---> uname -a: Linux prd-centos8-builder-2c-4g-6748.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 518 1026 17 2120 2868 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:60:c2:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.8/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85859sec preferred_lft 85859sec inet6 fe80::f816:3eff:fe60:c274/64 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) 07/26/2026 _x86_64_ (2 CPU) 07:03:49 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:02 AM 242.92 170.52 72.40 14774.62 37990.67 07:06:01 AM 63.01 0.39 62.62 34.70 6205.51 07:07:01 AM 63.10 0.58 62.51 67.18 10636.69 07:08:01 AM 29.77 1.07 28.71 25.86 2901.50 07:09:01 AM 19.03 0.27 18.76 41.86 750.57 07:10:01 AM 16.29 0.00 16.29 0.00 400.45 07:11:01 AM 15.43 0.00 15.43 0.00 578.77 07:12:01 AM 18.71 0.90 17.81 46.39 698.62 Average: 58.53 21.77 36.77 1878.24 7524.50 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:02 AM 1541652 3025180 2212024 58.93 2104 1662420 633096 13.18 139348 1822124 84052 07:06:01 AM 1285616 2999380 2468060 65.75 2104 1881376 627048 13.06 144896 2032384 179176 07:07:01 AM 1133908 2972904 2619768 69.79 2104 1998412 618712 12.88 147992 2144420 28504 07:08:01 AM 978620 2896472 2775056 73.93 2104 2076760 690220 14.37 177812 2269688 54892 07:09:01 AM 1051964 2933516 2701712 71.98 2104 2040416 652836 13.59 214308 2158844 8504 07:10:01 AM 981252 2861872 2772424 73.86 2104 2039480 725968 15.12 214664 2228524 7548 07:11:01 AM 984228 2903112 2769448 73.78 2104 2077872 686576 14.30 218316 2223468 45944 07:12:01 AM 1052528 2934636 2701148 71.96 2104 2040828 645216 13.44 399132 1974496 7372 Average: 1126221 2940884 2627455 70.00 2104 1977196 659959 13.74 207058 2106744 51999 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:02 AM eth0 225.70 125.58 923.24 56.84 0.00 0.00 0.00 0.00 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 85.26 67.57 989.87 7.56 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 26.72 23.16 86.45 4.71 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 51.12 41.47 661.77 17.27 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 12.51 13.66 12.80 5.11 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 7.85 9.63 6.38 4.68 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 12.08 11.70 10.58 3.52 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 13.43 12.51 15.10 6.05 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 54.28 38.10 336.95 13.23 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) 07/26/2026 _x86_64_ (2 CPU) 07:03:49 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:02 AM all 42.39 0.08 13.48 12.05 2.50 29.50 07:05:02 AM 0 42.38 0.05 12.01 15.01 2.35 28.20 07:05:02 AM 1 42.41 0.10 14.97 9.08 2.64 30.80 07:06:01 AM all 35.95 0.00 4.22 2.01 2.01 55.82 07:06:01 AM 0 23.17 0.00 2.79 2.34 1.92 69.78 07:06:01 AM 1 48.78 0.00 5.64 1.67 2.11 41.79 07:07:01 AM all 38.31 0.00 3.99 2.17 1.41 54.12 07:07:01 AM 0 37.40 0.00 4.18 2.68 1.22 54.52 07:07:01 AM 1 39.22 0.00 3.79 1.66 1.61 53.72 07:08:01 AM all 37.30 0.00 2.36 0.77 1.57 57.99 07:08:01 AM 0 27.59 0.00 2.10 0.95 1.07 68.29 07:08:01 AM 1 46.98 0.00 2.62 0.60 2.07 47.73 07:09:01 AM all 33.90 0.00 2.54 0.35 1.55 61.65 07:09:01 AM 0 21.29 0.00 2.03 0.27 0.95 75.47 07:09:01 AM 1 46.47 0.00 3.05 0.43 2.16 47.88 07:10:01 AM all 34.70 0.00 1.75 0.46 1.18 61.91 07:10:01 AM 0 9.15 0.00 0.87 0.50 0.53 88.95 07:10:01 AM 1 60.20 0.00 2.63 0.42 1.83 34.92 07:11:01 AM all 29.72 0.00 2.22 0.58 1.16 66.32 07:11:01 AM 0 11.63 0.00 1.46 0.80 0.75 85.36 07:11:01 AM 1 47.87 0.00 2.97 0.37 1.57 47.22 07:12:01 AM all 34.85 0.00 2.86 0.46 1.25 60.58 07:12:01 AM 0 30.71 0.00 2.54 0.63 0.97 65.15 07:12:01 AM 1 38.96 0.00 3.19 0.28 1.53 56.03 Average: all 35.89 0.01 4.17 2.35 1.58 56.00 Average: 0 25.41 0.01 3.50 2.89 1.22 66.98 Average: 1 46.36 0.01 4.85 1.81 1.94 45.03