---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25355 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 11G 67G 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 723 9918 4 5347 14923 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:e9:ad:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.2/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84820sec preferred_lft 84820sec inet6 fe80::f816:3eff:fee9:ad89/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:92:45:12:21:71 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-25355) 06/06/26 _x86_64_ (4 CPU) 11:08:19 LINUX RESTART (4 CPU) 11:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:07 32.25 3.50 26.67 2.08 176.89 6220.30 14060.88 11:30:07 31.62 0.05 28.44 3.13 1.63 6093.26 24714.58 Average: 31.93 1.77 27.55 2.61 89.35 6156.84 19382.40 11:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:07 9326904 13090332 2866604 17.51 150008 3704484 3131908 17.98 697524 5932516 21252 11:30:07 7574140 12788568 3161196 19.31 183792 5046912 3313740 19.02 1012468 7284056 30276 Average: 8450522 12939450 3013900 18.41 166900 4375698 3222824 18.50 854996 6608286 25764 11:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:07 lo 897.88 897.88 855.23 855.23 0.00 0.00 0.00 0.00 11:20:07 ens3 89.76 68.84 861.64 13.33 0.00 0.00 0.00 0.00 11:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:07 lo 1308.07 1308.07 1246.70 1246.70 0.00 0.00 0.00 0.00 11:30:07 ens3 39.48 34.28 228.84 8.25 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1102.77 1102.77 1050.77 1050.77 0.00 0.00 0.00 0.00 Average: ens3 64.64 51.58 545.56 10.79 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-25355) 06/06/26 _x86_64_ (4 CPU) 11:08:19 LINUX RESTART (4 CPU) 11:10:06 CPU %user %nice %system %iowait %steal %idle 11:20:07 all 66.13 0.00 2.23 0.08 0.10 31.47 11:20:07 0 67.25 0.00 2.25 0.05 0.10 30.35 11:20:07 1 67.35 0.00 2.30 0.07 0.10 30.17 11:20:07 2 65.13 0.00 2.22 0.10 0.10 32.45 11:20:07 3 64.77 0.00 2.13 0.10 0.10 32.89 11:30:07 all 57.09 0.00 2.31 0.12 0.09 40.39 11:30:07 0 52.98 0.00 2.05 0.22 0.09 44.66 11:30:07 1 62.61 0.00 2.62 0.10 0.09 34.58 11:30:07 2 57.90 0.00 2.46 0.09 0.09 39.46 11:30:07 3 54.88 0.00 2.09 0.09 0.09 42.85 Average: all 61.61 0.00 2.27 0.10 0.10 35.92 Average: 0 60.12 0.00 2.15 0.13 0.10 37.50 Average: 1 64.98 0.00 2.46 0.08 0.10 32.37 Average: 2 61.52 0.00 2.34 0.09 0.10 35.95 Average: 3 59.84 0.00 2.11 0.10 0.10 37.86