---> uname -a: Linux prd-centos8-docker-8c-8g-7351.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1057 27135 19 3697 30368 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:ad:27:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.242/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fead:271a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6b:02:b6:5a 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 inet6 fe80::42:6bff:fe02:b65a/64 scope link 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) 02/13/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 222.38 14.43 207.95 3095.37 11559.11 03:40:01 AM 413.95 5.52 408.43 1231.26 14441.91 03:41:01 AM 259.50 3.20 256.30 569.68 44689.84 Average: 298.60 7.71 290.89 1632.12 23564.13 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29227128 31131436 3428576 10.50 2688 2220376 1989100 5.90 188700 2770880 140232 03:40:01 AM 27773604 30082624 4882100 14.95 2688 2616364 2328008 6.91 390828 3984252 181616 03:41:01 AM 27832880 31134624 4822824 14.77 2688 3594676 1492200 4.43 650600 3615748 133608 Average: 28277871 30782895 4377833 13.41 2688 2810472 1936436 5.75 410043 3456960 151819 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 209.58 179.06 2274.53 47.45 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 395.83 345.86 5635.58 50.22 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 655.56 529.67 7108.24 1375.86 0.00 0.00 0.00 0.00 03:41:01 AM docker0 22.88 34.02 1.23 309.53 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 420.33 351.53 5006.08 491.20 0.00 0.00 0.00 0.00 Average: docker0 7.63 11.34 0.41 103.18 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) 02/13/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 13.76 0.00 1.21 0.84 0.07 84.12 03:39:01 AM 0 5.47 0.00 0.83 0.63 0.08 92.97 03:39:01 AM 1 17.82 0.00 1.92 1.27 0.07 78.92 03:39:01 AM 2 9.16 0.00 0.82 1.27 0.08 88.67 03:39:01 AM 3 33.03 0.00 2.52 0.72 0.08 63.64 03:39:01 AM 4 9.21 0.00 0.85 1.10 0.05 88.78 03:39:01 AM 5 20.16 0.00 1.22 0.73 0.07 77.82 03:39:01 AM 6 8.91 0.00 0.69 0.25 0.05 90.10 03:39:01 AM 7 6.30 0.00 0.85 0.73 0.05 92.07 03:40:01 AM all 27.94 0.00 1.69 1.41 0.12 68.85 03:40:01 AM 0 14.65 0.00 1.00 0.22 0.10 84.02 03:40:01 AM 1 31.31 0.00 2.35 2.23 0.12 63.99 03:40:01 AM 2 44.42 0.00 1.91 2.34 0.12 51.21 03:40:01 AM 3 21.61 0.00 1.68 1.22 0.13 75.36 03:40:01 AM 4 23.56 0.00 1.81 0.75 0.13 73.74 03:40:01 AM 5 31.25 0.00 1.68 2.72 0.10 64.26 03:40:01 AM 6 26.18 0.00 1.66 1.11 0.12 70.94 03:40:01 AM 7 30.49 0.00 1.42 0.72 0.10 67.27 03:41:01 AM all 16.97 0.00 3.32 1.14 0.09 78.47 03:41:01 AM 0 10.72 0.00 2.61 0.22 0.08 86.37 03:41:01 AM 1 13.77 0.00 3.48 1.35 0.08 81.32 03:41:01 AM 2 15.04 0.00 4.69 2.08 0.12 78.06 03:41:01 AM 3 18.71 0.00 3.77 1.67 0.08 75.77 03:41:01 AM 4 17.19 0.00 2.57 1.01 0.10 79.13 03:41:01 AM 5 13.08 0.00 3.21 1.36 0.08 82.27 03:41:01 AM 6 22.40 0.00 3.37 0.94 0.12 73.17 03:41:01 AM 7 24.84 0.00 2.89 0.52 0.08 71.66 Average: all 19.55 0.00 2.07 1.13 0.09 77.15 Average: 0 10.28 0.00 1.48 0.36 0.09 87.80 Average: 1 20.97 0.00 2.58 1.62 0.09 74.74 Average: 2 22.89 0.00 2.47 1.90 0.11 72.63 Average: 3 24.47 0.00 2.66 1.20 0.10 71.57 Average: 4 16.65 0.00 1.74 0.96 0.09 80.56 Average: 5 21.50 0.00 2.03 1.60 0.08 74.78 Average: 6 19.15 0.00 1.90 0.77 0.10 78.09 Average: 7 20.53 0.00 1.72 0.66 0.08 77.01