---> uname -a: Linux prd-centos8-docker-8c-8g-2815.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: 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): 0-7 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 1011 28417 19 2460 30429 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:e0:91:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.147/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fee0:91d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:94:ae:63:1c 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) 01/03/2026 _x86_64_ (8 CPU) 05:17:28 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 124.00 3.83 120.16 547.38 9590.27 05:20:01 AM 190.80 2.37 188.44 630.32 9332.64 05:21:01 AM 99.40 1.63 97.77 393.93 6930.83 Average: 138.07 2.61 135.46 523.88 8617.95 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29527724 31267372 3127988 9.58 2688 2058332 1344796 3.99 145352 2531964 155032 05:20:01 AM 27537956 29430676 5117756 15.67 2688 2204280 3212604 9.53 206772 4420432 60432 05:21:01 AM 29097232 31146472 3558480 10.90 2688 2356348 1409836 4.18 237668 2817884 45604 Average: 28720971 30614840 3934741 12.05 2688 2206320 1989079 5.90 196597 3256760 87023 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 130.53 107.85 1339.39 38.96 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 196.13 177.84 1630.82 36.04 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 177.32 153.42 1549.93 32.75 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 168.00 146.37 1506.72 35.92 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) 01/03/2026 _x86_64_ (8 CPU) 05:17:28 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.12 0.00 0.91 0.27 0.06 89.64 05:19:01 AM 0 8.17 0.00 0.92 0.15 0.07 90.69 05:19:01 AM 1 15.65 0.00 1.49 0.32 0.05 82.50 05:19:01 AM 2 11.32 0.00 0.87 0.47 0.05 87.29 05:19:01 AM 3 14.92 0.00 0.97 0.40 0.07 83.64 05:19:01 AM 4 2.49 0.00 0.40 0.10 0.07 96.94 05:19:01 AM 5 9.60 0.00 1.07 0.13 0.03 89.17 05:19:01 AM 6 3.29 0.00 0.53 0.45 0.10 95.62 05:19:01 AM 7 7.47 0.00 1.02 0.17 0.03 91.31 05:20:01 AM all 36.06 0.00 1.65 0.47 0.08 61.74 05:20:01 AM 0 35.89 0.00 1.76 0.54 0.08 61.74 05:20:01 AM 1 41.10 0.00 1.72 0.37 0.08 56.72 05:20:01 AM 2 39.43 0.00 1.57 0.10 0.08 58.82 05:20:01 AM 3 40.19 0.00 1.37 0.40 0.07 57.97 05:20:01 AM 4 30.67 0.00 2.37 1.40 0.10 65.45 05:20:01 AM 5 34.15 0.00 1.17 0.22 0.08 64.38 05:20:01 AM 6 30.27 0.00 1.62 0.44 0.07 67.61 05:20:01 AM 7 36.75 0.00 1.57 0.33 0.08 61.26 05:21:01 AM all 37.91 0.00 1.80 0.24 0.08 59.97 05:21:01 AM 0 32.78 0.00 2.15 0.15 0.08 64.83 05:21:01 AM 1 43.06 0.00 1.82 0.23 0.07 54.82 05:21:01 AM 2 41.06 0.00 2.58 0.30 0.08 55.98 05:21:01 AM 3 31.31 0.00 1.25 0.25 0.08 67.11 05:21:01 AM 4 39.48 0.00 2.09 0.43 0.07 57.94 05:21:01 AM 5 39.59 0.00 1.69 0.40 0.08 58.24 05:21:01 AM 6 34.76 0.00 1.29 0.05 0.08 63.82 05:21:01 AM 7 41.21 0.00 1.52 0.13 0.07 57.07 Average: all 27.69 0.00 1.45 0.33 0.07 70.46 Average: 0 25.60 0.00 1.61 0.28 0.08 72.43 Average: 1 33.26 0.00 1.68 0.31 0.07 64.69 Average: 2 30.59 0.00 1.67 0.29 0.07 67.38 Average: 3 28.80 0.00 1.20 0.35 0.07 69.58 Average: 4 24.22 0.00 1.62 0.65 0.08 73.43 Average: 5 27.77 0.00 1.31 0.25 0.07 70.61 Average: 6 22.77 0.00 1.15 0.31 0.08 75.69 Average: 7 28.47 0.00 1.37 0.21 0.06 69.89