---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-839 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5600.00 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 685 28047 4 3359 30950 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:70:32:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.96/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84761sec preferred_lft 84761sec inet6 fe80::f816:3eff:fe70:325a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:46:0a:ff:b2:2e 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-839) 07/18/26 _x86_64_ (8 CPU) 18:35:43 LINUX RESTART (8 CPU) 18:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:01 1.56 0.19 1.36 0.01 6.20 18.07 221.83 19:00:01 51.54 1.33 35.44 14.77 90.55 1030.77 508694.20 Average: 26.55 0.76 18.40 7.39 48.37 524.42 254458.01 18:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 30105824 31756856 630628 1.92 58972 1930492 1531912 4.52 180252 2291356 152 19:00:01 29562084 31768488 583008 1.77 96996 2417308 1198984 3.54 263524 2680612 336664 Average: 29833954 31762672 606818 1.85 77984 2173900 1365448 4.03 221888 2485984 168408 18:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 18:50:01 ens3 1.49 1.09 0.92 0.96 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 19:00:01 ens3 20.76 13.83 151.19 5.86 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 11.13 7.46 76.05 3.41 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-839) 07/18/26 _x86_64_ (8 CPU) 18:35:43 LINUX RESTART (8 CPU) 18:40:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 0.13 0.00 0.02 0.01 0.01 99.84 18:50:01 0 0.02 0.00 0.02 0.00 0.00 99.96 18:50:01 1 0.09 0.00 0.04 0.00 0.01 99.85 18:50:01 2 0.07 0.00 0.01 0.00 0.00 99.92 18:50:01 3 0.03 0.00 0.02 0.00 0.01 99.94 18:50:01 4 0.64 0.00 0.01 0.00 0.00 99.34 18:50:01 5 0.06 0.00 0.03 0.03 0.00 99.88 18:50:01 6 0.03 0.00 0.02 0.00 0.00 99.94 18:50:01 7 0.12 0.00 0.03 0.00 0.01 99.85 19:00:01 all 1.13 0.00 0.13 0.14 0.01 98.59 19:00:01 0 0.28 0.00 0.08 0.14 0.00 99.50 19:00:01 1 0.75 0.00 0.06 0.00 0.02 99.16 19:00:01 2 3.56 0.00 0.25 0.11 0.01 96.08 19:00:01 3 2.22 0.00 0.23 0.06 0.01 97.48 19:00:01 4 1.22 0.00 0.22 0.36 0.01 98.20 19:00:01 5 0.26 0.00 0.08 0.46 0.01 99.20 19:00:01 6 0.61 0.00 0.07 0.01 0.01 99.31 19:00:01 7 0.13 0.00 0.05 0.02 0.01 99.80 Average: all 0.63 0.00 0.08 0.07 0.01 99.21 Average: 0 0.15 0.00 0.05 0.07 0.00 99.73 Average: 1 0.42 0.00 0.05 0.00 0.02 99.51 Average: 2 1.81 0.00 0.13 0.05 0.01 98.00 Average: 3 1.12 0.00 0.12 0.03 0.01 98.71 Average: 4 0.93 0.00 0.12 0.18 0.01 98.77 Average: 5 0.16 0.00 0.05 0.24 0.01 99.54 Average: 6 0.32 0.00 0.04 0.01 0.00 99.63 Average: 7 0.12 0.00 0.04 0.01 0.01 99.83