---> uname -a: Linux prd-centos8-docker-8c-8g-2554.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: 2800.000 BogoMIPS: 5600.00 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 1093 26439 19 4356 30331 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:4d:fd:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.44/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe4d:fd1c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6e:cc:2c:76 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::42:6eff:fecc:2c76/64 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) 04/01/2026 _x86_64_ (8 CPU) 02:28:46 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 297.07 20.04 277.02 5461.40 9418.68 02:31:01 AM 290.15 18.81 271.34 4109.98 15042.93 02:32:01 AM 153.55 16.88 136.67 5750.48 38001.00 02:33:01 AM 82.32 2.77 79.56 178.74 25642.87 Average: 205.77 14.62 191.14 3875.14 22026.66 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29469660 31185008 3186052 9.76 2688 2036408 1494644 4.43 146280 2602304 221804 02:31:01 AM 27718656 30005964 4937056 15.12 2688 2599016 2402648 7.13 248780 4197408 294948 02:32:01 AM 26458148 29904380 6197564 18.98 2688 3740828 2495312 7.40 517052 5124844 186736 02:33:01 AM 27086948 31071432 5568764 17.05 2688 4274356 1503424 4.46 893464 4114516 8336 Average: 27683353 30541696 4972359 15.23 2688 3162652 1974007 5.86 451394 4009768 177956 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 438.65 282.84 1849.89 67.76 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 530.26 401.63 6547.13 71.70 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 11.66 11.66 1.25 1.25 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1329.31 363.66 7642.14 41.25 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.27 5.35 0.61 0.62 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 82.32 99.25 203.65 1244.21 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.92 2.92 0.31 0.31 0.00 0.00 0.00 0.00 Average: eth0 595.14 286.84 4060.60 356.24 0.00 0.00 0.00 0.00 Average: docker0 1.07 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) 04/01/2026 _x86_64_ (8 CPU) 02:28:46 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.76 0.00 1.74 0.67 0.05 84.78 02:30:01 AM 0 12.56 0.00 1.97 1.19 0.05 84.23 02:30:01 AM 1 14.83 0.00 1.69 0.47 0.05 82.96 02:30:01 AM 2 16.79 0.00 2.51 0.42 0.05 80.23 02:30:01 AM 3 15.57 0.00 1.25 0.53 0.05 82.59 02:30:01 AM 4 19.35 0.00 1.92 0.64 0.07 78.02 02:30:01 AM 5 9.07 0.00 1.42 0.42 0.03 89.06 02:30:01 AM 6 9.13 0.00 0.85 0.08 0.03 89.90 02:30:01 AM 7 4.77 0.00 2.28 1.64 0.07 91.25 02:31:01 AM all 28.20 0.00 1.67 1.00 0.09 69.04 02:31:01 AM 0 35.62 0.00 1.82 1.24 0.08 61.24 02:31:01 AM 1 25.05 0.00 1.61 0.44 0.10 72.81 02:31:01 AM 2 28.30 0.00 1.72 0.72 0.10 69.15 02:31:01 AM 3 34.97 0.00 2.01 1.32 0.08 61.62 02:31:01 AM 4 13.50 0.00 1.61 0.82 0.07 84.00 02:31:01 AM 5 31.84 0.00 1.44 0.65 0.08 65.99 02:31:01 AM 6 29.46 0.00 1.86 2.22 0.08 66.38 02:31:01 AM 7 26.84 0.00 1.34 0.55 0.08 71.19 02:32:01 AM all 22.33 0.25 2.97 1.47 0.09 72.88 02:32:01 AM 0 22.42 0.02 2.81 0.25 0.08 74.41 02:32:01 AM 1 20.20 0.03 3.15 2.43 0.10 74.09 02:32:01 AM 2 19.11 0.05 2.45 0.57 0.07 77.75 02:32:01 AM 3 29.46 0.03 3.25 2.68 0.10 64.47 02:32:01 AM 4 14.33 0.00 3.32 1.10 0.08 81.17 02:32:01 AM 5 29.28 0.05 2.91 2.49 0.08 65.18 02:32:01 AM 6 22.84 0.03 3.41 2.01 0.08 71.63 02:32:01 AM 7 21.02 1.77 2.49 0.27 0.08 74.38 02:33:01 AM all 13.69 0.04 1.63 0.95 0.05 83.65 02:33:01 AM 0 5.35 0.00 1.40 0.07 0.05 93.13 02:33:01 AM 1 23.47 0.28 2.24 2.29 0.05 71.67 02:33:01 AM 2 34.30 0.00 2.12 2.59 0.07 60.92 02:33:01 AM 3 14.61 0.00 1.50 1.67 0.05 82.17 02:33:01 AM 4 13.42 0.00 1.89 0.17 0.03 84.49 02:33:01 AM 5 3.88 0.00 1.17 0.79 0.05 94.11 02:33:01 AM 6 3.29 0.00 1.15 0.00 0.03 95.52 02:33:01 AM 7 11.17 0.00 1.56 0.03 0.03 87.21 Average: all 19.24 0.07 2.00 1.02 0.07 77.60 Average: 0 18.98 0.00 2.00 0.69 0.07 78.26 Average: 1 20.88 0.08 2.17 1.40 0.08 75.39 Average: 2 24.64 0.01 2.20 1.08 0.07 72.00 Average: 3 23.64 0.01 2.00 1.55 0.07 72.73 Average: 4 15.15 0.00 2.18 0.68 0.06 81.92 Average: 5 18.51 0.01 1.73 1.08 0.06 78.60 Average: 6 16.16 0.01 1.81 1.08 0.06 80.89 Average: 7 15.94 0.44 1.91 0.62 0.07 81.01