---> uname -a: Linux prd-centos8-robot-2c-8g-9656.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 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 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 612 4909 19 2175 6785 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:0d:38:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.238/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe0d:3834/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/12/2026 _x86_64_ (2 CPU) 03:03:58 LINUX RESTART (2 CPU) 03:05:01 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 92.47 6.33 86.14 1095.95 6908.42 03:07:01 AM 75.82 1.02 74.81 73.44 10550.25 03:08:01 AM 33.97 4.05 29.92 1262.25 2134.82 03:09:01 AM 67.27 3.30 63.97 91.85 7781.39 03:10:01 AM 6.40 0.05 6.35 4.80 505.80 03:11:01 AM 14.03 0.33 13.70 37.85 474.64 03:12:01 AM 31.61 0.52 31.09 63.85 1341.29 Average: 45.94 2.23 43.71 375.71 4242.31 03:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 5274360 7073188 2608072 33.09 2688 1975992 651544 7.30 186744 2084132 247476 03:07:01 AM 5074852 6957148 2807580 35.62 2688 2058400 761400 8.53 213512 2247120 46228 03:08:01 AM 4944060 6951296 2938372 37.28 2688 2177896 784584 8.78 263168 2310708 98360 03:09:01 AM 4933856 7035792 2948576 37.41 2688 2268208 663304 7.43 261312 2303064 9088 03:10:01 AM 4885060 6987460 2997372 38.03 2688 2268688 749924 8.40 261644 2350932 352 03:11:01 AM 5043444 6960208 2838988 36.02 2688 2088460 754016 8.44 303908 2172068 27008 03:12:01 AM 5019512 6941556 2862920 36.32 2688 2094528 767100 8.59 463884 2042144 26300 Average: 5025021 6986664 2857411 36.25 2688 2133167 733125 8.21 279167 2215738 64973 03:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 177.10 130.16 1338.03 26.58 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 64.56 41.02 622.80 7.62 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 38.55 34.46 336.20 6.85 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 175.70 132.21 44.90 33.17 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 26.33 17.58 5.67 8.47 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 110.85 96.18 1101.34 23.75 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 19.13 16.01 14.88 8.51 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 87.46 66.80 494.83 16.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/12/2026 _x86_64_ (2 CPU) 03:03:58 LINUX RESTART (2 CPU) 03:05:01 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 37.64 0.00 5.93 1.78 0.13 54.52 03:06:01 AM 0 37.81 0.00 5.59 1.38 0.13 55.08 03:06:01 AM 1 37.47 0.00 6.26 2.19 0.12 53.96 03:07:01 AM all 20.66 0.00 3.22 3.68 0.08 72.35 03:07:01 AM 0 26.74 0.00 3.36 3.22 0.10 66.58 03:07:01 AM 1 14.58 0.00 3.09 4.14 0.07 78.12 03:08:01 AM all 21.93 0.00 3.98 1.72 0.08 72.29 03:08:01 AM 0 22.58 0.00 4.12 1.45 0.08 71.77 03:08:01 AM 1 21.28 0.00 3.84 1.99 0.08 72.81 03:09:01 AM all 21.48 0.00 4.02 1.19 0.10 73.22 03:09:01 AM 0 21.37 0.00 3.69 1.25 0.10 73.58 03:09:01 AM 1 21.58 0.00 4.35 1.12 0.10 72.85 03:10:01 AM all 2.39 0.00 0.31 0.41 0.04 96.85 03:10:01 AM 0 0.97 0.00 0.22 0.32 0.03 98.47 03:10:01 AM 1 3.81 0.00 0.40 0.50 0.05 95.23 03:11:01 AM all 16.22 0.00 2.39 0.16 0.08 81.15 03:11:01 AM 0 11.53 0.00 2.18 0.03 0.07 86.20 03:11:01 AM 1 20.94 0.00 2.61 0.29 0.08 76.08 03:12:01 AM all 29.85 0.00 4.02 0.23 0.09 65.81 03:12:01 AM 0 37.85 0.00 4.30 0.33 0.10 57.41 03:12:01 AM 1 21.84 0.00 3.74 0.12 0.08 74.22 Average: all 21.47 0.00 3.41 1.31 0.09 73.72 Average: 0 22.70 0.00 3.35 1.14 0.09 72.72 Average: 1 20.23 0.00 3.47 1.48 0.08 74.74