---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3346 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: 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 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 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 608 10461 4 4919 15038 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:22:38:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84806sec preferred_lft 84806sec inet6 fe80::f816:3eff:fe22:3888/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:7b:eb:fe:ce:0a 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-3346) 10/29/25 _x86_64_ (4 CPU) 16:25:51 LINUX RESTART (4 CPU) 16:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:00 17.91 0.70 6.06 11.15 545.23 1264.26 260804.18 16:50:00 13.62 0.53 12.06 1.03 19.47 2017.97 5706.79 Average: 15.77 0.62 9.06 6.09 282.35 1641.11 133256.55 16:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:00 7758516 10872752 5090436 31.09 111564 3171340 5175336 29.71 667516 7596584 584 16:50:00 9580740 13232240 2727084 16.66 132292 3655928 2951296 16.94 854024 5571352 112956 Average: 8669628 12052496 3908760 23.87 121928 3413634 4063316 23.32 760770 6583968 56770 16:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:00 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 16:40:00 ens3 18.82 14.35 163.10 2.79 0.00 0.00 0.00 0.00 16:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:00 lo 373.90 373.90 355.81 355.81 0.00 0.00 0.00 0.00 16:50:00 ens3 37.98 27.55 405.57 3.84 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 187.25 187.25 178.09 178.09 0.00 0.00 0.00 0.00 Average: ens3 28.40 20.95 284.33 3.31 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-3346) 10/29/25 _x86_64_ (4 CPU) 16:25:51 LINUX RESTART (4 CPU) 16:30:00 CPU %user %nice %system %iowait %steal %idle 16:40:00 all 48.05 0.00 0.83 0.24 0.09 50.79 16:40:00 0 55.68 0.00 0.86 0.27 0.10 43.09 16:40:00 1 46.97 0.00 0.78 0.08 0.09 52.09 16:40:00 2 43.85 0.00 0.83 0.37 0.09 54.87 16:40:00 3 45.70 0.00 0.87 0.23 0.09 53.10 16:50:00 all 51.22 0.00 1.20 0.12 0.09 47.37 16:50:00 0 41.02 0.00 1.16 0.13 0.08 57.60 16:50:00 1 64.25 0.00 1.11 0.12 0.10 34.41 16:50:00 2 57.87 0.00 1.23 0.09 0.09 40.72 16:50:00 3 41.77 0.00 1.29 0.13 0.09 56.71 Average: all 49.64 0.00 1.02 0.18 0.09 49.08 Average: 0 48.34 0.00 1.01 0.20 0.09 50.35 Average: 1 55.60 0.00 0.95 0.10 0.09 43.26 Average: 2 50.86 0.00 1.03 0.23 0.09 47.80 Average: 3 43.74 0.00 1.08 0.18 0.09 54.91