---> uname -a: Linux prd-centos8-docker-8c-8g-1771.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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1067 27074 19 3748 30359 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:29:af:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.223/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe29:aff9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:54:16:be:c4 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::42:54ff:fe16:bec4/64 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) 04/15/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 229.14 14.55 214.60 3119.23 13011.28 03:40:01 AM 443.64 5.52 438.13 1231.26 15144.91 03:41:01 AM 245.94 3.15 242.80 469.23 44307.58 Average: 306.23 7.74 298.49 1606.53 24156.21 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29132628 31094976 3523084 10.79 2688 2278016 1560228 4.63 193220 2858484 149368 03:40:01 AM 27579244 29948148 5076468 15.55 2688 2675548 2437360 7.23 396232 4170040 173444 03:41:01 AM 27713024 31065944 4942688 15.14 2688 3646616 1563136 4.64 656192 3732132 133632 Average: 28141632 30703023 4514080 13.82 2688 2866727 1853575 5.50 415215 3586885 152148 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 249.17 206.61 2673.90 50.93 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 446.68 376.92 5648.71 53.20 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 649.48 489.82 7068.01 1366.87 0.00 0.00 0.00 0.00 03:41:01 AM docker0 16.44 22.07 0.93 308.23 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 448.45 357.79 5130.28 490.41 0.00 0.00 0.00 0.00 Average: docker0 5.48 7.36 0.31 102.76 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) 04/15/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.52 0.00 1.25 0.72 0.06 85.46 03:39:01 AM 0 9.72 0.00 1.15 1.29 0.07 87.77 03:39:01 AM 1 24.64 0.00 1.75 0.97 0.07 72.57 03:39:01 AM 2 7.54 0.00 0.74 0.94 0.07 90.73 03:39:01 AM 3 18.25 0.00 1.87 0.65 0.07 79.15 03:39:01 AM 4 8.50 0.00 0.92 0.55 0.05 89.98 03:39:01 AM 5 17.39 0.00 1.90 0.48 0.05 80.17 03:39:01 AM 6 8.13 0.00 0.79 0.50 0.08 90.50 03:39:01 AM 7 5.93 0.00 0.85 0.35 0.05 92.81 03:40:01 AM all 27.74 0.00 1.66 1.05 0.08 69.48 03:40:01 AM 0 31.45 0.00 1.22 0.90 0.08 66.34 03:40:01 AM 1 30.27 0.00 1.14 0.25 0.08 68.26 03:40:01 AM 2 31.71 0.00 1.88 1.04 0.07 65.31 03:40:01 AM 3 29.40 0.00 2.42 3.00 0.08 65.10 03:40:01 AM 4 24.71 0.00 1.67 1.34 0.07 72.21 03:40:01 AM 5 24.35 0.00 1.57 0.62 0.08 73.37 03:40:01 AM 6 21.94 0.00 1.37 0.25 0.08 76.36 03:40:01 AM 7 28.08 0.00 1.98 1.04 0.07 68.84 03:41:01 AM all 15.48 0.00 2.99 1.09 0.07 80.36 03:41:01 AM 0 11.18 0.00 2.67 0.24 0.08 85.83 03:41:01 AM 1 20.47 0.00 3.64 3.00 0.07 72.82 03:41:01 AM 2 15.23 0.00 2.78 0.70 0.08 81.20 03:41:01 AM 3 13.14 0.00 2.87 0.71 0.07 83.22 03:41:01 AM 4 14.98 0.00 3.15 1.29 0.07 80.51 03:41:01 AM 5 21.75 0.00 3.40 0.57 0.07 74.21 03:41:01 AM 6 18.00 0.00 2.35 0.27 0.07 79.31 03:41:01 AM 7 9.12 0.00 3.06 1.95 0.08 85.79 Average: all 18.58 0.00 1.96 0.95 0.07 78.44 Average: 0 17.45 0.00 1.68 0.81 0.08 79.98 Average: 1 25.13 0.00 2.18 1.41 0.07 71.22 Average: 2 18.15 0.00 1.80 0.89 0.07 79.08 Average: 3 20.26 0.00 2.39 1.45 0.07 75.82 Average: 4 16.06 0.00 1.91 1.06 0.06 80.91 Average: 5 21.16 0.00 2.29 0.56 0.07 75.92 Average: 6 16.02 0.00 1.50 0.34 0.08 82.06 Average: 7 14.38 0.00 1.96 1.11 0.07 82.49