---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3849 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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: 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: 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 633 10230 4 5125 15013 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:d8:b8:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84697sec preferred_lft 84697sec inet6 fe80::f816:3eff:fed8:b8a0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:4a:5f:30:c3:76 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3849) 10/15/25 _x86_64_ (4 CPU) 16:25:53 LINUX RESTART (4 CPU) 16:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:03 20.83 0.76 8.59 11.49 673.31 1634.22 272909.19 16:50:01 5.15 0.38 4.52 0.25 11.78 635.67 548.39 Average: 13.01 0.57 6.56 5.88 343.34 1136.14 137056.18 16:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:03 7890704 11211516 4750416 29.01 114588 3372072 4892720 28.08 755012 7385852 580 16:50:01 8347472 12338120 3619904 22.11 131560 3987192 3890148 22.33 843184 6789740 490948 Average: 8119088 11774818 4185160 25.56 123074 3679632 4391434 25.21 799098 7087796 245764 16:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:03 lo 0.69 0.69 0.39 0.39 0.00 0.00 0.00 0.00 16:40:03 ens3 43.69 20.36 283.09 3.25 0.00 0.00 0.00 0.00 16:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 72.72 72.72 68.86 68.86 0.00 0.00 0.00 0.00 16:50:01 ens3 29.45 23.49 388.76 3.08 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 36.62 36.62 34.54 34.54 0.00 0.00 0.00 0.00 Average: ens3 36.58 21.92 335.80 3.16 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3849) 10/15/25 _x86_64_ (4 CPU) 16:25:53 LINUX RESTART (4 CPU) 16:30:03 CPU %user %nice %system %iowait %steal %idle 16:40:03 all 52.46 0.00 1.06 3.66 0.11 42.70 16:40:03 0 56.20 0.00 1.00 5.66 0.11 37.02 16:40:03 1 45.80 0.00 0.98 2.58 0.11 50.53 16:40:03 2 59.54 0.00 1.33 4.54 0.12 34.47 16:40:03 3 48.30 0.00 0.94 1.85 0.11 48.80 16:50:01 all 51.77 0.00 0.76 0.05 0.10 47.32 16:50:01 0 41.88 0.00 0.70 0.05 0.08 57.28 16:50:01 1 44.33 0.00 0.76 0.11 0.09 54.71 16:50:01 2 82.80 0.00 0.77 0.01 0.13 16.30 16:50:01 3 38.09 0.00 0.81 0.03 0.08 60.99 Average: all 52.12 0.00 0.91 1.86 0.10 45.01 Average: 0 49.06 0.00 0.85 2.86 0.10 47.13 Average: 1 45.07 0.00 0.87 1.34 0.10 52.62 Average: 2 71.15 0.00 1.05 2.28 0.12 25.40 Average: 3 43.21 0.00 0.88 0.94 0.09 54.88