---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12691 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 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 9706 4 5544 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:0f:12:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84560sec preferred_lft 84560sec inet6 fe80::f816:3eff:fe0f:12cf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:e7:2e:2e:17:df 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-12691) 05/11/26 _x86_64_ (4 CPU) 06:28:41 LINUX RESTART (4 CPU) 06:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:00 27.99 3.57 22.81 1.61 184.71 5768.41 2980.71 06:50:00 33.11 0.07 29.43 3.62 1.52 3223.91 27260.06 Average: 30.56 1.81 26.13 2.61 92.88 4492.82 15152.22 06:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:00 9148168 12929892 3026928 18.49 151560 3720652 3255000 18.68 712108 6096428 182504 06:50:00 8871576 13042436 2910444 17.78 179232 4043064 3122852 17.93 840400 6196908 3188 Average: 9009872 12986164 2968686 18.13 165396 3881858 3188926 18.30 776254 6146668 92846 06:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:00 lo 622.94 622.94 593.45 593.45 0.00 0.00 0.00 0.00 06:40:00 ens3 112.31 88.38 905.46 18.70 0.00 0.00 0.00 0.00 06:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:00 lo 1619.30 1619.30 1543.22 1543.22 0.00 0.00 0.00 0.00 06:50:00 ens3 46.21 36.42 117.97 11.20 0.00 0.00 0.00 0.00 06:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1122.43 1122.43 1069.58 1069.58 0.00 0.00 0.00 0.00 Average: ens3 79.18 62.33 510.68 14.94 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-12691) 05/11/26 _x86_64_ (4 CPU) 06:28:41 LINUX RESTART (4 CPU) 06:30:03 CPU %user %nice %system %iowait %steal %idle 06:40:00 all 52.48 0.00 1.82 0.09 0.08 45.53 06:40:00 0 52.03 0.00 1.75 0.08 0.08 46.07 06:40:00 1 52.36 0.00 1.78 0.05 0.08 45.72 06:40:00 2 53.37 0.00 1.91 0.14 0.08 44.50 06:40:00 3 52.17 0.00 1.85 0.07 0.07 45.84 06:50:00 all 59.06 0.00 2.52 0.06 0.09 38.27 06:50:00 0 57.05 0.00 2.22 0.04 0.09 40.60 06:50:00 1 59.15 0.00 2.62 0.04 0.10 38.09 06:50:00 2 59.03 0.00 2.53 0.12 0.09 38.23 06:50:00 3 61.00 0.00 2.71 0.04 0.09 36.16 Average: all 55.77 0.00 2.17 0.07 0.09 41.90 Average: 0 54.54 0.00 1.99 0.06 0.08 43.33 Average: 1 55.76 0.00 2.20 0.05 0.09 41.90 Average: 2 56.20 0.00 2.22 0.13 0.09 41.36 Average: 3 56.59 0.00 2.28 0.05 0.08 40.99