---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13313 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 11G 68G 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 622 10607 4 4759 15024 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:aa:c7:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84893sec preferred_lft 84893sec inet6 fe80::f816:3eff:feaa:c765/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:4b:b5:95:a8:95 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-13313) 11/25/25 _x86_64_ (4 CPU) 00:25:37 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:15 6.28 0.53 5.32 0.43 333.04 928.37 5745.85 00:50:07 24.37 0.67 21.49 2.21 30.10 6191.77 5303.97 Average: 15.16 0.60 13.25 1.31 184.43 3510.32 5529.08 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:15 9604664 12582868 3381000 20.65 110988 3036848 3656948 20.99 607760 5822620 116 00:50:07 10912404 15430860 526456 3.22 134420 4494052 1037596 5.96 984296 4062908 13620 Average: 10258534 14006864 1953728 11.93 122704 3765450 2347272 13.47 796028 4942764 6868 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:15 lo 0.63 0.63 0.37 0.37 0.00 0.00 0.00 0.00 00:40:15 ens3 15.58 12.12 122.57 2.69 0.00 0.00 0.00 0.00 00:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:07 lo 495.19 495.19 469.27 469.27 0.00 0.00 0.00 0.00 00:50:07 ens3 59.81 45.38 510.91 68.86 0.00 0.00 0.00 0.00 00:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 243.24 243.24 230.39 230.39 0.00 0.00 0.00 0.00 Average: ens3 37.28 28.44 313.07 35.14 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-13313) 11/25/25 _x86_64_ (4 CPU) 00:25:37 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:15 all 49.69 0.00 0.73 0.03 0.08 49.47 00:40:15 0 59.14 0.00 0.82 0.04 0.08 39.93 00:40:15 1 46.79 0.00 0.69 0.02 0.08 52.41 00:40:15 2 46.04 0.00 0.69 0.04 0.08 53.16 00:40:15 3 46.80 0.00 0.71 0.03 0.08 52.38 00:50:07 all 51.99 0.00 1.41 0.14 0.08 46.37 00:50:07 0 61.01 0.00 1.26 0.09 0.08 37.56 00:50:07 1 50.20 0.00 1.54 0.10 0.08 48.07 00:50:07 2 49.23 0.00 1.49 0.18 0.08 49.02 00:50:07 3 47.52 0.00 1.35 0.20 0.07 50.85 Average: all 50.82 0.00 1.06 0.09 0.08 47.95 Average: 0 60.06 0.00 1.04 0.06 0.08 38.77 Average: 1 48.46 0.00 1.11 0.06 0.08 50.29 Average: 2 47.61 0.00 1.08 0.10 0.08 51.13 Average: 3 47.15 0.00 1.02 0.12 0.07 51.63