---> uname -a: Linux prd-centos8-builder-2c-4g-5996.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 526 1019 17 2120 2861 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:66:92:be brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.40/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85861sec preferred_lft 85861sec inet6 fe80::f816:3eff:fe66:92be/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) 07/17/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 243.92 173.72 70.20 14702.50 37822.44 03:06:01 AM 52.65 0.38 52.27 34.12 5716.24 03:07:01 AM 65.19 0.30 64.90 46.38 9842.20 03:08:01 AM 29.56 0.37 29.19 22.66 3961.50 03:09:02 AM 23.34 0.23 23.11 40.12 968.84 03:10:01 AM 16.14 0.03 16.11 1.76 407.03 03:11:01 AM 15.05 0.00 15.05 0.00 601.13 03:12:01 AM 17.23 0.90 16.33 46.39 477.32 Average: 57.98 22.04 35.94 1866.04 7490.17 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1538284 3017864 2215392 59.02 2104 1658644 629444 13.11 139784 1826332 80024 03:06:01 AM 1319296 2995212 2434380 64.85 2104 1843788 630880 13.14 146248 1996460 152104 03:07:01 AM 1142448 2980656 2611228 69.56 2104 1997816 598768 12.47 146820 2134908 65416 03:08:01 AM 1068852 2948432 2684824 71.53 2104 2038492 621880 12.95 173500 2183076 22104 03:09:02 AM 1079496 2959208 2674180 71.24 2104 2038712 621408 12.94 213524 2132732 7484 03:10:01 AM 1041124 2921924 2712552 72.26 2104 2039736 657164 13.68 214152 2170620 8504 03:11:01 AM 1054336 2935172 2699340 71.91 2104 2039736 641080 13.35 214544 2157456 8504 03:12:01 AM 1054596 2936032 2699080 71.90 2104 2040232 646924 13.47 398728 1972532 7380 Average: 1162304 2961812 2591372 69.04 2104 1962144 630944 13.14 205912 2071764 43940 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 168.40 104.83 915.81 54.96 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 71.31 54.53 801.51 5.92 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 34.99 27.07 255.36 4.83 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 44.32 33.56 656.67 5.91 0.00 0.00 0.00 0.00 03:09:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:02 AM eth0 9.60 12.05 11.38 4.93 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 9.88 11.28 7.89 5.05 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 12.59 12.94 11.10 4.05 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 16.51 14.03 17.42 7.16 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 46.03 33.83 335.33 11.62 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) 07/17/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 40.50 0.07 12.13 13.41 7.16 26.73 03:05:01 AM 0 34.76 0.05 12.53 13.39 6.51 32.76 03:05:01 AM 1 46.22 0.10 11.73 13.42 7.81 20.72 03:06:01 AM all 31.72 0.00 3.97 1.44 2.95 59.92 03:06:01 AM 0 30.46 0.00 3.79 1.46 2.91 61.38 03:06:01 AM 1 32.98 0.00 4.15 1.43 2.99 58.45 03:07:01 AM all 37.90 0.00 4.17 2.29 3.63 52.02 03:07:01 AM 0 30.39 0.00 4.16 3.55 3.60 58.29 03:07:01 AM 1 45.47 0.00 4.17 1.01 3.66 45.69 03:08:01 AM all 34.41 0.00 3.32 0.91 3.39 57.96 03:08:01 AM 0 22.97 0.00 2.40 0.91 3.06 70.67 03:08:01 AM 1 45.88 0.00 4.25 0.91 3.72 45.23 03:09:02 AM all 37.35 0.00 2.62 0.76 3.79 55.47 03:09:02 AM 0 25.39 0.00 2.75 0.26 3.30 68.29 03:09:02 AM 1 49.32 0.00 2.49 1.25 4.29 42.65 03:10:01 AM all 31.44 0.00 2.13 0.39 4.88 61.17 03:10:01 AM 0 27.59 0.00 1.82 0.53 4.87 65.20 03:10:01 AM 1 35.31 0.00 2.44 0.25 4.88 57.12 03:11:01 AM all 32.18 0.00 2.44 0.55 5.21 59.62 03:11:01 AM 0 20.46 0.00 2.18 0.75 5.31 71.29 03:11:01 AM 1 44.13 0.00 2.70 0.34 5.11 47.72 03:12:01 AM all 36.71 0.00 2.65 0.45 4.58 55.61 03:12:01 AM 0 23.17 0.00 2.05 0.57 4.57 69.65 03:12:01 AM 1 50.41 0.00 3.26 0.33 4.60 41.40 Average: all 35.27 0.01 4.18 2.52 4.45 53.57 Average: 0 26.87 0.01 3.95 2.67 4.27 62.24 Average: 1 43.73 0.01 4.40 2.37 4.64 44.84