---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10590 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 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 750 9365 4 5872 14896 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:99:72:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84614sec preferred_lft 84614sec inet6 fe80::f816:3eff:fe99:72c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:5e:e7:1b:39:cc 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-10590) 11/14/25 _x86_64_ (4 CPU) 18:50:38 LINUX RESTART (4 CPU) 19:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:07 33.75 0.05 29.85 3.85 1.43 3334.37 24129.77 19:20:07 18.03 0.15 15.07 2.80 10.83 5584.60 3365.96 Average: 25.89 0.10 22.46 3.33 6.13 4459.49 13747.87 19:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:07 8039792 12532428 3417840 20.87 183744 4347880 3615212 20.75 1140560 6689704 1616 19:20:07 9630736 15296296 647648 3.96 209720 5427544 1130324 6.49 1221252 4951588 23488 Average: 8835264 13914362 2032744 12.42 196732 4887712 2372768 13.62 1180906 5820646 12552 19:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:07 lo 1674.85 1674.85 1595.87 1595.87 0.00 0.00 0.00 0.00 19:10:07 ens3 52.81 40.19 118.72 12.57 0.00 0.00 0.00 0.00 19:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:07 lo 11.71 11.71 2.72 2.72 0.00 0.00 0.00 0.00 19:20:07 ens3 76.97 71.97 126.70 228.41 0.00 0.00 0.00 0.00 19:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 843.28 843.28 799.29 799.29 0.00 0.00 0.00 0.00 Average: ens3 64.89 56.08 122.71 120.49 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-10590) 11/14/25 _x86_64_ (4 CPU) 18:50:38 LINUX RESTART (4 CPU) 19:00:07 CPU %user %nice %system %iowait %steal %idle 19:10:07 all 60.66 0.00 2.56 0.17 0.08 36.54 19:10:07 0 59.15 0.00 2.60 0.25 0.08 37.92 19:10:07 1 61.58 0.00 2.71 0.11 0.08 35.52 19:10:07 2 61.34 0.00 2.55 0.17 0.08 35.85 19:10:07 3 60.55 0.00 2.36 0.13 0.08 36.87 19:20:07 all 44.71 0.00 1.57 0.20 0.07 53.46 19:20:07 0 35.39 0.00 1.24 0.28 0.07 63.02 19:20:07 1 44.68 0.00 1.20 0.05 0.07 54.00 19:20:07 2 50.32 0.00 1.71 0.19 0.08 47.70 19:20:07 3 48.44 0.00 2.11 0.27 0.07 49.11 Average: all 52.67 0.00 2.06 0.18 0.08 45.01 Average: 0 47.25 0.00 1.92 0.27 0.07 50.49 Average: 1 53.13 0.00 1.95 0.08 0.07 44.77 Average: 2 55.83 0.00 2.13 0.18 0.08 41.78 Average: 3 54.49 0.00 2.24 0.20 0.08 43.00