---> uname -a: Linux prd-centos8-docker-8c-8g-107.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 1055 27079 19 3755 30371 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:d4:d0:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.166/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fed4:d0ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4d:f8:08:c0 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::42:4dff:fef8:8c0/64 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) 04/10/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 243.80 14.84 228.96 3278.62 13451.71 03:40:01 AM 423.48 4.82 418.66 1166.01 14728.56 03:41:01 AM 244.29 3.00 241.30 524.14 44308.21 Average: 304.19 7.51 296.68 1647.13 24223.77 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29084208 31068320 3571496 10.94 2688 2299668 1806568 5.36 195156 2902348 160040 03:40:01 AM 27819412 30193680 4836292 14.81 2688 2681116 2220964 6.59 396376 3928896 173580 03:41:01 AM 27664576 31030768 4991128 15.28 2688 3659468 1603284 4.76 656312 3778852 149388 Average: 28189399 30764256 4466305 13.68 2688 2880084 1876939 5.57 415948 3536699 161003 03:38:02 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 249.25 210.10 2900.79 53.21 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 390.62 333.56 5409.92 48.74 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 573.73 471.63 7075.39 1365.90 0.00 0.00 0.00 0.00 03:41:01 AM docker0 15.49 20.67 0.85 308.32 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 405.41 339.15 5141.25 491.77 0.00 0.00 0.00 0.00 Average: docker0 5.19 6.93 0.29 103.36 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) 04/10/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.33 0.00 1.48 0.75 0.06 83.37 03:39:01 AM 0 12.47 0.00 0.88 0.44 0.07 86.14 03:39:01 AM 1 26.42 0.00 2.96 1.55 0.10 68.97 03:39:01 AM 2 13.37 0.00 1.99 1.04 0.07 83.53 03:39:01 AM 3 10.25 0.00 1.24 1.04 0.05 87.42 03:39:01 AM 4 13.88 0.00 1.17 0.24 0.07 84.64 03:39:01 AM 5 11.74 0.00 1.17 0.41 0.05 86.63 03:39:01 AM 6 5.00 0.00 0.97 0.56 0.05 93.42 03:39:01 AM 7 21.52 0.00 1.46 0.76 0.05 76.21 03:40:01 AM all 28.45 0.00 1.81 1.03 0.09 68.62 03:40:01 AM 0 21.81 0.00 1.31 0.30 0.08 76.50 03:40:01 AM 1 30.77 0.00 1.12 0.42 0.08 67.61 03:40:01 AM 2 24.30 0.00 1.98 1.48 0.10 72.14 03:40:01 AM 3 22.40 0.00 1.14 0.40 0.08 75.97 03:40:01 AM 4 35.61 0.00 2.43 1.27 0.10 60.58 03:40:01 AM 5 23.42 0.00 2.06 1.09 0.08 73.34 03:40:01 AM 6 39.02 0.00 2.40 2.31 0.08 56.19 03:40:01 AM 7 30.27 0.00 2.06 0.95 0.08 66.63 03:41:01 AM all 17.47 0.00 3.35 0.83 0.08 78.27 03:41:01 AM 0 17.14 0.00 2.84 0.12 0.08 79.81 03:41:01 AM 1 21.76 0.00 3.51 1.38 0.07 73.29 03:41:01 AM 2 15.03 0.00 3.29 0.92 0.08 80.67 03:41:01 AM 3 23.45 0.00 4.50 1.53 0.08 70.44 03:41:01 AM 4 11.43 0.00 2.67 0.42 0.08 85.40 03:41:01 AM 5 18.56 0.00 3.58 0.45 0.08 77.32 03:41:01 AM 6 9.88 0.00 3.35 1.50 0.08 85.19 03:41:01 AM 7 22.53 0.00 3.04 0.32 0.08 74.03 Average: all 20.11 0.00 2.22 0.87 0.08 76.72 Average: 0 17.16 0.00 1.68 0.29 0.08 80.80 Average: 1 26.32 0.00 2.53 1.11 0.08 69.96 Average: 2 17.59 0.00 2.42 1.15 0.08 78.76 Average: 3 18.74 0.00 2.30 0.99 0.07 77.90 Average: 4 20.34 0.00 2.10 0.65 0.08 76.83 Average: 5 17.93 0.00 2.28 0.65 0.07 79.07 Average: 6 18.04 0.00 2.24 1.46 0.07 78.19 Average: 7 24.79 0.00 2.19 0.68 0.07 72.27