---> uname -a: Linux prd-centos8-docker-8c-8g-4833.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1003 28429 19 2456 30437 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:12:cc:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe12:ccab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:36:e1:c3:c7 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/02/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 181.81 2.88 178.92 345.48 10822.79 05:20:01 AM 177.77 2.50 175.27 940.35 8875.74 05:21:01 AM 74.11 1.17 72.94 82.37 6420.33 Average: 144.56 2.18 142.38 456.07 8706.29 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28551428 30332464 4104284 12.57 2688 2097224 2769552 8.22 162436 3472776 131736 05:20:01 AM 27244212 29253304 5411500 16.57 2688 2318196 4176100 12.39 225704 4682864 113692 05:21:01 AM 29128204 31183120 3527508 10.80 2688 2361868 1419688 4.21 412212 2615308 23128 Average: 28307948 30256296 4347764 13.31 2688 2259096 2788447 8.27 266784 3590316 89519 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 185.87 163.66 1719.27 51.82 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 226.32 193.80 2277.32 35.48 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 163.10 158.38 346.69 170.19 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 191.76 171.95 1447.76 85.83 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/02/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 17.71 0.00 1.43 0.56 0.07 80.23 05:19:01 AM 0 19.40 0.00 2.26 0.58 0.08 77.67 05:19:01 AM 1 15.79 0.00 0.92 0.57 0.10 82.62 05:19:01 AM 2 26.18 0.00 2.24 0.67 0.07 70.85 05:19:01 AM 3 10.83 0.00 1.12 0.65 0.05 87.34 05:19:01 AM 4 30.68 0.00 2.39 0.48 0.08 66.37 05:19:01 AM 5 11.88 0.00 0.97 0.72 0.07 86.37 05:19:01 AM 6 22.67 0.00 0.97 0.30 0.05 76.01 05:19:01 AM 7 4.27 0.00 0.60 0.47 0.05 94.61 05:20:01 AM all 42.44 0.00 1.60 0.62 0.09 55.25 05:20:01 AM 0 48.86 0.00 1.52 0.45 0.10 49.07 05:20:01 AM 1 44.98 0.00 1.64 0.43 0.10 52.85 05:20:01 AM 2 33.12 0.00 1.62 0.32 0.10 64.84 05:20:01 AM 3 48.87 0.00 1.14 0.08 0.10 49.81 05:20:01 AM 4 51.41 0.00 2.31 0.62 0.08 45.58 05:20:01 AM 5 31.76 0.00 1.37 0.99 0.10 65.78 05:20:01 AM 6 28.98 0.00 1.45 0.38 0.07 69.12 05:20:01 AM 7 51.56 0.00 1.74 1.69 0.10 44.91 05:21:01 AM all 24.47 0.00 1.52 0.19 0.07 73.75 05:21:01 AM 0 21.67 0.00 1.45 0.42 0.08 76.37 05:21:01 AM 1 37.40 0.00 1.87 0.10 0.07 60.56 05:21:01 AM 2 22.43 0.00 1.39 0.05 0.07 76.07 05:21:01 AM 3 22.19 0.00 1.62 0.43 0.07 75.69 05:21:01 AM 4 31.13 0.00 1.74 0.10 0.07 66.97 05:21:01 AM 5 14.34 0.00 0.94 0.17 0.07 84.49 05:21:01 AM 6 21.27 0.00 1.79 0.02 0.07 76.86 05:21:01 AM 7 25.31 0.00 1.39 0.27 0.07 72.97 Average: all 28.21 0.00 1.52 0.46 0.08 69.74 Average: 0 29.98 0.00 1.74 0.48 0.09 67.70 Average: 1 32.72 0.00 1.48 0.37 0.09 65.34 Average: 2 27.24 0.00 1.75 0.35 0.08 70.59 Average: 3 27.30 0.00 1.29 0.39 0.07 70.94 Average: 4 37.73 0.00 2.14 0.40 0.08 59.64 Average: 5 19.32 0.00 1.09 0.62 0.08 78.88 Average: 6 24.31 0.00 1.40 0.23 0.06 74.00 Average: 7 27.04 0.00 1.24 0.81 0.07 70.84