---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42486 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5599.99 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 733 9798 4 5456 14912 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:6b:0f:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.126/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84683sec preferred_lft 84683sec inet6 fe80::f816:3eff:fe6b:f9d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:d0:c9:59:cb:90 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42486) 08/29/26 _x86_64_ (4 CPU) 12:55:17 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 33.81 0.71 28.65 4.45 43.56 5038.88 29964.69 13:20:01 53.68 0.01 41.97 11.71 0.05 2950.68 17574.88 Average: 43.75 0.36 35.31 8.08 21.81 3994.78 23769.79 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 8838448 13241580 2709524 16.55 181284 4278852 3059136 17.56 713568 6368016 97236 13:20:01 8498436 13252660 2694052 16.45 215380 4553840 3187348 18.30 806244 6552656 31620 Average: 8668442 13247120 2701788 16.50 198332 4416346 3123242 17.93 759906 6460336 64428 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 2072.32 2072.32 1975.92 1975.92 0.00 0.00 0.00 0.00 13:10:01 ens3 88.17 64.33 648.70 19.22 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 5665.03 5665.03 5402.82 5402.82 0.00 0.00 0.00 0.00 13:20:01 ens3 57.93 43.95 22.01 16.58 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3868.68 3868.68 3689.37 3689.37 0.00 0.00 0.00 0.00 Average: ens3 73.05 54.14 335.36 17.90 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42486) 08/29/26 _x86_64_ (4 CPU) 12:55:17 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 64.48 0.00 3.27 0.10 0.01 32.13 13:10:01 0 61.73 0.00 3.25 0.08 0.01 34.94 13:10:01 1 65.11 0.00 3.35 0.11 0.01 31.43 13:10:01 2 63.86 0.00 3.03 0.07 0.01 33.02 13:10:01 3 67.23 0.00 3.47 0.14 0.02 29.14 13:20:01 all 61.44 0.00 4.28 0.14 0.01 34.13 13:20:01 0 61.59 0.00 3.99 0.11 0.02 34.29 13:20:01 1 60.34 0.00 4.40 0.21 0.01 35.04 13:20:01 2 62.28 0.00 4.83 0.10 0.01 32.78 13:20:01 3 61.56 0.00 3.89 0.12 0.02 34.40 Average: all 62.96 0.00 3.78 0.12 0.01 33.13 Average: 0 61.66 0.00 3.62 0.09 0.01 34.61 Average: 1 62.73 0.00 3.87 0.16 0.01 33.23 Average: 2 63.07 0.00 3.93 0.09 0.01 32.90 Average: 3 64.40 0.00 3.68 0.13 0.02 31.77