---> uname -a: Linux prd-centos8-builder-2c-4g-5276.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 501 1046 17 2118 2887 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:eb:3b:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.223/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85860sec preferred_lft 85860sec inet6 fe80::f816:3eff:feeb:3b79/64 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) 07/08/2026 _x86_64_ (2 CPU) 10:03:43 LINUX RESTART (2 CPU) 10:04:01 AM tps rtps wtps bread/s bwrtn/s 10:05:01 AM 189.72 112.79 76.93 11587.94 38677.73 10:06:01 AM 53.83 0.20 53.63 29.99 5595.73 10:07:01 AM 68.94 0.62 68.33 67.71 9889.02 10:08:01 AM 28.57 0.05 28.52 1.33 3882.77 10:09:01 AM 25.76 0.90 24.86 62.65 1056.68 10:10:01 AM 17.68 0.00 17.68 0.00 420.38 10:11:01 AM 15.66 0.00 15.66 0.00 603.46 10:12:01 AM 15.86 0.47 15.40 48.93 445.99 Average: 52.01 14.38 37.63 1475.00 7571.98 10:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 AM 1530448 3016080 2223236 59.23 2104 1664072 645616 13.44 139020 1834428 64044 10:06:01 AM 1336860 3011764 2416824 64.39 2104 1842672 622812 12.97 145728 1980608 151628 10:07:01 AM 1130544 2968908 2623140 69.88 2104 1997688 630668 13.13 146296 2148076 64032 10:08:01 AM 1052096 2931520 2701588 71.97 2104 2037864 665836 13.87 173436 2199988 22236 10:09:01 AM 1102948 2983832 2650736 70.62 2104 2039584 611876 12.74 213696 2110544 8504 10:10:01 AM 967844 2887104 2785840 74.22 2104 2078028 717500 14.94 217140 2242096 46932 10:11:01 AM 967252 2886544 2786432 74.23 2104 2078028 708884 14.76 217780 2242092 46932 10:12:01 AM 1097248 2980180 2656436 70.77 2104 2041504 616352 12.83 409920 1919688 8784 Average: 1148155 2958242 2605529 69.41 2104 1972430 652443 13.59 207877 2084690 51636 10:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 AM eth0 222.36 127.44 1062.90 58.15 0.00 0.00 0.00 0.00 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 58.00 46.87 657.28 4.85 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 33.71 30.04 255.08 5.02 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 56.13 47.78 657.59 7.22 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 14.06 15.29 13.95 5.73 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 8.63 10.78 6.87 5.32 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 12.76 13.19 11.09 4.15 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 19.66 17.48 17.23 7.81 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 53.17 38.61 335.26 12.28 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) 07/08/2026 _x86_64_ (2 CPU) 10:03:43 LINUX RESTART (2 CPU) 10:04:01 AM CPU %user %nice %system %iowait %steal %idle 10:05:01 AM all 44.97 0.03 10.04 9.25 2.44 33.28 10:05:01 AM 0 51.07 0.03 11.40 10.65 2.35 24.51 10:05:01 AM 1 38.86 0.03 8.68 7.85 2.54 42.04 10:06:01 AM all 26.82 0.00 3.35 1.23 1.62 66.99 10:06:01 AM 0 18.03 0.00 2.01 1.55 1.65 76.76 10:06:01 AM 1 35.67 0.00 4.69 0.91 1.58 57.15 10:07:01 AM all 38.91 0.00 3.78 2.68 2.44 52.18 10:07:01 AM 0 37.97 0.00 4.39 3.32 2.33 51.98 10:07:01 AM 1 39.85 0.00 3.18 2.04 2.55 52.39 10:08:01 AM all 35.75 0.00 2.67 0.66 2.18 58.73 10:08:01 AM 0 26.54 0.00 2.66 0.55 2.04 68.22 10:08:01 AM 1 44.97 0.00 2.68 0.78 2.33 49.24 10:09:01 AM all 36.62 0.00 2.75 0.84 1.67 58.12 10:09:01 AM 0 34.66 0.00 2.65 0.55 1.54 60.60 10:09:01 AM 1 38.59 0.00 2.85 1.13 1.79 55.64 10:10:01 AM all 37.10 0.00 1.59 0.19 1.31 59.82 10:10:01 AM 0 26.02 0.00 1.22 0.05 0.95 71.77 10:10:01 AM 1 48.16 0.00 1.96 0.33 1.66 47.89 10:11:01 AM all 34.41 0.00 2.36 0.34 1.47 61.43 10:11:01 AM 0 17.80 0.00 2.04 0.60 1.18 78.38 10:11:01 AM 1 51.03 0.00 2.67 0.08 1.76 44.46 10:12:01 AM all 39.84 0.00 3.40 0.08 1.67 55.01 10:12:01 AM 0 21.70 0.00 2.83 0.03 1.39 74.04 10:12:01 AM 1 58.00 0.00 3.97 0.13 1.94 35.96 Average: all 36.80 0.00 3.74 1.91 1.85 55.70 Average: 0 29.21 0.00 3.65 2.16 1.68 63.30 Average: 1 44.39 0.00 3.83 1.66 2.02 48.10