---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11667 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 648 10099 4 5241 14998 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:81:37:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84654sec preferred_lft 84654sec inet6 fe80::f816:3eff:fe81:3770/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:78:11:0c:b7:8c 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11667) 12/08/25 _x86_64_ (4 CPU) 18:13:48 LINUX RESTART (4 CPU) 18:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:07 42.99 0.03 36.67 6.29 0.65 1529.35 128067.96 18:40:07 30.79 0.19 26.56 4.03 5.68 5597.87 24408.37 Average: 36.89 0.11 31.62 5.16 3.17 3563.61 76238.17 18:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:07 9683308 13044124 2916064 17.81 148676 3351856 3103688 17.82 787440 5522068 188 18:40:07 8201032 13037944 2914116 17.80 174900 4728660 2927200 16.80 1330312 6374680 3748 Average: 8942170 13041034 2915090 17.80 161788 4040258 3015444 17.31 1058876 5948374 1968 18:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:07 lo 45.42 45.42 10.72 10.72 0.00 0.00 0.00 0.00 18:30:07 ens3 9.22 7.59 9.26 2.44 0.00 0.00 0.00 0.00 18:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:07 lo 1764.80 1764.80 1673.17 1673.17 0.00 0.00 0.00 0.00 18:40:07 ens3 47.12 36.20 453.19 8.05 0.00 0.00 0.00 0.00 18:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 905.11 905.11 841.95 841.95 0.00 0.00 0.00 0.00 Average: ens3 28.17 21.89 231.23 5.25 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11667) 12/08/25 _x86_64_ (4 CPU) 18:13:48 LINUX RESTART (4 CPU) 18:20:07 CPU %user %nice %system %iowait %steal %idle 18:30:07 all 22.69 0.00 1.07 0.33 0.11 75.79 18:30:07 0 22.76 0.00 1.04 0.20 0.11 75.90 18:30:07 1 22.21 0.00 1.09 0.32 0.12 76.28 18:30:07 2 22.63 0.00 1.05 0.76 0.12 75.45 18:30:07 3 23.17 0.00 1.10 0.05 0.12 75.56 18:40:07 all 43.46 0.00 2.19 0.17 0.11 54.07 18:40:07 0 43.89 0.00 2.01 0.11 0.11 53.88 18:40:07 1 44.83 0.00 2.48 0.24 0.12 52.34 18:40:07 2 43.00 0.00 2.21 0.20 0.11 54.48 18:40:07 3 42.10 0.00 2.05 0.14 0.11 55.60 Average: all 33.06 0.00 1.63 0.25 0.11 64.95 Average: 0 33.31 0.00 1.52 0.16 0.11 64.90 Average: 1 33.50 0.00 1.78 0.28 0.12 64.33 Average: 2 32.81 0.00 1.63 0.48 0.11 64.97 Average: 3 32.62 0.00 1.57 0.10 0.11 65.59