---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7114 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 68G 14% / 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 688 10438 4 4861 14957 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:a5:1f:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84502sec preferred_lft 84502sec inet6 fe80::f816:3eff:fea5:1f18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:cc:b3:c0:22:67 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-7114) 04/23/26 _x86_64_ (4 CPU) 14:41:21 LINUX RESTART (4 CPU) 14:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:07 14.03 2.00 11.03 1.00 129.03 3088.36 2249.99 15:10:08 29.40 1.07 24.31 4.02 34.99 4479.08 4070.83 Average: 21.69 1.53 17.65 2.51 82.16 3781.58 3157.61 14:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:07 10549360 13994256 1963840 11.99 140836 3421396 2547828 14.62 616156 4811708 27080 15:10:08 10753980 15372080 577932 3.53 174504 4475032 1096056 6.29 934896 4183416 68 Average: 10651670 14683168 1270886 7.76 157670 3948214 1821942 10.46 775526 4497562 13574 14:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:07 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 15:00:07 ens3 99.27 77.21 591.97 19.65 0.00 0.00 0.00 0.00 15:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:08 lo 1489.71 1489.71 1415.56 1415.56 0.00 0.00 0.00 0.00 15:10:08 ens3 107.35 89.10 436.40 95.18 0.00 0.00 0.00 0.00 15:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 743.22 743.22 705.67 705.67 0.00 0.00 0.00 0.00 Average: ens3 103.30 83.14 514.43 57.30 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-7114) 04/23/26 _x86_64_ (4 CPU) 14:41:21 LINUX RESTART (4 CPU) 14:50:02 CPU %user %nice %system %iowait %steal %idle 15:00:07 all 68.52 0.00 2.15 0.04 0.09 29.20 15:00:07 0 67.26 0.00 1.90 0.03 0.09 30.72 15:00:07 1 67.11 0.00 2.24 0.07 0.10 30.47 15:00:07 2 69.99 0.00 2.34 0.04 0.09 27.54 15:00:07 3 69.73 0.00 2.10 0.02 0.10 28.06 15:10:08 all 58.49 0.00 2.40 0.08 0.09 38.94 15:10:08 0 59.13 0.00 2.75 0.03 0.09 37.99 15:10:08 1 57.70 0.00 2.44 0.14 0.08 39.64 15:10:08 2 60.25 0.00 2.30 0.05 0.09 37.31 15:10:08 3 56.89 0.00 2.11 0.10 0.09 40.82 Average: all 63.52 0.00 2.27 0.06 0.09 34.05 Average: 0 63.21 0.00 2.32 0.03 0.09 34.34 Average: 1 62.42 0.00 2.34 0.11 0.09 35.04 Average: 2 65.13 0.00 2.32 0.05 0.09 32.41 Average: 3 63.33 0.00 2.11 0.06 0.09 34.42