---> uname -a: Linux prd-centos8-docker-8c-8g-2607.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: 2799.996 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 1032 27940 19 2917 30410 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:24:c5:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.151/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe24:c50c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4c:8d:1e:10 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) 04/18/2026 _x86_64_ (8 CPU) 05:35:50 LINUX RESTART (8 CPU) 05:36:01 AM tps rtps wtps bread/s bwrtn/s 05:37:01 AM 281.14 32.62 248.52 7454.07 29297.60 05:38:01 AM 198.33 2.75 195.59 853.17 14391.02 05:39:01 AM 71.92 15.90 56.02 3422.90 5279.75 05:40:01 AM 173.61 4.78 168.83 2055.45 13202.53 Average: 181.26 14.01 167.24 3446.29 15543.11 05:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:01 AM 29565652 31230452 3090060 9.46 2688 1988856 1478128 4.39 139252 2524272 183160 05:38:01 AM 28279016 30238608 4376696 13.40 2688 2273540 2155732 6.40 206480 3691708 80600 05:39:01 AM 28253036 30481288 4402676 13.48 2688 2539144 2101864 6.24 245820 3667308 112216 05:40:01 AM 28632124 31164332 4023588 12.32 2688 2840456 1456876 4.32 501848 3029192 29756 Average: 28682457 30778670 3973255 12.17 2688 2410499 1798150 5.34 273350 3228120 101433 05:36:01 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 340.75 212.21 1848.87 61.13 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 250.06 207.13 2466.16 53.42 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 195.23 148.96 2123.35 25.19 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 05:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 AM eth0 160.86 130.29 3612.30 88.52 0.00 0.00 0.00 0.00 05:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 236.73 174.65 2512.68 57.07 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) 04/18/2026 _x86_64_ (8 CPU) 05:35:50 LINUX RESTART (8 CPU) 05:36:01 AM CPU %user %nice %system %iowait %steal %idle 05:37:01 AM all 15.51 0.00 2.40 1.02 0.10 80.97 05:37:01 AM 0 8.73 0.00 1.55 0.34 0.12 89.26 05:37:01 AM 1 29.89 0.00 3.58 2.11 0.11 64.32 05:37:01 AM 2 8.40 0.00 2.45 2.74 0.12 86.29 05:37:01 AM 3 20.90 0.00 2.44 0.51 0.07 76.08 05:37:01 AM 4 12.96 0.00 2.62 0.32 0.07 84.03 05:37:01 AM 5 10.48 0.00 1.46 0.97 0.07 87.02 05:37:01 AM 6 7.59 0.00 1.43 0.48 0.11 90.40 05:37:01 AM 7 25.08 0.00 3.66 0.69 0.09 70.49 05:38:01 AM all 37.89 0.00 1.70 0.67 0.09 59.65 05:38:01 AM 0 41.15 0.00 1.44 0.27 0.08 57.06 05:38:01 AM 1 34.67 0.00 1.82 0.55 0.08 62.88 05:38:01 AM 2 37.68 0.00 1.95 0.97 0.08 59.31 05:38:01 AM 3 38.53 0.00 1.32 0.18 0.08 59.89 05:38:01 AM 4 36.49 0.00 1.74 0.60 0.08 61.09 05:38:01 AM 5 34.47 0.00 2.26 1.32 0.08 61.87 05:38:01 AM 6 48.91 0.00 1.65 0.94 0.10 48.40 05:38:01 AM 7 31.26 0.00 1.40 0.53 0.10 66.70 05:39:01 AM all 42.18 0.00 1.56 0.24 0.09 55.93 05:39:01 AM 0 42.01 0.00 1.34 0.12 0.10 56.43 05:39:01 AM 1 45.25 0.00 1.67 0.10 0.08 52.89 05:39:01 AM 2 23.92 0.00 1.41 0.22 0.08 74.38 05:39:01 AM 3 48.23 0.00 1.95 0.63 0.10 49.08 05:39:01 AM 4 44.94 0.00 1.66 0.30 0.08 53.02 05:39:01 AM 5 42.51 0.00 1.42 0.12 0.10 55.85 05:39:01 AM 6 50.49 0.00 1.74 0.05 0.10 47.62 05:39:01 AM 7 40.04 0.00 1.32 0.37 0.08 58.19 05:40:01 AM all 28.25 0.00 1.31 0.44 0.07 69.93 05:40:01 AM 0 40.74 0.00 1.14 0.02 0.08 58.02 05:40:01 AM 1 37.24 0.00 0.84 0.32 0.08 61.52 05:40:01 AM 2 23.74 0.00 2.04 0.87 0.07 73.28 05:40:01 AM 3 18.03 0.00 1.64 0.43 0.07 79.83 05:40:01 AM 4 19.77 0.00 1.09 0.20 0.07 78.87 05:40:01 AM 5 38.59 0.00 0.57 0.02 0.07 60.76 05:40:01 AM 6 31.96 0.00 2.12 1.59 0.07 64.26 05:40:01 AM 7 15.93 0.00 1.04 0.08 0.05 82.90 Average: all 31.17 0.00 1.73 0.59 0.09 66.42 Average: 0 33.49 0.00 1.36 0.18 0.10 64.87 Average: 1 36.86 0.00 1.95 0.75 0.09 60.35 Average: 2 23.57 0.00 1.96 1.19 0.09 73.20 Average: 3 31.55 0.00 1.83 0.44 0.08 66.10 Average: 4 28.83 0.00 1.76 0.36 0.08 68.98 Average: 5 31.90 0.00 1.43 0.60 0.08 65.99 Average: 6 35.10 0.00 1.74 0.77 0.09 62.30 Average: 7 28.12 0.00 1.83 0.41 0.08 69.56