---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1770 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 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 597 10302 4 5089 15049 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:f9:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84706sec preferred_lft 84706sec inet6 fe80::f816:3eff:feaa:f914/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:3b:12:0d:02:1f 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-1770) 10/24/25 _x86_64_ (4 CPU) 13:22:42 LINUX RESTART (4 CPU) 13:30:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:01 3.39 0.06 3.14 0.19 7.25 520.46 253.47 13:50:12 23.40 0.64 20.43 2.33 29.04 6113.59 16734.99 Average: 13.65 0.36 12.01 1.28 18.42 3388.21 8704.00 13:30:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:01 9262432 12582572 3379264 20.64 116516 3365852 3630316 20.84 764124 5993944 284 13:50:12 10598200 15454776 500136 3.05 140348 4819076 1043016 5.99 1142836 4210828 12404 Average: 9930316 14018674 1939700 11.85 128432 4092464 2336666 13.41 953480 5102386 6344 13:30:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:01 lo 0.60 0.60 0.39 0.39 0.00 0.00 0.00 0.00 13:40:01 ens3 10.37 9.08 40.25 2.57 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:12 lo 492.53 492.53 467.17 467.17 0.00 0.00 0.00 0.00 13:50:12 ens3 60.98 47.86 481.42 82.20 0.00 0.00 0.00 0.00 13:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 252.82 252.82 239.72 239.72 0.00 0.00 0.00 0.00 Average: ens3 36.32 28.96 266.45 43.40 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-1770) 10/24/25 _x86_64_ (4 CPU) 13:22:42 LINUX RESTART (4 CPU) 13:30:20 CPU %user %nice %system %iowait %steal %idle 13:40:01 all 50.76 0.00 0.66 0.02 0.09 48.47 13:40:01 0 42.56 0.00 0.66 0.01 0.08 56.68 13:40:01 1 43.83 0.00 0.55 0.00 0.08 55.54 13:40:01 2 68.47 0.00 0.60 0.02 0.10 30.81 13:40:01 3 48.21 0.00 0.82 0.04 0.09 50.84 13:50:12 all 53.58 0.00 1.58 0.21 0.09 44.53 13:50:12 0 47.83 0.00 1.48 0.10 0.08 50.50 13:50:12 1 49.69 0.00 1.62 0.42 0.08 48.19 13:50:12 2 49.70 0.00 1.65 0.22 0.09 48.34 13:50:12 3 67.11 0.00 1.58 0.12 0.10 31.09 Average: all 52.21 0.00 1.13 0.12 0.09 46.45 Average: 0 45.26 0.00 1.08 0.06 0.08 53.51 Average: 1 46.83 0.00 1.09 0.21 0.08 51.77 Average: 2 58.86 0.00 1.14 0.12 0.09 39.79 Average: 3 57.89 0.00 1.21 0.08 0.10 40.72