---> uname -a: Linux prd-centos8-docker-8c-8g-1200.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 1003 28183 19 2703 30437 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:f8:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.170/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86175sec preferred_lft 86175sec inet6 fe80::f816:3eff:fed7:f8dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b3:92:67:df 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) 03/11/2026 _x86_64_ (8 CPU) 12:20:47 LINUX RESTART (8 CPU) 12:21:01 PM tps rtps wtps bread/s bwrtn/s 12:22:01 PM 224.30 26.04 198.27 6309.53 23415.41 12:23:01 PM 284.04 17.88 266.16 3945.61 12953.42 12:24:01 PM 104.15 1.45 102.70 292.30 11718.11 Average: 204.16 15.12 189.04 3515.94 16029.56 12:21:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:22:01 PM 29616452 31275324 3039260 9.31 2688 1982324 1386040 4.11 148848 2461636 170520 12:23:01 PM 28058444 30271052 4597268 14.08 2688 2524080 2177496 6.46 230936 3877804 293172 12:24:01 PM 28842236 31138828 3813476 11.68 2688 2604528 1462720 4.34 458548 2856992 53956 Average: 28839044 30895068 3816668 11.69 2688 2370311 1675419 4.97 279444 3065477 172549 12:21:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:01 PM eth0 475.26 312.48 1885.72 79.09 0.00 0.00 0.00 0.00 12:22:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:23:01 PM eth0 488.22 381.99 5789.02 54.44 0.00 0.00 0.00 0.00 12:23:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 PM eth0 133.64 115.98 900.24 30.04 0.00 0.00 0.00 0.00 12:24:01 PM docker0 0.00 0.00 0.00 0.00 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 365.71 270.14 2858.11 54.52 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) 03/11/2026 _x86_64_ (8 CPU) 12:20:47 LINUX RESTART (8 CPU) 12:21:01 PM CPU %user %nice %system %iowait %steal %idle 12:22:01 PM all 13.44 0.00 2.02 1.85 0.05 82.64 12:22:01 PM 0 12.50 0.00 1.65 5.17 0.07 80.61 12:22:01 PM 1 5.18 0.00 1.21 1.46 0.07 92.09 12:22:01 PM 2 20.06 0.00 1.64 0.60 0.07 77.63 12:22:01 PM 3 23.18 0.00 2.42 0.45 0.03 73.91 12:22:01 PM 4 7.45 0.00 1.78 1.49 0.07 89.21 12:22:01 PM 5 20.08 0.00 2.66 0.87 0.03 76.36 12:22:01 PM 6 13.09 0.00 1.92 2.86 0.03 82.09 12:22:01 PM 7 5.89 0.00 2.87 1.86 0.07 89.30 12:23:01 PM all 22.34 0.00 1.35 3.16 0.08 73.07 12:23:01 PM 0 30.27 0.00 0.65 2.51 0.10 66.47 12:23:01 PM 1 12.42 0.00 1.49 3.16 0.08 82.85 12:23:01 PM 2 30.25 0.00 1.96 4.00 0.07 63.72 12:23:01 PM 3 31.12 0.00 2.66 5.97 0.08 60.16 12:23:01 PM 4 13.02 0.00 0.95 2.27 0.07 83.69 12:23:01 PM 5 17.38 0.00 1.19 3.84 0.07 77.53 12:23:01 PM 6 21.03 0.00 1.00 2.91 0.07 75.00 12:23:01 PM 7 23.28 0.00 0.94 0.64 0.07 75.08 12:24:01 PM all 32.86 0.00 1.04 1.69 0.08 64.32 12:24:01 PM 0 22.44 0.00 0.87 0.05 0.07 76.58 12:24:01 PM 1 42.70 0.00 0.80 2.94 0.09 53.47 12:24:01 PM 2 40.79 0.00 0.84 2.87 0.08 55.41 12:24:01 PM 3 40.84 0.00 1.07 0.96 0.12 57.01 12:24:01 PM 4 15.87 0.00 1.23 1.52 0.09 81.30 12:24:01 PM 5 43.52 0.00 1.45 3.56 0.08 51.39 12:24:01 PM 6 28.36 0.00 0.67 0.28 0.07 70.62 12:24:01 PM 7 28.38 0.00 1.40 1.37 0.08 68.76 Average: all 22.86 0.00 1.47 2.24 0.07 73.36 Average: 0 21.73 0.00 1.06 2.58 0.08 74.56 Average: 1 19.98 0.00 1.17 2.52 0.08 76.25 Average: 2 30.37 0.00 1.48 2.49 0.07 65.59 Average: 3 31.65 0.00 2.06 2.47 0.08 63.75 Average: 4 12.10 0.00 1.32 1.76 0.07 84.75 Average: 5 27.00 0.00 1.77 2.76 0.06 68.42 Average: 6 20.83 0.00 1.20 2.02 0.06 75.90 Average: 7 19.20 0.00 1.74 1.29 0.07 77.70