---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-28114 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 nrip_save 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 14% / 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 650 10301 4 5036 14995 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:c9:c8:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84665sec preferred_lft 84665sec inet6 fe80::f816:3eff:fec9:c8ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:f2:13:3e:50:ba 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-28114) 06/17/26 _x86_64_ (4 CPU) 15:26:31 LINUX RESTART (4 CPU) 15:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 29.36 2.33 12.75 14.27 524.31 3175.51 246880.10 15:50:19 28.25 0.76 24.16 3.34 27.17 4079.89 12073.70 Average: 28.79 1.53 18.54 8.72 272.15 3634.22 127783.95 15:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 10320232 13879184 2079436 12.70 135500 3541876 2424992 13.92 698728 4960968 19228 15:50:19 8205900 12895844 3054264 18.65 170600 4556044 3473112 19.94 1003796 6684084 2072 Average: 9263066 13387514 2566850 15.68 153050 4048960 2949052 16.93 851262 5822526 10650 15:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 1.11 1.11 0.11 0.11 0.00 0.00 0.00 0.00 15:40:01 ens3 152.76 111.06 761.56 20.57 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:19 lo 1491.30 1491.30 1421.32 1421.32 0.00 0.00 0.00 0.00 15:50:19 ens3 90.76 66.45 415.71 17.16 0.00 0.00 0.00 0.00 15:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 756.95 756.95 720.96 720.96 0.00 0.00 0.00 0.00 Average: ens3 121.31 88.44 586.14 18.84 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-28114) 06/17/26 _x86_64_ (4 CPU) 15:26:31 LINUX RESTART (4 CPU) 15:30:00 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 56.17 0.00 1.88 0.10 0.10 41.75 15:40:01 0 54.20 0.00 1.87 0.11 0.10 43.72 15:40:01 1 56.91 0.00 2.05 0.04 0.11 40.89 15:40:01 2 56.55 0.00 1.80 0.08 0.11 41.46 15:40:01 3 57.04 0.00 1.79 0.15 0.10 40.93 15:50:19 all 68.89 0.00 2.76 0.08 0.11 28.15 15:50:19 0 67.63 0.00 2.49 0.18 0.12 29.59 15:50:19 1 70.94 0.00 3.05 0.04 0.11 25.86 15:50:19 2 68.42 0.00 2.59 0.06 0.11 28.82 15:50:19 3 68.56 0.00 2.93 0.05 0.12 28.34 Average: all 62.62 0.00 2.33 0.09 0.11 34.85 Average: 0 61.01 0.00 2.18 0.14 0.11 36.55 Average: 1 64.02 0.00 2.56 0.04 0.11 33.27 Average: 2 62.57 0.00 2.20 0.07 0.11 35.06 Average: 3 62.88 0.00 2.37 0.10 0.11 34.54