---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3715 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 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 611 10361 4 5016 15035 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:d3:b6:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84786sec preferred_lft 84786sec inet6 fe80::f816:3eff:fed3:b68a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:82:96:11:4c:64 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3715) 12/04/25 _x86_64_ (4 CPU) 20:07:27 LINUX RESTART (4 CPU) 20:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:08 11.37 1.23 9.43 0.71 641.79 2603.81 5419.65 20:30:00 6.71 0.51 5.92 0.28 18.77 742.59 229.88 Average: 9.07 0.87 7.70 0.50 334.02 1684.36 2855.90 20:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:08 8645432 11857264 4104540 25.07 114624 3263324 4284632 24.59 677080 6712892 444 20:30:00 8871832 12758560 3199512 19.54 131720 3884028 3308700 18.99 776828 6341552 480488 Average: 8758632 12307912 3652026 22.31 123172 3573676 3796666 21.79 726954 6527222 240466 20:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:08 lo 0.69 0.69 0.39 0.39 0.00 0.00 0.00 0.00 20:20:08 ens3 35.40 27.28 386.68 4.05 0.00 0.00 0.00 0.00 20:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 130.44 130.44 123.97 123.97 0.00 0.00 0.00 0.00 20:30:00 ens3 31.52 23.37 414.09 3.12 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 64.79 64.79 61.44 61.44 0.00 0.00 0.00 0.00 Average: ens3 33.48 25.35 400.22 3.59 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3715) 12/04/25 _x86_64_ (4 CPU) 20:07:27 LINUX RESTART (4 CPU) 20:10:03 CPU %user %nice %system %iowait %steal %idle 20:20:08 all 50.50 0.00 0.91 0.14 0.09 48.35 20:20:08 0 49.57 0.00 0.82 0.28 0.08 49.25 20:20:08 1 44.07 0.00 0.93 0.12 0.10 54.79 20:20:08 2 54.70 0.00 0.89 0.05 0.09 44.27 20:20:08 3 53.67 0.00 1.02 0.13 0.09 45.09 20:30:00 all 50.50 0.00 0.74 0.05 0.09 48.63 20:30:00 0 47.19 0.00 0.89 0.03 0.09 51.79 20:30:00 1 59.21 0.00 0.72 0.02 0.10 39.96 20:30:00 2 53.86 0.00 0.70 0.07 0.10 45.27 20:30:00 3 41.74 0.00 0.64 0.06 0.08 57.49 Average: all 50.50 0.00 0.83 0.10 0.09 48.49 Average: 0 48.39 0.00 0.86 0.16 0.09 50.50 Average: 1 51.54 0.00 0.82 0.07 0.10 47.47 Average: 2 54.28 0.00 0.80 0.06 0.09 44.77 Average: 3 47.78 0.00 0.83 0.10 0.08 51.21