---> uname -a: Linux prd-centos8-docker-8c-8g-1398.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1022 27540 19 3327 30408 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:85:9c:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.165/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe85:9c56/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0e:be:94:f3 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) 04/14/2026 _x86_64_ (8 CPU) 09:08:49 LINUX RESTART (8 CPU) 09:09:01 AM tps rtps wtps bread/s bwrtn/s 09:10:01 AM 335.00 30.01 305.00 7328.37 15773.66 09:11:01 AM 294.65 16.91 277.74 3282.77 16155.95 09:12:01 AM 185.99 2.48 183.50 792.27 19477.64 09:13:01 AM 101.30 4.27 97.03 439.29 10830.71 Average: 229.24 13.42 215.82 2960.77 15559.32 09:09:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:01 AM 29492336 31250728 3163376 9.69 2688 2076816 1420556 4.21 178984 2533584 177808 09:11:01 AM 28662804 30842272 3992908 12.23 2688 2486144 1745968 5.18 207052 3275060 97372 09:12:01 AM 25753872 28647100 6901840 21.14 2688 3191332 3677048 10.91 322780 6031236 249424 09:13:01 AM 28254616 31187980 4401096 13.48 2688 3229828 1415260 4.20 537520 3319428 23088 Average: 28040907 30482020 4614805 14.13 2688 2746030 2064708 6.13 311584 3789827 136923 09:09:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 459.05 305.38 2564.12 87.18 0.00 0.00 0.00 0.00 09:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 314.55 265.58 3321.03 46.61 0.00 0.00 0.00 0.00 09:11:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 548.08 367.62 9969.53 79.07 0.00 0.00 0.00 0.00 09:12:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM eth0 148.70 90.04 42.40 295.97 0.00 0.00 0.00 0.00 09:13:01 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 367.58 257.15 3974.02 127.21 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) 04/14/2026 _x86_64_ (8 CPU) 09:08:49 LINUX RESTART (8 CPU) 09:09:01 AM CPU %user %nice %system %iowait %steal %idle 09:10:01 AM all 14.63 0.00 2.45 1.05 0.08 81.80 09:10:01 AM 0 8.48 0.00 2.66 1.69 0.08 87.08 09:10:01 AM 1 8.23 0.00 2.21 0.55 0.08 88.92 09:10:01 AM 2 20.63 0.00 4.06 2.38 0.08 72.85 09:10:01 AM 3 13.91 0.00 1.60 0.28 0.07 84.13 09:10:01 AM 4 11.19 0.00 1.82 0.23 0.05 86.71 09:10:01 AM 5 16.29 0.00 2.04 1.84 0.08 79.75 09:10:01 AM 6 9.80 0.00 1.39 0.30 0.10 88.41 09:10:01 AM 7 28.55 0.00 3.78 1.09 0.07 66.51 09:11:01 AM all 11.27 0.00 1.21 0.91 0.08 86.53 09:11:01 AM 0 9.43 0.00 0.97 0.55 0.10 88.95 09:11:01 AM 1 8.60 0.00 1.49 1.56 0.10 88.25 09:11:01 AM 2 18.34 0.00 2.01 1.09 0.08 78.48 09:11:01 AM 3 14.24 0.00 1.12 0.64 0.07 83.94 09:11:01 AM 4 10.76 0.00 1.25 1.61 0.08 86.30 09:11:01 AM 5 10.07 0.00 0.84 0.47 0.05 88.57 09:11:01 AM 6 6.53 0.00 0.95 0.65 0.05 91.81 09:11:01 AM 7 12.21 0.00 1.07 0.70 0.07 85.96 09:12:01 AM all 38.18 0.00 1.34 1.76 0.10 58.62 09:12:01 AM 0 43.42 0.00 1.95 2.76 0.10 51.77 09:12:01 AM 1 39.12 0.00 1.29 1.77 0.10 57.73 09:12:01 AM 2 31.57 0.00 0.70 0.22 0.10 67.41 09:12:01 AM 3 47.55 0.00 2.31 6.53 0.08 43.53 09:12:01 AM 4 59.55 0.00 1.67 0.62 0.10 38.06 09:12:01 AM 5 7.16 0.00 0.84 1.74 0.10 90.17 09:12:01 AM 6 21.57 0.00 1.45 0.42 0.08 76.47 09:12:01 AM 7 55.46 0.00 0.52 0.05 0.10 43.87 09:13:01 AM all 20.15 0.00 0.92 1.70 0.06 77.17 09:13:01 AM 0 29.80 0.00 1.80 1.47 0.07 66.86 09:13:01 AM 1 27.56 0.00 0.48 2.44 0.07 69.45 09:13:01 AM 2 14.71 0.00 1.50 3.60 0.07 80.11 09:13:01 AM 3 27.78 0.00 0.45 0.00 0.07 71.70 09:13:01 AM 4 11.76 0.00 0.95 0.07 0.05 87.17 09:13:01 AM 5 11.06 0.00 0.73 0.08 0.05 88.07 09:13:01 AM 6 21.05 0.00 0.52 1.27 0.05 77.12 09:13:01 AM 7 17.47 0.00 0.89 4.69 0.05 76.90 Average: all 21.06 0.00 1.48 1.35 0.08 76.03 Average: 0 22.79 0.00 1.85 1.62 0.09 73.66 Average: 1 20.90 0.00 1.37 1.58 0.09 76.07 Average: 2 21.31 0.00 2.06 1.82 0.08 74.71 Average: 3 25.86 0.00 1.37 1.86 0.07 70.84 Average: 4 23.31 0.00 1.43 0.63 0.07 74.56 Average: 5 11.14 0.00 1.11 1.03 0.07 86.64 Average: 6 14.74 0.00 1.08 0.66 0.07 83.45 Average: 7 28.43 0.00 1.56 1.63 0.07 68.30