---> uname -a: Linux prd-centos8-docker-8c-8g-1862.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 1003 28050 19 2835 30438 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:b6:e3:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.173/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:feb6:e323/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ef:82:ec:bb 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) 03/14/2026 _x86_64_ (8 CPU) 05:35:19 LINUX RESTART (8 CPU) 05:36:02 AM tps rtps wtps bread/s bwrtn/s 05:37:01 AM 196.41 2.32 194.09 699.29 10794.19 05:38:01 AM 113.10 1.62 111.48 391.40 8935.16 05:39:01 AM 72.97 18.23 54.74 4946.38 5940.66 Average: 127.11 7.42 119.69 2019.62 8544.30 05:36:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:01 AM 28649396 30460728 4006316 12.27 2688 2128500 2077372 6.16 168680 3375016 150760 05:38:01 AM 28283412 30247236 4372300 13.39 2688 2275932 2258976 6.70 217816 3670328 57004 05:39:01 AM 27164204 29619804 5491508 16.82 2688 2764684 2790652 8.28 288652 4705508 244148 Average: 28032337 30109256 4623375 14.16 2688 2389705 2375667 7.05 225049 3916951 150637 05:36:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 AM eth0 193.22 159.18 2054.48 41.69 0.00 0.00 0.00 0.00 05:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 155.32 135.93 1466.61 29.46 0.00 0.00 0.00 0.00 05:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM eth0 295.17 209.82 4994.42 28.70 0.00 0.00 0.00 0.00 05:39:01 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 214.69 168.36 2842.84 33.24 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) 03/14/2026 _x86_64_ (8 CPU) 05:35:19 LINUX RESTART (8 CPU) 05:36:02 AM CPU %user %nice %system %iowait %steal %idle 05:37:01 AM all 21.14 0.00 1.26 0.63 0.06 76.90 05:37:01 AM 0 12.53 0.00 1.19 0.59 0.08 85.61 05:37:01 AM 1 22.12 0.00 1.51 0.61 0.08 75.67 05:37:01 AM 2 18.65 0.00 1.14 1.27 0.07 78.87 05:37:01 AM 3 17.49 0.00 0.77 0.56 0.07 81.12 05:37:01 AM 4 14.56 0.00 0.42 0.24 0.03 84.74 05:37:01 AM 5 31.08 0.00 1.66 0.22 0.05 66.99 05:37:01 AM 6 32.98 0.00 2.36 1.31 0.07 63.28 05:37:01 AM 7 19.69 0.00 1.04 0.27 0.05 78.95 05:38:01 AM all 47.37 0.00 1.76 0.26 0.10 50.51 05:38:01 AM 0 46.11 0.00 1.40 0.10 0.10 52.29 05:38:01 AM 1 54.54 0.00 2.64 0.07 0.10 42.65 05:38:01 AM 2 58.89 0.00 1.79 0.22 0.13 38.97 05:38:01 AM 3 48.96 0.00 1.60 0.17 0.08 49.19 05:38:01 AM 4 41.47 0.00 1.07 0.10 0.10 57.26 05:38:01 AM 5 56.40 0.00 2.46 0.25 0.12 40.77 05:38:01 AM 6 39.07 0.00 1.65 0.18 0.10 58.99 05:38:01 AM 7 33.54 0.00 1.49 1.00 0.08 63.89 05:39:01 AM all 40.07 0.00 1.31 0.22 0.08 58.33 05:39:01 AM 0 32.12 0.00 1.02 0.03 0.10 66.72 05:39:01 AM 1 41.27 0.00 1.10 0.12 0.10 57.41 05:39:01 AM 2 35.46 0.00 1.99 0.69 0.07 61.80 05:39:01 AM 3 53.03 0.00 1.22 0.13 0.07 45.55 05:39:01 AM 4 48.74 0.00 2.29 0.17 0.07 48.73 05:39:01 AM 5 19.81 0.00 0.92 0.27 0.07 78.94 05:39:01 AM 6 49.71 0.00 0.83 0.03 0.08 49.34 05:39:01 AM 7 40.42 0.00 1.07 0.30 0.07 58.14 Average: all 36.27 0.00 1.44 0.37 0.08 61.83 Average: 0 30.35 0.00 1.20 0.24 0.10 68.11 Average: 1 39.41 0.00 1.75 0.26 0.10 58.48 Average: 2 37.78 0.00 1.64 0.72 0.09 59.77 Average: 3 39.96 0.00 1.20 0.29 0.07 58.48 Average: 4 35.03 0.00 1.27 0.17 0.07 63.47 Average: 5 35.74 0.00 1.68 0.25 0.08 62.26 Average: 6 40.63 0.00 1.61 0.50 0.08 57.17 Average: 7 31.28 0.00 1.20 0.53 0.07 66.93