---> uname -a: Linux prd-centos8-docker-8c-8g-179.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 1065 27123 19 3701 30361 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:1c:b3:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.37/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe1c:b3c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ae:fa:42:3b 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:aeff:fefa:423b/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) 02/27/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 197.27 14.70 182.57 3207.86 10363.33 03:40:02 AM 442.46 4.78 437.68 1165.54 15070.82 03:41:01 AM 271.86 2.98 268.87 452.19 46757.05 Average: 304.03 7.51 296.52 1615.01 23937.49 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28962484 30863960 3693220 11.31 2688 2218948 1798096 5.33 159676 3073764 183200 03:40:02 AM 27795884 30109908 4859820 14.88 2688 2621884 2265412 6.72 267660 4087456 216676 03:41:01 AM 26286140 29534232 6369564 19.51 2688 3541504 2797780 8.30 646292 5163808 66716 Average: 27681503 30169367 4974201 15.23 2688 2794112 2287096 6.79 357876 4108343 155531 03:38:01 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 191.92 157.76 2153.76 43.98 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 03:40:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:02 AM eth0 450.99 375.34 5778.51 52.99 0.00 0.00 0.00 0.00 03:40:02 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 501.80 393.48 7241.11 832.53 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.67 13.71 0.58 312.96 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 380.89 308.38 5045.56 306.93 0.00 0.00 0.00 0.00 Average: docker0 3.19 4.52 0.19 103.16 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) 02/27/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.31 0.00 1.17 0.60 0.06 85.87 03:39:01 AM 0 18.05 0.00 2.05 1.17 0.07 78.66 03:39:01 AM 1 17.27 0.00 1.82 0.94 0.08 79.89 03:39:01 AM 2 16.00 0.00 1.39 0.85 0.05 81.71 03:39:01 AM 3 11.20 0.00 0.78 0.40 0.07 87.54 03:39:01 AM 4 5.48 0.00 0.68 0.58 0.05 93.20 03:39:01 AM 5 7.13 0.00 0.97 0.37 0.03 91.50 03:39:01 AM 6 14.35 0.00 1.29 0.17 0.05 84.15 03:39:01 AM 7 8.97 0.00 0.37 0.28 0.05 90.33 03:40:02 AM all 26.17 0.00 1.62 1.28 0.09 70.85 03:40:02 AM 0 18.79 0.00 1.91 2.73 0.10 76.47 03:40:02 AM 1 33.14 0.00 1.69 1.57 0.10 63.49 03:40:02 AM 2 34.88 0.00 1.84 1.39 0.10 61.79 03:40:02 AM 3 26.63 0.00 1.41 0.54 0.08 71.34 03:40:02 AM 4 18.22 0.00 1.27 1.02 0.07 79.42 03:40:02 AM 5 26.85 0.00 1.62 1.12 0.10 70.31 03:40:02 AM 6 22.84 0.00 1.32 0.57 0.07 75.20 03:40:02 AM 7 28.03 0.00 1.86 1.27 0.08 68.75 03:41:01 AM all 17.93 0.00 3.06 2.08 0.08 76.85 03:41:01 AM 0 21.20 0.00 3.22 2.13 0.09 73.35 03:41:01 AM 1 25.86 0.00 3.13 1.74 0.09 69.18 03:41:01 AM 2 14.84 0.00 2.92 0.91 0.07 81.26 03:41:01 AM 3 21.87 0.00 3.85 7.80 0.09 66.39 03:41:01 AM 4 22.12 0.00 2.70 0.53 0.09 74.57 03:41:01 AM 5 7.97 0.00 3.15 1.73 0.07 87.09 03:41:01 AM 6 9.89 0.00 2.91 1.47 0.09 85.64 03:41:01 AM 7 19.67 0.00 2.58 0.32 0.09 77.34 Average: all 18.80 0.00 1.94 1.31 0.08 77.87 Average: 0 19.33 0.00 2.39 2.01 0.08 76.18 Average: 1 25.41 0.00 2.21 1.42 0.09 70.87 Average: 2 21.95 0.00 2.04 1.05 0.07 74.89 Average: 3 19.88 0.00 2.00 2.88 0.08 75.17 Average: 4 15.22 0.00 1.54 0.71 0.07 82.46 Average: 5 14.02 0.00 1.90 1.07 0.07 82.94 Average: 6 15.73 0.00 1.83 0.73 0.07 81.64 Average: 7 18.88 0.00 1.60 0.63 0.07 78.82