---> uname -a: Linux prd-centos8-docker-8c-8g-827.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1002 28433 19 2454 30438 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:e3:f8:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.156/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:fee3:f85e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f0:e3:b7:38 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) 03/10/2026 _x86_64_ (8 CPU) 05:17:19 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 196.83 2.78 194.05 340.15 12110.58 05:20:01 AM 148.82 2.48 146.33 939.82 6867.26 05:21:01 AM 77.74 2.20 75.54 128.91 6317.60 Average: 141.13 2.49 138.64 469.65 8431.93 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28380428 30172576 4275284 13.09 2688 2107740 2737128 8.12 163332 3639544 87592 05:20:01 AM 27212304 29222360 5443408 16.67 2688 2319192 3245056 9.63 227460 4715848 110068 05:21:01 AM 29125204 31178892 3530508 10.81 2688 2360648 1446064 4.29 413312 2617828 22304 Average: 28239312 30191276 4416400 13.52 2688 2262527 2476083 7.35 268035 3657740 73321 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 205.80 184.91 1870.93 55.30 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 211.36 178.34 2098.26 35.91 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 160.49 159.57 348.46 170.64 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 192.55 174.27 1439.28 87.28 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) 03/10/2026 _x86_64_ (8 CPU) 05:17:19 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 18.21 0.00 1.48 0.44 0.07 79.80 05:19:01 AM 0 12.15 0.00 0.87 0.27 0.08 86.63 05:19:01 AM 1 11.83 0.00 1.66 0.54 0.08 85.89 05:19:01 AM 2 30.26 0.00 1.85 0.47 0.08 67.34 05:19:01 AM 3 13.40 0.00 0.95 0.10 0.07 85.49 05:19:01 AM 4 20.55 0.00 1.39 0.58 0.07 77.41 05:19:01 AM 5 9.80 0.00 1.64 1.12 0.05 87.39 05:19:01 AM 6 21.17 0.00 1.94 0.17 0.07 76.66 05:19:01 AM 7 26.54 0.00 1.54 0.27 0.07 71.59 05:20:01 AM all 44.11 0.00 1.53 0.35 0.08 53.93 05:20:01 AM 0 37.30 0.00 1.37 0.37 0.10 60.87 05:20:01 AM 1 43.21 0.00 1.57 0.13 0.10 54.99 05:20:01 AM 2 52.04 0.00 1.34 0.22 0.08 46.32 05:20:01 AM 3 46.09 0.00 1.82 0.79 0.08 51.22 05:20:01 AM 4 41.66 0.00 1.66 0.47 0.07 56.15 05:20:01 AM 5 45.72 0.00 1.94 0.40 0.08 51.86 05:20:01 AM 6 46.55 0.00 1.34 0.28 0.08 51.75 05:20:01 AM 7 40.28 0.00 1.22 0.15 0.07 58.28 05:21:01 AM all 20.14 0.00 1.40 0.15 0.06 78.25 05:21:01 AM 0 16.82 0.00 1.37 0.13 0.07 81.61 05:21:01 AM 1 11.11 0.00 1.07 0.02 0.07 87.74 05:21:01 AM 2 27.29 0.00 1.65 0.12 0.07 70.87 05:21:01 AM 3 28.77 0.00 1.47 0.47 0.07 69.22 05:21:01 AM 4 22.41 0.00 1.47 0.37 0.07 75.68 05:21:01 AM 5 22.34 0.00 1.45 0.07 0.07 76.07 05:21:01 AM 6 21.47 0.00 1.72 0.03 0.05 76.73 05:21:01 AM 7 10.85 0.00 0.97 0.02 0.07 88.10 Average: all 27.49 0.00 1.47 0.31 0.07 70.66 Average: 0 22.09 0.00 1.20 0.26 0.08 76.37 Average: 1 22.06 0.00 1.43 0.23 0.08 76.19 Average: 2 36.53 0.00 1.61 0.27 0.08 61.51 Average: 3 29.42 0.00 1.41 0.45 0.07 68.64 Average: 4 28.21 0.00 1.50 0.47 0.07 69.75 Average: 5 25.95 0.00 1.68 0.53 0.07 71.78 Average: 6 29.73 0.00 1.66 0.16 0.07 68.38 Average: 7 25.89 0.00 1.24 0.14 0.07 72.66