---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8211 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 66G 16% / 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 653 8590 4 6745 14993 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:e5:26:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84365sec preferred_lft 84365sec inet6 fe80::f816:3eff:fee5:26a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:2a:59:e5:74:7d 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-8211) 04/26/26 _x86_64_ (4 CPU) 05:23:12 LINUX RESTART (4 CPU) 05:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 24.35 0.05 21.57 2.73 5.49 2263.12 6592.44 05:50:01 39.74 0.03 23.38 16.33 0.49 4043.31 242307.26 Average: 32.05 0.04 22.47 9.53 2.99 3153.79 124525.53 05:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9172240 13229308 2724732 16.64 153376 3996348 2805472 16.10 917552 5847408 12560 05:50:01 5660100 10697552 5252588 32.08 167372 4919764 5143904 29.53 1195668 9033456 24 Average: 7416170 11963430 3988660 24.36 160374 4458056 3974688 22.81 1056610 7440432 6292 05:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1358.99 1358.99 1288.27 1288.27 0.00 0.00 0.00 0.00 05:40:01 ens3 41.60 32.19 22.61 11.22 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 05:50:01 lo 1003.18 1003.18 2977.07 2977.07 0.00 0.00 0.00 0.00 05:50:01 ens3 36.09 29.56 37.90 10.65 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1180.97 1180.97 2133.21 2133.21 0.00 0.00 0.00 0.00 Average: ens3 38.84 30.87 30.26 10.94 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-8211) 04/26/26 _x86_64_ (4 CPU) 05:23:12 LINUX RESTART (4 CPU) 05:30:02 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 64.85 0.00 2.25 0.05 0.09 32.76 05:40:01 0 64.60 0.00 2.08 0.04 0.09 33.19 05:40:01 1 64.96 0.00 2.39 0.07 0.09 32.49 05:40:01 2 63.81 0.00 2.42 0.05 0.09 33.63 05:40:01 3 66.03 0.00 2.10 0.03 0.09 31.74 05:50:01 all 54.35 0.00 2.16 0.12 0.09 43.29 05:50:01 0 53.13 0.00 2.06 0.10 0.10 44.62 05:50:01 1 53.49 0.00 2.41 0.15 0.09 43.86 05:50:01 2 56.73 0.00 2.12 0.07 0.09 41.00 05:50:01 3 54.03 0.00 2.03 0.17 0.09 43.68 Average: all 59.60 0.00 2.20 0.08 0.09 38.03 Average: 0 58.86 0.00 2.07 0.07 0.09 38.91 Average: 1 59.22 0.00 2.40 0.11 0.09 38.18 Average: 2 60.27 0.00 2.27 0.06 0.09 37.31 Average: 3 60.03 0.00 2.07 0.10 0.09 37.72