---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-29191 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: 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 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 700 9463 4 5825 14946 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:45:58:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84687sec preferred_lft 84687sec inet6 fe80::f816:3eff:fe45:5820/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:50:00:ee:a3:67 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-29191) 06/21/26 _x86_64_ (4 CPU) 15:47:11 LINUX RESTART (4 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 26.84 1.35 23.02 2.46 258.06 4633.92 6050.67 16:10:01 31.89 0.05 28.66 3.17 1.60 6130.03 9559.52 Average: 29.36 0.70 25.84 2.82 129.95 5381.26 7803.42 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 9433176 13363428 2591616 15.83 161308 3847756 2854168 16.38 784960 5691552 17560 16:10:01 7560720 12925216 3023248 18.46 191620 5178776 3360428 19.29 1093052 7199060 28748 Average: 8496948 13144322 2807432 17.15 176464 4513266 3107298 17.84 939006 6445306 23154 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 1076.14 1076.14 1025.90 1025.90 0.00 0.00 0.00 0.00 16:00:01 ens3 65.31 51.53 399.64 15.02 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1220.28 1220.28 1162.83 1162.83 0.00 0.00 0.00 0.00 16:10:01 ens3 61.01 45.46 235.08 13.39 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1148.14 1148.14 1094.30 1094.30 0.00 0.00 0.00 0.00 Average: ens3 63.16 48.50 317.44 14.20 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-29191) 06/21/26 _x86_64_ (4 CPU) 15:47:11 LINUX RESTART (4 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 65.25 0.00 2.29 0.07 0.09 32.31 16:00:01 0 64.54 0.00 2.24 0.06 0.09 33.06 16:00:01 1 65.32 0.00 2.44 0.06 0.09 32.10 16:00:01 2 65.99 0.00 2.19 0.06 0.09 31.68 16:00:01 3 65.13 0.00 2.27 0.11 0.09 32.40 16:10:01 all 58.25 0.00 2.33 0.11 0.10 39.21 16:10:01 0 53.24 0.00 2.16 0.10 0.10 44.41 16:10:01 1 60.59 0.00 2.22 0.22 0.10 36.88 16:10:01 2 61.40 0.00 2.52 0.09 0.10 35.90 16:10:01 3 57.77 0.00 2.43 0.06 0.09 39.66 Average: all 61.75 0.00 2.31 0.09 0.09 35.75 Average: 0 58.89 0.00 2.20 0.08 0.10 38.73 Average: 1 62.96 0.00 2.33 0.14 0.09 34.48 Average: 2 63.70 0.00 2.35 0.07 0.09 33.78 Average: 3 61.45 0.00 2.35 0.08 0.09 36.02