---> uname -a: Linux prd-centos8-docker-8c-8g-1823.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: 2799.974 BogoMIPS: 5599.94 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 1084 26513 19 4291 30340 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:31:33:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.76/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86067sec preferred_lft 86067sec inet6 fe80::f816:3eff:fe31:3368/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:55:65:43 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::42:58ff:fe55:6543/64 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) 03/14/2026 _x86_64_ (8 CPU) 02:29:00 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 168.04 14.63 153.42 3201.47 10517.29 02:32:01 AM 218.18 5.98 212.20 1165.94 15312.81 02:33:01 AM 129.05 12.64 116.41 940.20 30777.39 02:34:01 AM 74.63 3.37 71.26 4567.54 21745.08 Average: 147.47 9.16 138.32 2468.78 19588.79 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29266684 31111324 3389028 10.38 2688 2163408 2002012 5.94 181024 2752876 127608 02:32:01 AM 27635860 29869028 5019852 15.37 2688 2544920 2513164 7.46 257708 4273060 84852 02:33:01 AM 27006896 30144076 5648816 17.30 2688 3432408 2319948 6.88 509092 4588932 77716 02:34:01 AM 27121788 31038408 5533924 16.95 2688 4206872 1524216 4.52 879444 4093380 118548 Average: 27757807 30540709 4897905 15.00 2688 3086902 2089835 6.20 456817 3927062 102181 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 135.74 102.38 1540.54 33.20 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 480.44 368.89 5583.43 47.78 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 12.23 12.23 1.28 1.28 0.00 0.00 0.00 0.00 02:33:01 AM eth0 1305.03 304.03 6468.22 29.84 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.33 5.36 0.62 0.62 0.00 0.00 0.00 0.00 02:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 AM eth0 118.93 130.06 1358.14 1243.15 0.00 0.00 0.00 0.00 02:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.06 3.06 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 510.07 226.34 3737.62 338.49 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.34 0.15 0.16 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) 02:29:00 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 12.32 0.00 1.28 0.84 0.05 85.51 02:31:01 AM 0 18.16 0.00 2.16 0.92 0.07 78.70 02:31:01 AM 1 3.26 0.00 0.90 1.15 0.05 94.64 02:31:01 AM 2 18.75 0.00 1.52 1.14 0.07 78.52 02:31:01 AM 3 17.24 0.00 2.11 1.59 0.05 79.01 02:31:01 AM 4 16.19 0.00 1.44 0.77 0.05 81.56 02:31:01 AM 5 11.70 0.00 0.95 0.73 0.05 86.56 02:31:01 AM 6 6.01 0.00 0.58 0.13 0.05 93.22 02:31:01 AM 7 7.24 0.00 0.58 0.25 0.03 91.89 02:32:01 AM all 29.78 0.00 1.27 2.35 0.08 66.52 02:32:01 AM 0 48.82 0.00 1.04 2.07 0.08 47.99 02:32:01 AM 1 25.10 0.00 0.79 0.77 0.08 73.26 02:32:01 AM 2 21.18 0.00 1.21 3.92 0.08 73.61 02:32:01 AM 3 21.11 0.00 1.37 2.78 0.08 74.66 02:32:01 AM 4 31.10 0.00 1.72 4.85 0.08 62.24 02:32:01 AM 5 18.00 0.00 1.14 1.10 0.07 79.69 02:32:01 AM 6 37.02 0.00 1.44 2.01 0.08 59.45 02:32:01 AM 7 35.87 0.00 1.44 1.30 0.08 61.31 02:33:01 AM all 16.98 0.32 3.31 1.86 0.08 77.45 02:33:01 AM 0 13.41 0.00 3.45 0.13 0.08 82.92 02:33:01 AM 1 18.36 0.03 3.93 1.08 0.08 76.52 02:33:01 AM 2 17.41 1.65 3.37 6.01 0.07 71.49 02:33:01 AM 3 13.56 0.02 3.72 4.72 0.08 77.90 02:33:01 AM 4 16.96 0.03 2.68 1.60 0.08 78.64 02:33:01 AM 5 20.11 0.07 3.34 0.49 0.08 75.91 02:33:01 AM 6 15.56 0.77 3.01 0.61 0.07 79.97 02:33:01 AM 7 20.43 0.02 2.98 0.25 0.07 76.25 02:34:01 AM all 12.33 0.06 1.60 1.69 0.05 84.27 02:34:01 AM 0 5.17 0.00 1.35 1.27 0.07 92.14 02:34:01 AM 1 17.22 0.00 1.65 2.96 0.03 78.14 02:34:01 AM 2 20.63 0.00 2.76 1.89 0.05 74.67 02:34:01 AM 3 9.57 0.00 1.31 3.13 0.07 85.92 02:34:01 AM 4 15.43 0.45 1.51 0.84 0.05 81.72 02:34:01 AM 5 5.36 0.00 1.54 2.11 0.05 90.94 02:34:01 AM 6 9.86 0.00 1.42 0.13 0.05 88.54 02:34:01 AM 7 15.36 0.00 1.24 1.22 0.03 82.15 Average: all 17.85 0.09 1.86 1.68 0.07 78.44 Average: 0 21.41 0.00 2.00 1.10 0.08 75.42 Average: 1 15.98 0.01 1.81 1.49 0.06 80.65 Average: 2 19.50 0.41 2.21 3.23 0.07 74.58 Average: 3 15.38 0.00 2.12 3.05 0.07 79.37 Average: 4 19.92 0.12 1.83 2.01 0.07 76.04 Average: 5 13.78 0.02 1.74 1.11 0.06 83.29 Average: 6 17.11 0.19 1.61 0.72 0.06 80.30 Average: 7 19.72 0.00 1.56 0.76 0.05 77.91