---> uname -a: Linux prd-centos8-docker-8c-8g-19165.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 1090 26468 19 4331 30332 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:d7:fd:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85959sec preferred_lft 85959sec inet6 fe80::f816:3eff:fed7:fd18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e8:02:cd:1a 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:e8ff:fe02:cd1a/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) 02/22/2026 _x86_64_ (8 CPU) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 228.12 16.73 211.40 3280.64 12505.91 07:33:01 AM 146.16 0.02 146.14 0.13 13858.44 07:34:01 AM 131.39 16.38 115.01 2004.07 29817.93 07:35:01 AM 159.41 2.52 156.90 4465.31 21982.96 07:36:01 AM 11.70 0.00 11.70 0.00 408.35 07:37:01 AM 28.77 0.12 28.66 75.44 3908.95 Average: 117.59 5.96 111.64 1637.54 13746.65 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29038304 30958316 3617408 11.08 2688 2236156 1592628 4.73 189372 2954908 119696 07:33:01 AM 28115260 30281676 4540452 13.90 2688 2479208 2259556 6.70 200948 3851764 108 07:34:01 AM 26106840 29192320 6548872 20.05 2688 3379896 4461756 13.24 450280 5535360 152 07:35:01 AM 25536908 29371876 7118804 21.80 2688 4125716 2980388 8.84 732680 5818192 128 07:36:01 AM 25522796 29364504 7132916 21.84 2688 4132280 2980388 8.84 732840 5832736 28 07:37:01 AM 27048492 31002924 5607220 17.17 2688 4243488 1585488 4.70 748076 4291984 14640 Average: 26894767 30028603 5760945 17.64 2688 3432791 2643367 7.84 509033 4714157 22459 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 206.70 169.74 2310.50 46.83 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 442.71 320.74 4028.25 52.22 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1386.15 411.91 7379.83 35.08 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:34:01 AM vethc9bbd56 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.85 12.85 1.35 1.35 0.00 0.00 0.00 0.00 07:35:01 AM eth0 199.17 148.70 1319.62 46.61 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.75 5.83 0.65 0.68 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 243.92 174.43 206.36 54.89 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 125.56 107.03 115.33 34.34 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 434.01 222.09 2559.89 45.00 0.00 0.00 0.00 0.00 Average: docker0 0.79 0.99 0.11 0.12 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) 02/22/2026 _x86_64_ (8 CPU) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 14.96 0.00 1.39 0.82 0.06 82.76 07:32:01 AM 0 5.74 0.00 1.05 0.47 0.07 92.68 07:32:01 AM 1 14.44 0.00 1.22 0.90 0.07 83.37 07:32:01 AM 2 15.20 0.00 1.05 0.72 0.07 82.96 07:32:01 AM 3 11.28 0.00 0.90 0.59 0.07 87.16 07:32:01 AM 4 17.28 0.00 1.55 0.90 0.05 80.21 07:32:01 AM 5 25.72 0.00 2.32 1.29 0.05 70.62 07:32:01 AM 6 13.49 0.00 1.30 0.80 0.05 84.35 07:32:01 AM 7 16.58 0.00 1.74 0.88 0.07 80.73 07:33:01 AM all 13.26 0.00 0.67 0.58 0.05 85.45 07:33:01 AM 0 5.24 0.00 0.38 0.02 0.05 94.31 07:33:01 AM 1 7.40 0.00 0.63 0.42 0.05 91.50 07:33:01 AM 2 28.64 0.00 1.12 0.63 0.07 69.54 07:33:01 AM 3 4.13 0.00 1.04 2.53 0.05 92.25 07:33:01 AM 4 22.47 0.00 0.53 0.15 0.05 76.79 07:33:01 AM 5 22.59 0.00 0.38 0.45 0.05 76.52 07:33:01 AM 6 5.14 0.00 0.88 0.13 0.03 93.81 07:33:01 AM 7 10.43 0.00 0.37 0.28 0.03 88.89 07:34:01 AM all 31.75 0.24 2.54 0.94 0.09 64.43 07:34:01 AM 0 25.36 0.00 2.44 0.42 0.10 71.69 07:34:01 AM 1 24.68 0.00 2.17 2.19 0.10 70.86 07:34:01 AM 2 47.88 0.03 3.50 1.65 0.10 46.84 07:34:01 AM 3 35.77 0.02 2.40 0.96 0.08 60.77 07:34:01 AM 4 19.12 0.00 2.30 0.07 0.08 78.43 07:34:01 AM 5 39.24 0.00 2.49 0.35 0.12 57.80 07:34:01 AM 6 36.04 1.87 2.48 1.25 0.08 58.28 07:34:01 AM 7 26.02 0.02 2.52 0.64 0.08 70.72 07:35:01 AM all 18.26 0.06 1.96 0.82 0.07 78.84 07:35:01 AM 0 17.51 0.02 1.61 0.15 0.07 80.65 07:35:01 AM 1 15.31 0.02 2.11 0.55 0.07 81.94 07:35:01 AM 2 22.08 0.00 1.59 2.86 0.07 73.41 07:35:01 AM 3 15.40 0.03 2.26 2.01 0.07 80.23 07:35:01 AM 4 11.91 0.39 1.61 0.25 0.07 85.78 07:35:01 AM 5 11.69 0.00 1.56 0.05 0.05 86.66 07:35:01 AM 6 13.14 0.05 2.19 0.20 0.05 84.37 07:35:01 AM 7 39.02 0.02 2.73 0.47 0.10 57.67 07:36:01 AM all 8.84 0.00 0.30 0.03 0.03 90.82 07:36:01 AM 0 0.72 0.00 0.38 0.07 0.03 98.80 07:36:01 AM 1 0.73 0.00 0.52 0.05 0.02 98.68 07:36:01 AM 2 6.79 0.00 0.05 0.00 0.02 93.15 07:36:01 AM 3 43.68 0.00 0.95 0.05 0.05 55.27 07:36:01 AM 4 1.17 0.00 0.17 0.00 0.02 98.65 07:36:01 AM 5 1.94 0.00 0.07 0.00 0.03 97.96 07:36:01 AM 6 2.87 0.00 0.18 0.03 0.03 96.88 07:36:01 AM 7 12.73 0.00 0.05 0.00 0.02 87.20 07:37:01 AM all 12.21 0.00 0.75 0.13 0.04 86.87 07:37:01 AM 0 7.84 0.00 0.73 0.02 0.05 91.36 07:37:01 AM 1 5.58 0.00 1.17 0.57 0.05 92.63 07:37:01 AM 2 10.24 0.00 0.92 0.03 0.03 88.77 07:37:01 AM 3 44.99 0.00 1.32 0.17 0.07 53.46 07:37:01 AM 4 4.75 0.00 0.53 0.00 0.03 94.68 07:37:01 AM 5 9.16 0.00 0.48 0.08 0.02 90.26 07:37:01 AM 6 12.09 0.00 0.45 0.18 0.03 87.24 07:37:01 AM 7 2.99 0.00 0.38 0.02 0.02 96.60 Average: all 16.53 0.05 1.26 0.55 0.06 81.55 Average: 0 10.38 0.00 1.10 0.19 0.06 88.27 Average: 1 11.34 0.00 1.30 0.78 0.06 86.52 Average: 2 21.77 0.01 1.37 0.98 0.06 75.82 Average: 3 25.89 0.01 1.48 1.05 0.06 71.51 Average: 4 12.78 0.06 1.11 0.23 0.05 85.76 Average: 5 18.36 0.00 1.21 0.37 0.05 80.00 Average: 6 13.76 0.32 1.25 0.43 0.05 84.20 Average: 7 17.94 0.01 1.30 0.38 0.05 80.33