---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9954 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 12G 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 680 9444 4 5864 14966 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:31:d7:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84585sec preferred_lft 84585sec inet6 fe80::f816:3eff:fe31:d76b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:7e:0f:55:1e:fe 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-9954) 04/30/26 _x86_64_ (4 CPU) 15:13:42 LINUX RESTART (4 CPU) 15:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:12 11.54 0.03 9.74 1.77 0.64 750.77 42451.50 15:40:00 35.27 0.19 30.84 4.24 5.92 8035.36 28420.21 Average: 23.30 0.11 20.20 3.00 3.26 4361.30 35497.03 15:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:12 9505896 12941588 3017352 18.43 129080 3429444 3240300 18.60 675264 5802576 60 15:40:00 6498844 12327236 3620100 22.11 167408 5667372 3869976 22.21 1567604 7792924 312512 Average: 8002370 12634412 3318726 20.27 148244 4548408 3555138 20.41 1121434 6797750 156286 15:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:12 lo 54.25 54.25 13.34 13.34 0.00 0.00 0.00 0.00 15:30:12 ens3 11.36 8.14 8.73 2.37 0.00 0.00 0.00 0.00 15:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:00 lo 2099.43 2099.43 2006.59 2006.59 0.00 0.00 0.00 0.00 15:40:00 ens3 84.99 61.37 477.16 15.13 0.00 0.00 0.00 0.00 15:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1067.92 1067.92 1001.28 1001.28 0.00 0.00 0.00 0.00 Average: ens3 47.86 34.53 240.90 8.70 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-9954) 04/30/26 _x86_64_ (4 CPU) 15:13:42 LINUX RESTART (4 CPU) 15:20:13 CPU %user %nice %system %iowait %steal %idle 15:30:12 all 18.87 0.00 0.84 0.05 0.09 80.14 15:30:12 0 18.45 0.00 0.82 0.03 0.09 80.61 15:30:12 1 18.62 0.00 0.81 0.11 0.09 80.36 15:30:12 2 19.36 0.00 0.94 0.06 0.09 79.55 15:30:12 3 19.06 0.00 0.80 0.02 0.09 80.03 15:40:00 all 52.18 0.00 2.58 0.60 0.11 44.52 15:40:00 0 51.22 0.00 2.72 0.24 0.11 45.71 15:40:00 1 52.14 0.00 2.85 1.21 0.11 43.70 15:40:00 2 53.23 0.00 2.33 0.37 0.11 43.96 15:40:00 3 52.13 0.00 2.44 0.60 0.11 44.72 Average: all 35.37 0.00 1.70 0.33 0.10 62.50 Average: 0 34.68 0.00 1.76 0.13 0.10 63.34 Average: 1 35.22 0.00 1.82 0.65 0.10 62.20 Average: 2 36.12 0.00 1.62 0.21 0.10 61.94 Average: 3 35.44 0.00 1.61 0.31 0.10 62.54