---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13175 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 644 10247 4 5096 15001 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:93:91:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84879sec preferred_lft 84879sec inet6 fe80::f816:3eff:fe93:9198/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:a4:63:4c:49:c5 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-13175) 11/24/25 _x86_64_ (4 CPU) 14:48:11 LINUX RESTART (4 CPU) 14:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:02 13.90 2.62 10.45 0.83 786.18 3433.97 16638.45 15:10:02 8.25 0.52 7.23 0.50 19.24 1558.58 1095.84 Average: 11.08 1.57 8.84 0.66 403.24 2497.57 8877.89 14:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:02 8298108 11585772 4375892 26.73 113564 3340676 4494016 25.80 752524 6972036 476 15:10:02 8876416 12689388 3268648 19.96 131212 3817008 3638664 20.89 889528 6221348 114268 Average: 8587262 12137580 3822270 23.34 122388 3578842 4066340 23.34 821026 6596692 57372 14:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:02 lo 0.70 0.70 0.39 0.39 0.00 0.00 0.00 0.00 15:00:02 ens3 61.21 46.10 747.27 5.91 0.00 0.00 0.00 0.00 15:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:02 lo 182.40 182.40 173.44 173.44 0.00 0.00 0.00 0.00 15:10:02 ens3 34.06 24.53 405.12 3.21 0.00 0.00 0.00 0.00 15:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 91.42 91.42 86.80 86.80 0.00 0.00 0.00 0.00 Average: ens3 47.65 35.33 576.43 4.57 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-13175) 11/24/25 _x86_64_ (4 CPU) 14:48:11 LINUX RESTART (4 CPU) 14:50:01 CPU %user %nice %system %iowait %steal %idle 15:00:02 all 53.46 0.00 1.14 0.08 0.09 45.23 15:00:02 0 42.96 0.00 1.12 0.05 0.09 55.79 15:00:02 1 54.90 0.00 1.10 0.12 0.09 43.79 15:00:02 2 54.26 0.00 1.28 0.07 0.08 44.30 15:00:02 3 61.70 0.00 1.07 0.09 0.09 37.06 15:10:02 all 47.56 0.00 0.83 0.03 0.08 51.49 15:10:02 0 48.17 0.00 0.83 0.05 0.09 50.87 15:10:02 1 35.67 0.00 0.83 0.01 0.08 63.41 15:10:02 2 37.21 0.00 0.76 0.06 0.08 61.89 15:10:02 3 69.21 0.00 0.93 0.02 0.08 29.77 Average: all 50.51 0.00 0.99 0.06 0.08 48.36 Average: 0 45.57 0.00 0.97 0.05 0.09 53.33 Average: 1 45.30 0.00 0.97 0.07 0.08 53.59 Average: 2 45.74 0.00 1.02 0.06 0.08 53.09 Average: 3 65.45 0.00 1.00 0.05 0.08 33.42