---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10486 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: 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 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 9.2G 69G 12% / 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 614 11593 4 3780 15032 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:c8:8c:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84592sec preferred_lft 84592sec inet6 fe80::f816:3eff:fec8:8c75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:af:90:ef:27:99 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-10486) 11/14/25 _x86_64_ (4 CPU) 15:17:10 LINUX RESTART (4 CPU) 15:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:00 28.61 12.58 5.35 10.68 613.38 675.76 250748.61 15:40:01 1.22 0.00 1.20 0.02 0.39 14.43 0.57 Average: 14.86 6.27 3.26 5.33 305.80 343.93 124931.18 15:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:00 13419284 15534900 471700 2.88 62328 2270520 1144232 6.57 445208 2245328 8 15:40:01 13416804 15533104 473448 2.89 62764 2270744 1144232 6.57 445640 2246256 200 Average: 13418044 15534002 472574 2.89 62546 2270632 1144232 6.57 445424 2245792 104 15:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:00 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 15:30:00 ens3 8.91 4.69 166.82 0.47 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:40:01 ens3 0.37 0.13 0.10 0.06 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 Average: lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 4.63 2.40 83.16 0.26 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-10486) 11/14/25 _x86_64_ (4 CPU) 15:17:10 LINUX RESTART (4 CPU) 15:20:02 CPU %user %nice %system %iowait %steal %idle 15:30:00 all 0.48 0.08 0.25 0.28 0.01 98.89 15:30:00 0 0.39 0.31 0.32 0.34 0.01 98.64 15:30:00 1 0.73 0.00 0.17 0.40 0.02 98.67 15:30:00 2 0.47 0.01 0.32 0.20 0.01 98.99 15:30:00 3 0.32 0.01 0.19 0.20 0.01 99.27 15:40:01 all 0.03 0.00 0.02 0.01 0.01 99.93 15:40:01 0 0.01 0.00 0.02 0.01 0.00 99.95 15:40:01 1 0.04 0.00 0.02 0.02 0.02 99.90 15:40:01 2 0.03 0.00 0.02 0.00 0.01 99.93 15:40:01 3 0.03 0.00 0.01 0.00 0.00 99.96 Average: all 0.25 0.04 0.14 0.15 0.01 99.41 Average: 0 0.20 0.15 0.17 0.17 0.01 99.30 Average: 1 0.39 0.00 0.10 0.21 0.02 99.28 Average: 2 0.25 0.00 0.17 0.10 0.01 99.46 Average: 3 0.17 0.00 0.10 0.10 0.01 99.61