00 4.00 1.24 0.09 61.23 03:06:01 PM 1 16.62 0.00 2.87 0.95 0.10 79.46 03:07:01 PM all 22.60 0.00 3.36 2.65 0.10 71.28 03:07:01 PM 0 27.75 0.00 3.60 2.89 0.12 65.64 03:07:01 PM 1 17.43 0.00 3.13 2.42 0.08 76.93 03:08:01 PM all 30.41 0.00 2.75 1.15 0.09 65.60 03:08:01 PM 0 51.50 0.00 3.64 0.65 0.10 44.11 03:08:01 PM 1 9.29 0.00 1.85 1.65 0.08 87.12 03:09:01 PM all 25.97 0.00 2.73 1.06 0.09 70.16 03:09:01 PM 0 30.66 0.00 2.91 1.48 0.10 64.84 03:09:01 PM 1 21.27 0.00 2.54 0.63 0.08 75.48 03:10:01 PM all 11.15 0.00 1.61 0.54 0.05 86.64 03:10:01 PM 0 7.05 0.00 1.67 0.48 0.05 90.75 03:10:01 PM 1 15.27 0.00 1.56 0.60 0.05 82.53 03:11:01 PM all 28.07 0.00 1.99 0.18 0.08 69.69 03:11:01 PM 0 46.18 0.00 2.28 0.25 0.10 51.18 03:11:01 PM 1 9.92 0.00 1.69 0.10 0.07 88.22 03:12:01 PM all 19.14 0.00 1.29 0.30 0.07 79.21 03:12:01 PM 0 27.77 0.00 1.37 0.18 0.08 70.60 03:12:01 PM 1 10.48 0.00 1.20 0.42 0.05 87.84 03:13:01 PM all 6.92 0.00 0.71 0.14 0.03 92.19 03:13:01 PM 0 10.74 0.00 1.03 0.00 0.03 88.19 03:13:01 PM 1 3.09 0.00 0.38 0.28 0.03 96.20 03:14:01 PM all 22.45 0.00 1.99 0.68 0.08 74.79 03:14:01 PM 0 35.24 0.00 2.32 0.43 0.08 61.93 03:14:01 PM 1 9.67 0.00 1.67 0.93 0.07 87.66 03:15:01 PM all 27.12 0.00 2.58 0.51 0.08 69.72 03:15:01 PM 0 44.57 0.00 3.47 0.15 0.08 51.73 03:15:01 PM 1 9.62 0.00 1.69 0.87 0.07 87.75 Average: all 21.88 0.00 2.24 0.83 0.08 74.97 Average: 0 31.48 0.00 2.62 0.77 0.08 65.03 Average: 1 12.25 0.00 1.85 0.89 0.07 84.94