---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1563 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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: 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 15% / 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 709 9828 4 5451 14937 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:86:ef:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84568sec preferred_lft 84568sec inet6 fe80::f816:3eff:fe86:efaa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:4f:3f:5f:e1:74 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1563) 11/27/25 _x86_64_ (4 CPU) 06:26:23 LINUX RESTART (4 CPU) 06:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 25.83 2.98 20.49 2.36 366.68 4871.57 6242.81 06:50:11 31.02 0.07 27.53 3.42 1.65 5858.12 14633.90 Average: 28.47 1.50 24.07 2.90 180.95 5373.54 10512.34 06:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9552876 13127640 2829424 17.28 153256 3519960 3073096 17.64 759284 5630956 11600 06:50:11 7687876 12657976 3292768 20.11 185580 4809700 3483408 19.99 1059760 7138800 22932 Average: 8620376 12892808 3061096 18.70 169418 4164830 3278252 18.82 909522 6384878 17266 06:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 838.50 838.50 798.47 798.47 0.00 0.00 0.00 0.00 06:40:01 ens3 102.65 79.23 682.78 18.46 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:11 lo 1249.08 1249.08 1189.41 1189.41 0.00 0.00 0.00 0.00 06:50:11 ens3 60.81 45.77 215.15 14.17 0.00 0.00 0.00 0.00 06:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1047.41 1047.41 997.38 997.38 0.00 0.00 0.00 0.00 Average: ens3 81.36 62.21 444.84 16.28 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1563) 11/27/25 _x86_64_ (4 CPU) 06:26:23 LINUX RESTART (4 CPU) 06:30:11 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 63.60 0.00 2.26 0.09 0.09 33.96 06:40:01 0 62.60 0.00 2.22 0.06 0.09 35.03 06:40:01 1 63.40 0.00 2.02 0.11 0.09 34.38 06:40:01 2 66.15 0.00 2.55 0.11 0.09 31.10 06:40:01 3 62.24 0.00 2.23 0.09 0.09 35.34 06:50:11 all 57.93 0.00 2.31 0.12 0.09 39.55 06:50:11 0 56.86 0.00 2.34 0.07 0.09 40.64 06:50:11 1 61.34 0.00 2.29 0.15 0.09 36.13 06:50:11 2 56.31 0.00 2.18 0.19 0.09 41.24 06:50:11 3 57.22 0.00 2.42 0.09 0.09 40.18 Average: all 60.72 0.00 2.28 0.11 0.09 36.80 Average: 0 59.68 0.00 2.28 0.06 0.09 37.88 Average: 1 62.35 0.00 2.16 0.13 0.09 35.27 Average: 2 61.14 0.00 2.36 0.15 0.09 36.26 Average: 3 59.69 0.00 2.32 0.09 0.09 37.80