---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2040 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 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 636 8578 4 6775 15010 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:48:13:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84346sec preferred_lft 84346sec inet6 fe80::f816:3eff:fe48:139c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:85:df:b5:ec:40 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2040) 01/19/26 _x86_64_ (4 CPU) 19:01:27 LINUX RESTART (4 CPU) 19:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:17 27.90 0.05 24.85 2.99 5.16 2341.51 8951.13 19:30:01 24.56 0.02 22.15 2.39 0.47 4227.95 7575.10 Average: 26.27 0.04 23.53 2.70 2.87 3261.76 8279.87 19:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:17 8937496 12984376 2970384 18.14 148984 4007232 3391280 19.47 945312 6087148 90488 19:30:01 5162140 10142364 5808712 35.48 161768 4887348 5676720 32.58 1231100 9505524 29628 Average: 7049818 11563370 4389548 26.81 155376 4447290 4534000 26.03 1088206 7796336 60058 19:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:17 lo 1379.16 1379.16 1307.01 1307.01 0.00 0.00 0.00 0.00 19:20:17 ens3 46.40 34.23 26.17 11.49 0.00 0.00 0.00 0.00 19:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 949.56 949.56 3220.29 3220.29 0.00 0.00 0.00 0.00 19:30:01 ens3 44.04 32.37 30.79 10.88 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1169.59 1169.59 2240.35 2240.35 0.00 0.00 0.00 0.00 Average: ens3 45.25 33.32 28.42 11.19 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2040) 01/19/26 _x86_64_ (4 CPU) 19:01:27 LINUX RESTART (4 CPU) 19:10:03 CPU %user %nice %system %iowait %steal %idle 19:20:17 all 63.73 0.00 2.33 0.13 0.10 33.70 19:20:17 0 61.73 0.00 2.10 0.15 0.10 35.91 19:20:17 1 62.91 0.00 2.53 0.14 0.10 34.32 19:20:17 2 66.20 0.00 2.91 0.14 0.10 30.65 19:20:17 3 64.09 0.00 1.79 0.08 0.10 33.94 19:30:01 all 53.67 0.00 2.01 0.18 0.09 44.05 19:30:01 0 47.77 0.00 2.15 0.07 0.09 49.92 19:30:01 1 51.69 0.00 1.82 0.29 0.08 46.12 19:30:01 2 55.63 0.00 1.99 0.20 0.09 42.09 19:30:01 3 59.60 0.00 2.09 0.16 0.08 38.07 Average: all 58.82 0.00 2.18 0.15 0.09 38.76 Average: 0 54.91 0.00 2.13 0.11 0.09 42.75 Average: 1 57.43 0.00 2.19 0.22 0.09 40.08 Average: 2 61.04 0.00 2.46 0.17 0.10 36.24 Average: 3 61.90 0.00 1.94 0.12 0.09 35.95