---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9228 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: 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 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 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 737 9573 4 5679 14909 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:49:97:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84629sec preferred_lft 84629sec inet6 fe80::f816:3eff:fe49:9786/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:1c:7a:4f:cc:ea 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-9228) 12/05/25 _x86_64_ (4 CPU) 13:25:01 LINUX RESTART (4 CPU) 13:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:11 35.63 0.99 29.34 5.29 615.73 4390.16 20501.08 13:50:11 47.44 0.00 38.64 8.80 0.00 2911.53 12181.57 Average: 41.49 0.50 33.96 7.03 310.28 3656.64 16373.90 13:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:11 9349848 13452604 2500952 15.27 169716 4019620 3024564 17.36 887648 5709692 84968 13:50:11 8591372 13191944 2756968 16.84 207860 4430144 3004308 17.24 1014452 6288196 126404 Average: 8970610 13322274 2628960 16.06 188788 4224882 3014436 17.30 951050 5998944 105686 13:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:11 lo 2147.21 2147.21 2045.85 2045.85 0.00 0.00 0.00 0.00 13:40:11 ens3 80.61 63.32 563.33 14.89 0.00 0.00 0.00 0.00 13:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:11 lo 4810.36 4810.36 4583.45 4583.45 0.00 0.00 0.00 0.00 13:50:11 ens3 40.12 33.62 12.21 10.88 0.00 0.00 0.00 0.00 13:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3468.36 3468.36 3304.71 3304.71 0.00 0.00 0.00 0.00 Average: ens3 60.52 48.59 289.93 12.90 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-9228) 12/05/25 _x86_64_ (4 CPU) 13:25:01 LINUX RESTART (4 CPU) 13:30:02 CPU %user %nice %system %iowait %steal %idle 13:40:11 all 65.77 0.00 3.16 0.12 0.11 30.84 13:40:11 0 65.43 0.00 3.12 0.11 0.12 31.22 13:40:11 1 67.58 0.00 3.16 0.03 0.12 29.11 13:40:11 2 65.48 0.00 3.32 0.12 0.11 30.96 13:40:11 3 64.58 0.00 3.03 0.21 0.11 32.07 13:50:11 all 62.60 0.00 3.95 0.26 0.11 33.07 13:50:11 0 61.25 0.00 3.44 0.16 0.11 35.03 13:50:11 1 64.04 0.00 4.29 0.39 0.11 31.16 13:50:11 2 62.88 0.00 3.88 0.17 0.11 32.97 13:50:11 3 62.24 0.00 4.20 0.31 0.11 33.14 Average: all 64.20 0.00 3.55 0.19 0.11 31.95 Average: 0 63.36 0.00 3.28 0.14 0.12 33.11 Average: 1 65.83 0.00 3.72 0.21 0.11 30.13 Average: 2 64.19 0.00 3.60 0.14 0.11 31.96 Average: 3 63.42 0.00 3.61 0.26 0.11 32.60