---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10675 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 12G 67G 15% / 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 666 9470 4 5852 14980 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:9c:04:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84530sec preferred_lft 84530sec inet6 fe80::f816:3eff:fe9c:491/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:92:f4:f9:6f:85 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-10675) 11/15/25 _x86_64_ (4 CPU) 01:06:19 LINUX RESTART (4 CPU) 01:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 21.36 1.15 16.84 3.38 359.54 2945.61 50660.27 01:30:11 23.25 0.17 19.71 3.37 4.42 1845.66 26346.77 Average: 22.32 0.65 18.30 3.37 179.70 2388.56 38347.15 01:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9761708 13179388 2779524 16.98 127040 3418964 3118124 17.90 781660 5449716 388 01:30:11 9157084 12991200 2964020 18.10 149016 3781788 3151412 18.09 926780 5874196 28744 Average: 9459396 13085294 2871772 17.54 138028 3600376 3134768 17.99 854220 5661956 14566 01:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 28.24 28.24 6.51 6.51 0.00 0.00 0.00 0.00 01:20:01 ens3 26.12 19.29 124.11 5.64 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:11 lo 1348.05 1348.05 1257.73 1257.73 0.00 0.00 0.00 0.00 01:30:11 ens3 51.65 37.97 247.59 9.44 0.00 0.00 0.00 0.00 01:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 696.63 696.63 640.17 640.17 0.00 0.00 0.00 0.00 Average: ens3 39.05 28.75 186.64 7.57 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-10675) 11/15/25 _x86_64_ (4 CPU) 01:06:19 LINUX RESTART (4 CPU) 01:10:06 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 32.55 0.00 1.27 0.15 0.09 65.94 01:20:01 0 32.26 0.00 1.28 0.10 0.09 66.27 01:20:01 1 33.06 0.00 1.35 0.33 0.09 65.17 01:20:01 2 31.89 0.00 1.19 0.10 0.09 66.74 01:20:01 3 32.99 0.00 1.28 0.08 0.09 65.57 01:30:11 all 34.28 0.00 1.74 0.07 0.09 63.82 01:30:11 0 34.73 0.00 1.77 0.03 0.09 63.38 01:30:11 1 34.21 0.00 1.81 0.17 0.09 63.72 01:30:11 2 33.90 0.00 1.67 0.04 0.10 64.29 01:30:11 3 34.27 0.00 1.72 0.03 0.09 63.87 Average: all 33.43 0.00 1.51 0.11 0.09 64.86 Average: 0 33.51 0.00 1.53 0.07 0.09 64.80 Average: 1 33.64 0.00 1.58 0.25 0.09 64.44 Average: 2 32.91 0.00 1.43 0.07 0.09 65.50 Average: 3 33.64 0.00 1.50 0.06 0.09 64.71