---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4074 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 13% / 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 654 10552 4 4782 14992 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:00:64:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84548sec preferred_lft 84548sec inet6 fe80::f816:3eff:fe00:6464/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:1f:9f:b4:be:f0 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-4074) 10/16/25 _x86_64_ (4 CPU) 10:23:40 LINUX RESTART (4 CPU) 10:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:04 7.44 2.14 5.00 0.30 132.69 1532.25 1324.37 10:50:04 12.16 0.82 9.90 1.44 27.73 2911.01 3976.11 Average: 9.80 1.48 7.45 0.87 80.21 2221.63 2650.24 10:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:04 10849944 14097656 1864416 11.39 115932 3292348 2252820 12.93 744180 4431660 29472 10:50:04 8827904 12977472 2977244 18.18 155984 4079436 3141988 18.03 973940 6148756 93744 Average: 9838924 13537564 2420830 14.79 135958 3685892 2697404 15.48 859060 5290208 61608 10:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:04 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 10:40:04 ens3 45.37 34.98 377.19 6.88 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:04 lo 427.47 427.47 405.94 405.94 0.00 0.00 0.00 0.00 10:50:04 ens3 64.81 49.21 366.58 11.41 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 214.04 214.04 203.00 203.00 0.00 0.00 0.00 0.00 Average: ens3 55.09 42.09 371.89 9.14 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-4074) 10/16/25 _x86_64_ (4 CPU) 10:23:40 LINUX RESTART (4 CPU) 10:30:04 CPU %user %nice %system %iowait %steal %idle 10:40:04 all 27.57 0.00 0.88 0.05 0.05 71.45 10:40:04 0 27.72 0.00 0.83 0.12 0.05 71.28 10:40:04 1 27.78 0.00 0.77 0.03 0.06 71.38 10:40:04 2 27.62 0.00 0.94 0.02 0.06 71.36 10:40:04 3 27.17 0.00 0.99 0.03 0.06 71.76 10:50:04 all 73.02 0.00 2.46 0.22 0.13 24.17 10:50:04 0 73.31 0.00 2.34 0.31 0.13 23.92 10:50:04 1 73.02 0.00 2.43 0.04 0.13 24.38 10:50:04 2 73.12 0.00 2.49 0.41 0.12 23.86 10:50:04 3 72.63 0.00 2.60 0.12 0.13 24.53 Average: all 50.25 0.00 1.67 0.13 0.09 47.85 Average: 0 50.49 0.00 1.59 0.21 0.09 47.62 Average: 1 50.33 0.00 1.60 0.04 0.09 47.94 Average: 2 50.31 0.00 1.71 0.22 0.09 47.67 Average: 3 49.87 0.00 1.79 0.07 0.09 48.17