---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3407 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 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 622 10441 4 4924 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:ee:26:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84860sec preferred_lft 84860sec inet6 fe80::f816:3eff:feee:26d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:97:5e:e9:60:7e 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-3407) 10/29/25 _x86_64_ (4 CPU) 18:06:08 LINUX RESTART (4 CPU) 18:10:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:15 17.98 0.71 6.01 11.26 554.48 1186.51 263518.59 18:30:15 18.88 0.53 16.79 1.56 19.25 2368.12 8844.59 Average: 18.43 0.62 11.45 6.36 284.34 1782.89 134979.76 18:10:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:15 7595216 10713560 5249364 32.06 111372 3175440 5351244 30.72 669200 7759384 280 18:30:15 10092172 13657672 2301316 14.06 132052 3572272 2501584 14.36 849496 5034440 13904 Average: 8843694 12185616 3775340 23.06 121712 3373856 3926414 22.54 759348 6396912 7092 18:10:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:15 lo 0.59 0.59 0.38 0.38 0.00 0.00 0.00 0.00 18:20:15 ens3 15.20 10.64 165.85 2.49 0.00 0.00 0.00 0.00 18:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:15 lo 516.97 516.97 492.25 492.25 0.00 0.00 0.00 0.00 18:30:15 ens3 37.83 27.06 405.17 3.76 0.00 0.00 0.00 0.00 18:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 261.22 261.22 248.64 248.64 0.00 0.00 0.00 0.00 Average: ens3 26.62 18.93 286.64 3.13 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-3407) 10/29/25 _x86_64_ (4 CPU) 18:06:08 LINUX RESTART (4 CPU) 18:10:25 CPU %user %nice %system %iowait %steal %idle 18:20:15 all 45.64 0.00 0.72 0.13 0.08 53.42 18:20:15 0 42.33 0.00 0.87 0.13 0.07 56.60 18:20:15 1 46.11 0.00 0.60 0.03 0.08 53.18 18:20:15 2 42.06 0.00 0.66 0.18 0.08 57.03 18:20:15 3 52.04 0.00 0.77 0.19 0.08 46.91 18:30:15 all 54.66 0.00 1.32 0.13 0.09 43.80 18:30:15 0 48.09 0.00 1.24 0.14 0.09 50.45 18:30:15 1 82.88 0.00 1.65 0.13 0.11 15.24 18:30:15 2 44.82 0.00 1.38 0.15 0.09 53.57 18:30:15 3 42.84 0.00 1.01 0.12 0.08 55.96 Average: all 50.19 0.00 1.02 0.13 0.08 48.57 Average: 0 45.24 0.00 1.05 0.13 0.08 53.49 Average: 1 64.66 0.00 1.13 0.08 0.09 34.04 Average: 2 43.45 0.00 1.02 0.16 0.08 55.28 Average: 3 47.41 0.00 0.89 0.16 0.08 51.47