---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13283 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 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 691 10228 4 5069 14955 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:d3:99:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84649sec preferred_lft 84649sec inet6 fe80::f816:3eff:fed3:9928/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:d8:6e:9f:2a:ae 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-13283) 11/24/25 _x86_64_ (4 CPU) 22:18:27 LINUX RESTART (4 CPU) 22:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:17 15.77 2.93 11.61 1.24 799.31 3781.86 12973.20 22:40:21 32.11 0.83 17.56 13.72 27.49 3508.69 241370.16 Average: 23.94 1.88 14.58 7.47 413.62 3645.35 127105.49 22:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:17 10590760 13988368 1972128 12.04 122440 3421504 2618596 15.03 780684 4638188 28380 22:40:21 8535960 13000132 2951492 18.03 165796 4356704 3169412 18.19 1043856 6336776 110680 Average: 9563360 13494250 2461810 15.04 144118 3889104 2894004 16.61 912270 5487482 69530 22:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:17 lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 22:30:17 ens3 79.28 60.09 710.89 12.64 0.00 0.00 0.00 0.00 22:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:21 lo 1117.24 1117.24 1064.07 1064.07 0.00 0.00 0.00 0.00 22:40:21 ens3 85.20 63.43 352.53 19.39 0.00 0.00 0.00 0.00 22:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 558.72 558.72 531.77 531.77 0.00 0.00 0.00 0.00 Average: ens3 82.24 61.75 531.81 16.01 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-13283) 11/24/25 _x86_64_ (4 CPU) 22:18:27 LINUX RESTART (4 CPU) 22:20:13 CPU %user %nice %system %iowait %steal %idle 22:30:17 all 37.42 0.00 1.45 0.16 0.06 60.91 22:30:17 0 37.73 0.00 1.29 0.16 0.06 60.77 22:30:17 1 36.68 0.00 1.60 0.28 0.06 61.38 22:30:17 2 37.63 0.00 1.40 0.08 0.06 60.82 22:30:17 3 37.65 0.00 1.51 0.11 0.07 60.66 22:40:21 all 70.73 0.00 2.66 0.06 0.11 26.44 22:40:21 0 72.59 0.00 2.92 0.05 0.11 24.34 22:40:21 1 70.44 0.00 2.58 0.06 0.11 26.81 22:40:21 2 69.70 0.00 2.46 0.08 0.11 27.65 22:40:21 3 70.20 0.00 2.70 0.04 0.11 26.95 Average: all 54.04 0.00 2.06 0.11 0.09 43.71 Average: 0 55.13 0.00 2.10 0.10 0.08 42.58 Average: 1 53.54 0.00 2.09 0.17 0.08 44.11 Average: 2 53.63 0.00 1.93 0.08 0.09 44.27 Average: 3 53.87 0.00 2.10 0.08 0.09 43.86