---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34485 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: 5599.86 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 671 10500 4 4817 14975 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:0b:8f:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84663sec preferred_lft 84663sec inet6 fe80::f816:3eff:fe0b:8f3c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:32:b7:5f:35:b1 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-34485) 07/10/26 _x86_64_ (4 CPU) 09:52:04 LINUX RESTART (4 CPU) 10:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 11.58 0.46 9.97 1.15 17.66 2294.08 3083.50 10:20:01 28.62 0.56 23.80 4.26 22.05 3750.37 3048.95 Average: 20.11 0.51 16.89 2.71 19.86 3022.67 3066.21 10:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 9718488 13354728 2602512 15.90 146208 3582368 3043888 17.47 645800 5589496 29604 10:20:01 10841784 15416520 533864 3.26 171484 4434936 1043880 5.99 901488 4122940 3308 Average: 10280136 14385624 1568188 9.58 158846 4008652 2043884 11.73 773644 4856218 16456 10:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 1.48 1.48 0.15 0.15 0.00 0.00 0.00 0.00 10:10:01 ens3 65.32 52.53 102.34 17.54 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 1764.40 1764.40 1669.27 1669.27 0.00 0.00 0.00 0.00 10:20:01 ens3 123.07 109.07 415.39 190.60 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 883.48 883.48 835.22 835.22 0.00 0.00 0.00 0.00 Average: ens3 94.22 80.82 258.96 104.12 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-34485) 07/10/26 _x86_64_ (4 CPU) 09:52:04 LINUX RESTART (4 CPU) 10:00:01 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 72.74 0.00 2.25 0.06 0.10 24.85 10:10:01 0 72.77 0.00 2.41 0.06 0.10 24.67 10:10:01 1 73.06 0.00 2.11 0.03 0.10 24.70 10:10:01 2 72.86 0.00 2.09 0.16 0.11 24.79 10:10:01 3 72.27 0.00 2.38 0.02 0.10 25.23 10:20:01 all 45.71 0.00 2.19 0.06 0.08 51.97 10:20:01 0 45.58 0.00 2.30 0.05 0.08 51.99 10:20:01 1 43.59 0.00 2.12 0.05 0.08 54.16 10:20:01 2 46.76 0.00 1.83 0.06 0.08 51.27 10:20:01 3 46.91 0.00 2.49 0.09 0.08 50.44 Average: all 59.22 0.00 2.22 0.06 0.09 38.41 Average: 0 59.16 0.00 2.35 0.05 0.09 38.34 Average: 1 58.31 0.00 2.12 0.04 0.09 39.44 Average: 2 59.80 0.00 1.96 0.11 0.09 38.03 Average: 3 59.59 0.00 2.44 0.05 0.09 37.83