---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5098 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 9.1G 69G 12% / 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 600 11922 4 3466 15046 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:64:01:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85163sec preferred_lft 85163sec inet6 fe80::f816:3eff:fe64:1ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:c2:b6:53:a8:22 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-5098) 11/03/25 _x86_64_ (4 CPU) 17:09:39 LINUX RESTART (4 CPU) 17:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:22 49.76 10.16 38.10 1.50 1576.22 8599.46 27915.79 17:30:02 4.20 0.11 3.35 0.75 11.98 121.94 1713.05 Average: 27.77 5.31 21.32 1.13 821.17 4507.42 15267.90 17:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:22 10323788 13509288 2452396 14.98 110496 3224848 2715976 15.59 722364 4930304 40 17:30:02 12260388 15453900 508248 3.10 113188 3230128 1030344 5.91 731284 3014968 27352 Average: 11292088 14481594 1480322 9.04 111842 3227488 1873160 10.75 726824 3972636 13696 17:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:22 lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 17:20:22 ens3 98.85 71.86 811.03 13.99 0.00 0.00 0.00 0.00 17:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:02 lo 0.21 0.21 0.03 0.03 0.00 0.00 0.00 0.00 17:30:02 ens3 2.32 1.96 1.63 1.36 0.00 0.00 0.00 0.00 17:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 52.26 38.12 420.33 7.89 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-5098) 11/03/25 _x86_64_ (4 CPU) 17:09:39 LINUX RESTART (4 CPU) 17:10:00 CPU %user %nice %system %iowait %steal %idle 17:20:22 all 18.06 0.00 1.08 1.28 0.07 79.51 17:20:22 0 15.27 0.00 1.09 1.63 0.07 81.95 17:20:22 1 18.06 0.00 1.19 2.02 0.07 78.66 17:20:22 2 20.80 0.00 1.01 0.76 0.08 77.36 17:20:22 3 18.13 0.00 1.02 0.71 0.06 80.08 17:30:02 all 1.78 0.00 0.25 0.04 0.04 97.89 17:30:02 0 1.26 0.00 0.23 0.09 0.03 98.38 17:30:02 1 2.74 0.00 0.29 0.02 0.05 96.90 17:30:02 2 1.17 0.00 0.29 0.02 0.06 98.46 17:30:02 3 1.93 0.00 0.20 0.02 0.03 97.82 Average: all 10.19 0.00 0.68 0.68 0.06 88.39 Average: 0 8.50 0.00 0.67 0.89 0.05 89.88 Average: 1 10.65 0.00 0.75 1.05 0.06 87.48 Average: 2 11.31 0.00 0.66 0.40 0.07 87.56 Average: 3 10.31 0.00 0.62 0.38 0.05 88.64