---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12531 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 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 599 10791 4 4599 15047 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:87:71:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84861sec preferred_lft 84861sec inet6 fe80::f816:3eff:fe87:717d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:32:dc:bd:26:07 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-12531) 12/11/25 _x86_64_ (4 CPU) 08:05:55 LINUX RESTART (4 CPU) 08:10:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:15 3.60 0.11 3.31 0.18 8.67 504.55 48.14 08:30:01 18.93 0.55 16.84 1.54 19.89 2494.52 14508.74 Average: 11.27 0.33 10.07 0.86 14.28 1500.04 7282.08 08:10:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:15 10982772 13797860 2166876 13.23 108708 2877748 2769492 15.90 482404 4581984 25924 08:30:01 10409320 13649432 2311452 14.12 129492 3255488 2511120 14.41 657976 4931372 11164 Average: 10696046 13723646 2239164 13.68 119100 3066618 2640306 15.16 570190 4756678 18544 08:10:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:15 lo 0.64 0.64 0.39 0.39 0.00 0.00 0.00 0.00 08:20:15 ens3 9.39 8.12 39.45 2.31 0.00 0.00 0.00 0.00 08:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 499.73 499.73 474.94 474.94 0.00 0.00 0.00 0.00 08:30:01 ens3 35.92 28.15 414.25 3.92 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 250.31 250.31 237.78 237.78 0.00 0.00 0.00 0.00 Average: ens3 22.66 18.14 226.94 3.12 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-12531) 12/11/25 _x86_64_ (4 CPU) 08:05:55 LINUX RESTART (4 CPU) 08:10:30 CPU %user %nice %system %iowait %steal %idle 08:20:15 all 47.82 0.00 0.69 0.02 0.08 51.39 08:20:15 0 53.34 0.00 0.90 0.04 0.09 45.64 08:20:15 1 58.28 0.00 0.80 0.03 0.08 40.81 08:20:15 2 39.24 0.00 0.60 0.02 0.07 60.07 08:20:15 3 40.45 0.00 0.45 0.01 0.07 59.02 08:30:01 all 52.83 0.00 1.32 0.22 0.09 45.54 08:30:01 0 58.31 0.00 1.26 0.15 0.09 40.19 08:30:01 1 44.47 0.00 1.31 0.16 0.08 53.98 08:30:01 2 41.26 0.00 1.42 0.42 0.09 56.81 08:30:01 3 67.28 0.00 1.29 0.16 0.10 31.16 Average: all 50.32 0.00 1.00 0.12 0.08 48.47 Average: 0 55.82 0.00 1.08 0.09 0.09 42.92 Average: 1 51.37 0.00 1.05 0.10 0.08 47.39 Average: 2 40.24 0.00 1.01 0.22 0.08 58.45 Average: 3 53.86 0.00 0.87 0.08 0.09 45.10