---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22141 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 644 8826 4 6518 15002 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:63:e8:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84299sec preferred_lft 84299sec inet6 fe80::f816:3eff:fe63:e836/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:29:75:14:93:79 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-22141) 06/01/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 21.62 0.06 18.95 2.60 6.44 2110.97 10527.21 05:50:12 28.89 0.02 26.02 2.85 0.35 4112.72 18146.22 Average: 25.32 0.04 22.55 2.73 3.34 3129.85 14405.26 05:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9253840 13058120 2897920 17.70 146520 3763776 2968048 17.04 740300 5972884 14816 05:50:12 6354208 11126376 4825444 29.47 163076 4671704 4841364 27.79 1005972 8562204 160 Average: 7804024 12092248 3861682 23.59 154798 4217740 3904706 22.41 873136 7267544 7488 05:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1196.49 1196.49 1133.24 1133.24 0.00 0.00 0.00 0.00 05:40:01 ens3 38.28 32.14 23.77 10.71 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 05:50:12 lo 1186.92 1186.92 1124.85 1124.85 0.00 0.00 0.00 0.00 05:50:12 ens3 41.33 30.21 38.15 10.96 0.00 0.00 0.00 0.00 05:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1191.62 1191.62 1128.97 1128.97 0.00 0.00 0.00 0.00 Average: ens3 39.83 31.16 31.09 10.84 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-22141) 06/01/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:11 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 66.53 0.00 2.16 0.04 0.10 31.16 05:40:01 0 64.30 0.00 1.93 0.06 0.10 33.60 05:40:01 1 66.07 0.00 2.03 0.03 0.10 31.77 05:40:01 2 67.29 0.00 2.11 0.03 0.10 30.47 05:40:01 3 68.48 0.00 2.57 0.05 0.10 28.80 05:50:12 all 54.11 0.00 2.21 0.55 0.11 43.03 05:50:12 0 54.97 0.00 2.45 0.18 0.11 42.30 05:50:12 1 53.67 0.00 2.15 0.36 0.11 43.70 05:50:12 2 52.52 0.00 2.27 0.31 0.11 44.80 05:50:12 3 55.27 0.00 1.96 1.34 0.11 41.32 Average: all 60.21 0.00 2.18 0.30 0.10 37.20 Average: 0 59.55 0.00 2.19 0.12 0.10 38.03 Average: 1 59.76 0.00 2.09 0.20 0.11 37.84 Average: 2 59.77 0.00 2.19 0.17 0.10 37.76 Average: 3 61.76 0.00 2.26 0.71 0.10 35.17