---> uname -a: Linux prd-centos8-docker-8c-8g-4766.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 1088 27048 19 3752 30338 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:6d:2c:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.16/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe6d:2cf3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:55:f7:d1:81 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::42:55ff:fef7:d181/64 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) 04/22/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 180.72 14.69 166.03 3276.31 11977.97 03:40:01 AM 454.70 4.67 450.03 1160.55 11932.39 03:41:01 AM 288.50 3.08 285.42 448.52 45652.52 03:42:01 AM 62.50 2.70 59.80 128.62 8087.80 Average: 246.88 6.25 240.63 1245.04 19443.77 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29060964 30972324 3594748 11.01 2688 2229304 1831900 5.44 159204 2972968 91684 03:40:01 AM 28173844 30405156 4481868 13.72 2688 2539872 2024524 6.01 260052 3721936 128924 03:41:01 AM 26013436 29293040 6642276 20.34 2688 3573604 3050020 9.05 649512 5428120 109140 03:42:01 AM 27630060 30998612 5025652 15.39 2688 3660912 1601640 4.75 838860 3629864 8356 Average: 27719576 30417283 4936136 15.12 2688 3000923 2127021 6.31 476907 3938222 84526 03:38:02 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 136.99 112.94 1394.30 38.30 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 392.55 349.68 4242.02 51.90 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 529.22 382.52 9303.96 43.93 0.00 0.00 0.00 0.00 03:41:01 AM docker0 8.40 11.71 0.49 307.60 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 241.64 255.10 67.43 2336.24 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.00 0.00 0.00 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 325.89 275.74 3761.79 620.02 0.00 0.00 0.00 0.00 Average: docker0 2.11 2.94 0.12 77.22 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) 04/22/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.34 0.00 0.99 0.54 0.05 89.09 03:39:01 AM 0 6.18 0.00 0.66 0.73 0.05 92.38 03:39:01 AM 1 3.14 0.00 0.51 0.76 0.05 95.54 03:39:01 AM 2 16.30 0.00 2.16 0.78 0.05 80.71 03:39:01 AM 3 10.48 0.00 0.63 0.66 0.03 88.20 03:39:01 AM 4 4.54 0.00 0.68 0.43 0.07 94.28 03:39:01 AM 5 16.36 0.00 1.51 0.24 0.05 81.84 03:39:01 AM 6 8.47 0.00 1.09 0.49 0.03 89.92 03:39:01 AM 7 9.23 0.00 0.68 0.22 0.03 89.84 03:40:01 AM all 22.51 0.00 1.48 1.07 0.08 74.86 03:40:01 AM 0 18.98 0.00 1.34 0.35 0.08 79.24 03:40:01 AM 1 25.20 0.00 2.56 3.23 0.10 68.91 03:40:01 AM 2 22.37 0.00 1.81 1.34 0.10 74.39 03:40:01 AM 3 19.42 0.00 1.40 1.24 0.08 77.85 03:40:01 AM 4 22.39 0.00 0.95 0.59 0.08 75.99 03:40:01 AM 5 27.29 0.00 1.34 0.92 0.07 70.39 03:40:01 AM 6 23.83 0.00 1.17 0.48 0.05 74.47 03:40:01 AM 7 20.61 0.00 1.29 0.42 0.08 77.60 03:41:01 AM all 21.56 0.00 3.36 1.11 0.08 73.89 03:41:01 AM 0 17.71 0.00 3.91 0.59 0.12 77.68 03:41:01 AM 1 19.13 0.00 3.08 1.38 0.08 76.33 03:41:01 AM 2 34.94 0.00 3.39 1.82 0.07 59.78 03:41:01 AM 3 15.97 0.00 3.14 1.68 0.07 79.14 03:41:01 AM 4 20.43 0.00 3.42 1.09 0.07 74.99 03:41:01 AM 5 25.89 0.00 3.76 0.50 0.07 69.77 03:41:01 AM 6 20.57 0.00 3.11 1.31 0.07 74.95 03:41:01 AM 7 17.79 0.00 3.06 0.54 0.07 78.54 03:42:01 AM all 12.15 0.00 1.26 0.11 0.05 86.42 03:42:01 AM 0 5.61 0.00 0.97 0.03 0.07 93.32 03:42:01 AM 1 16.79 0.00 1.77 0.08 0.05 81.31 03:42:01 AM 2 15.61 0.00 1.56 0.40 0.08 82.35 03:42:01 AM 3 18.36 0.00 1.29 0.12 0.05 80.19 03:42:01 AM 4 16.64 0.00 1.54 0.03 0.05 81.74 03:42:01 AM 5 9.90 0.00 1.15 0.03 0.03 88.88 03:42:01 AM 6 3.31 0.00 0.72 0.02 0.05 95.91 03:42:01 AM 7 11.01 0.00 1.10 0.18 0.05 87.65 Average: all 16.41 0.00 1.77 0.71 0.06 81.05 Average: 0 12.13 0.00 1.72 0.42 0.08 85.64 Average: 1 16.11 0.00 1.98 1.37 0.07 80.47 Average: 2 22.31 0.00 2.23 1.08 0.08 74.30 Average: 3 16.08 0.00 1.62 0.92 0.06 81.32 Average: 4 16.04 0.00 1.65 0.53 0.07 81.71 Average: 5 19.86 0.00 1.94 0.42 0.05 77.72 Average: 6 14.05 0.00 1.52 0.58 0.05 83.80 Average: 7 14.68 0.00 1.53 0.34 0.06 83.39