---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1449 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: 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 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 621 10419 4 4948 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:ef:36:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.179/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84815sec preferred_lft 84815sec inet6 fe80::f816:3eff:feef:36fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:ea:e8:00:a4:74 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-1449) 10/23/25 _x86_64_ (4 CPU) 12:55:22 LINUX RESTART (4 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:13 8.14 0.63 6.83 0.69 472.36 1123.70 11584.31 13:20:14 28.80 0.53 16.13 12.14 19.42 2480.27 248852.88 Average: 18.36 0.58 11.43 6.35 248.29 1794.81 128963.37 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:13 10609180 13778544 2183940 13.34 113944 3221316 2776472 15.94 693712 4734932 26324 13:20:14 10033544 13631552 2326556 14.21 135024 3602336 2505848 14.38 874360 5065408 11036 Average: 10321362 13705048 2255248 13.77 124484 3411826 2641160 15.16 784036 4900170 18680 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:13 lo 0.65 0.65 0.37 0.37 0.00 0.00 0.00 0.00 13:10:13 ens3 19.37 12.19 199.93 2.54 0.00 0.00 0.00 0.00 13:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:14 lo 526.41 526.41 501.41 501.41 0.00 0.00 0.00 0.00 13:20:14 ens3 34.23 24.23 403.95 3.48 0.00 0.00 0.00 0.00 13:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 260.75 260.75 248.24 248.24 0.00 0.00 0.00 0.00 Average: ens3 26.72 18.15 300.86 3.00 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-1449) 10/23/25 _x86_64_ (4 CPU) 12:55:22 LINUX RESTART (4 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:13 all 48.99 0.00 0.86 0.68 0.09 49.39 13:10:13 0 43.16 0.00 0.84 0.21 0.09 55.70 13:10:13 1 42.87 0.00 0.93 1.88 0.09 54.24 13:10:13 2 42.24 0.00 0.81 0.44 0.09 56.42 13:10:13 3 67.69 0.00 0.84 0.18 0.10 31.19 13:20:14 all 56.39 0.00 1.28 0.14 0.10 42.09 13:20:14 0 58.04 0.00 1.15 0.20 0.11 40.51 13:20:14 1 48.46 0.00 1.35 0.06 0.10 50.03 13:20:14 2 67.93 0.00 1.18 0.07 0.11 30.72 13:20:14 3 51.15 0.00 1.44 0.22 0.09 47.10 Average: all 52.65 0.00 1.06 0.41 0.09 45.78 Average: 0 50.52 0.00 0.99 0.20 0.10 48.18 Average: 1 45.63 0.00 1.14 0.98 0.09 52.16 Average: 2 54.94 0.00 1.00 0.25 0.10 43.71 Average: 3 59.51 0.00 1.14 0.20 0.09 39.06