---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-9473 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 16G 62G 21% / 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 624 6419 4 8944 15022 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:71:11:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.172/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85037sec preferred_lft 85037sec inet6 fe80::f816:3eff:fe71:110e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:87:75:67:4b:5b 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 5.15.0-181-generic (prd-ubuntu2204-docker-v1-8c-8g-9473) 07/13/26 _x86_64_ (4 CPU) 05:17:25 LINUX RESTART (4 CPU) 05:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:10 37.49 2.42 33.74 1.33 151.45 14723.41 3677.32 05:40:01 261.92 0.87 233.96 27.09 30.27 14862.52 283696.45 Average: 149.12 1.65 133.33 14.15 91.17 14792.60 142955.17 05:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:10 7550924 13695044 2252424 13.76 199036 5933464 2545556 14.61 1151656 7107548 141224 05:40:01 6570688 15378812 546184 3.34 325844 8254988 1093168 6.27 2087468 6929392 12952 Average: 7060806 14536928 1399304 8.55 262440 7094226 1819362 10.44 1619562 7018470 77088 05:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:10 lo 0.68 0.68 0.15 0.15 0.00 0.00 0.00 0.00 05:30:10 ens3 177.80 141.26 1625.89 30.56 0.00 0.00 0.00 0.00 05:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 17.96 17.96 1.71 1.71 0.00 0.00 0.00 0.00 05:40:01 ens3 117.55 119.12 310.66 676.03 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.27 9.27 0.93 0.93 0.00 0.00 0.00 0.00 Average: ens3 147.84 130.25 971.71 351.61 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 5.15.0-181-generic (prd-ubuntu2204-docker-v1-8c-8g-9473) 07/13/26 _x86_64_ (4 CPU) 05:17:25 LINUX RESTART (4 CPU) 05:20:13 CPU %user %nice %system %iowait %steal %idle 05:30:10 all 36.63 0.00 2.63 0.19 0.07 60.48 05:30:10 0 36.48 0.00 1.95 0.11 0.06 61.40 05:30:10 1 37.90 0.00 3.23 0.18 0.07 58.62 05:30:10 2 36.30 0.00 2.36 0.34 0.08 60.92 05:30:10 3 35.86 0.00 2.96 0.13 0.07 60.98 05:40:01 all 37.29 0.00 3.12 0.25 0.08 59.26 05:40:01 0 33.23 0.00 2.77 0.17 0.08 63.75 05:40:01 1 40.89 0.00 3.24 0.32 0.09 55.47 05:40:01 2 34.77 0.00 2.90 0.23 0.09 62.02 05:40:01 3 40.27 0.00 3.57 0.27 0.08 55.80 Average: all 36.96 0.00 2.87 0.22 0.08 59.87 Average: 0 34.86 0.00 2.36 0.14 0.07 62.57 Average: 1 39.39 0.00 3.23 0.25 0.08 57.05 Average: 2 35.54 0.00 2.63 0.29 0.08 61.47 Average: 3 38.05 0.00 3.27 0.20 0.07 58.40