---> uname -a: Linux prd-centos8-builder-2c-4g-167.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 507 925 17 2232 2879 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:18:3f:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.176/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85752sec preferred_lft 85752sec inet6 fe80::f816:3eff:fe18:3fb5/64 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) 10/16/2026 _x86_64_ (2 CPU) 10:03:49 LINUX RESTART (2 CPU) 10:05:02 AM tps rtps wtps bread/s bwrtn/s 10:06:01 AM 56.35 6.40 49.95 942.05 5639.07 10:07:01 AM 59.87 0.70 59.17 201.57 8162.34 10:08:01 AM 46.38 0.58 45.80 67.44 12563.93 10:09:01 AM 31.36 0.05 31.31 1.33 4014.63 10:10:01 AM 24.28 0.17 24.11 31.06 4573.93 10:11:01 AM 18.34 0.07 18.27 3.07 764.25 10:12:01 AM 16.08 0.00 16.08 0.00 559.23 10:13:01 AM 6.12 0.00 6.12 0.00 180.39 10:14:01 AM 27.06 11.18 15.88 394.27 467.19 Average: 31.71 2.12 29.59 180.90 4099.86 10:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 AM 1381636 3025644 2372040 63.19 2104 1812616 592580 12.34 135528 1946220 135684 10:07:01 AM 1113544 3000128 2640132 70.33 2104 2046772 590936 12.31 138140 2179588 175236 10:08:01 AM 878980 2911072 2874696 76.58 2104 2191200 673252 14.02 153556 2391700 61752 10:09:01 AM 862800 2860308 2890876 77.01 2104 2156684 720164 15.00 179064 2383740 55316 10:10:01 AM 851548 2882864 2902128 77.31 2104 2189868 703104 14.64 219148 2351440 53256 10:11:01 AM 1003468 2988916 2750208 73.27 2104 2143980 593220 12.35 216932 2201676 2544 10:12:01 AM 984540 2968644 2769136 73.77 2104 2142452 609076 12.68 217308 2220856 4 10:13:01 AM 973188 2959876 2780488 74.07 2104 2145116 620132 12.91 217524 2232024 8504 10:14:01 AM 990920 2988996 2762756 73.60 2104 2155908 592692 12.34 408900 2021332 7528 Average: 1004514 2954050 2749162 73.24 2104 2109400 632795 13.18 209567 2214286 55536 10:05:02 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 46.80 41.17 872.21 5.48 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 62.54 56.54 908.68 6.69 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 33.99 31.37 618.47 5.09 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 12.05 13.15 102.72 4.24 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 7.80 8.66 8.36 3.08 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 9.48 9.51 10.31 3.92 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 6.85 7.95 4.71 2.91 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 7.47 7.13 6.20 1.86 0.00 0.00 0.00 0.00 10:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 AM eth0 14.66 13.98 13.36 11.06 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 22.36 21.01 281.68 4.92 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) 10/16/2026 _x86_64_ (2 CPU) 10:03:49 LINUX RESTART (2 CPU) 10:05:02 AM CPU %user %nice %system %iowait %steal %idle 10:06:01 AM all 24.79 0.00 3.53 1.38 0.08 70.21 10:06:01 AM 0 32.64 0.00 4.58 1.92 0.10 60.77 10:06:01 AM 1 16.94 0.00 2.48 0.85 0.07 79.66 10:07:01 AM all 21.94 0.00 3.24 2.05 0.08 72.70 10:07:01 AM 0 16.50 0.00 2.85 1.97 0.07 78.61 10:07:01 AM 1 27.38 0.00 3.63 2.14 0.08 66.77 10:08:01 AM all 27.41 0.00 2.72 1.81 0.08 67.98 10:08:01 AM 0 29.36 0.00 2.23 1.81 0.08 66.52 10:08:01 AM 1 25.46 0.00 3.21 1.81 0.08 69.44 10:09:01 AM all 26.21 0.00 2.35 0.84 0.08 70.52 10:09:01 AM 0 34.05 0.00 2.11 1.25 0.08 62.50 10:09:01 AM 1 18.35 0.00 2.59 0.43 0.07 78.56 10:10:01 AM all 20.31 0.00 2.13 0.67 0.07 76.82 10:10:01 AM 0 33.20 0.00 2.77 0.58 0.08 63.36 10:10:01 AM 1 7.43 0.00 1.49 0.75 0.05 90.29 10:11:01 AM all 21.64 0.00 1.82 0.34 0.06 76.14 10:11:01 AM 0 26.24 0.00 1.38 0.13 0.05 72.20 10:11:01 AM 1 17.04 0.00 2.25 0.55 0.07 80.09 10:12:01 AM all 19.31 0.00 1.00 0.24 0.06 79.38 10:12:01 AM 0 26.66 0.00 1.02 0.13 0.07 72.13 10:12:01 AM 1 11.96 0.00 0.99 0.35 0.05 86.65 10:13:01 AM all 8.86 0.00 1.09 0.14 0.04 89.87 10:13:01 AM 0 9.99 0.00 1.08 0.27 0.05 88.61 10:13:01 AM 1 7.73 0.00 1.09 0.02 0.03 91.13 10:14:01 AM all 28.05 0.00 2.09 0.73 0.09 69.04 10:14:01 AM 0 44.39 0.00 2.38 0.28 0.12 52.83 10:14:01 AM 1 11.66 0.00 1.81 1.17 0.07 85.30 Average: all 22.06 0.00 2.22 0.91 0.07 74.75 Average: 0 28.11 0.00 2.26 0.93 0.08 68.63 Average: 1 15.99 0.00 2.17 0.90 0.06 80.88