---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5117 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 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 654 10538 4 4795 14991 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:01:73:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84643sec preferred_lft 84643sec inet6 fe80::f816:3eff:fe01:7355/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:ed:40:30:34:d8 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-5117) 10/19/25 _x86_64_ (4 CPU) 04:04:36 LINUX RESTART (4 CPU) 04:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:20:05 37.94 3.93 32.93 1.07 245.47 4137.12 2047.05 04:30:00 26.90 0.82 12.89 13.19 27.95 2867.32 245611.06 Average: 32.46 2.39 22.99 7.08 137.54 3507.03 122906.11 04:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:20:05 9929064 13239312 2721568 16.62 118376 3346568 3018480 17.33 763248 5323632 24780 04:30:00 8849408 13032448 2921512 17.84 156616 4111360 3160184 18.14 987096 6111560 105604 Average: 9389236 13135880 2821540 17.23 137496 3728964 3089332 17.73 875172 5717596 65192 04:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:20:05 lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 04:20:05 ens3 81.64 61.23 629.89 13.09 0.00 0.00 0.00 0.00 04:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:30:00 lo 1025.20 1025.20 976.20 976.20 0.00 0.00 0.00 0.00 04:30:00 ens3 60.85 45.68 340.95 11.32 0.00 0.00 0.00 0.00 04:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 509.10 509.10 484.44 484.44 0.00 0.00 0.00 0.00 Average: ens3 71.32 53.52 486.51 12.21 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-5117) 10/19/25 _x86_64_ (4 CPU) 04:04:36 LINUX RESTART (4 CPU) 04:10:00 CPU %user %nice %system %iowait %steal %idle 04:20:05 all 34.65 0.00 1.28 0.33 0.05 63.69 04:20:05 0 37.94 0.00 1.46 0.37 0.05 60.17 04:20:05 1 32.80 0.00 1.07 0.43 0.05 65.64 04:20:05 2 32.49 0.00 1.04 0.21 0.05 66.20 04:20:05 3 35.35 0.00 1.56 0.29 0.06 62.74 04:30:00 all 73.12 0.00 2.63 0.11 0.10 24.04 04:30:00 0 74.61 0.00 2.51 0.05 0.10 22.73 04:30:00 1 71.17 0.00 2.64 0.13 0.10 25.97 04:30:00 2 73.25 0.00 2.93 0.13 0.10 23.59 04:30:00 3 73.46 0.00 2.46 0.12 0.10 23.86 Average: all 53.71 0.00 1.95 0.22 0.08 44.04 Average: 0 56.12 0.00 1.98 0.21 0.08 41.61 Average: 1 51.81 0.00 1.85 0.28 0.08 45.98 Average: 2 52.68 0.00 1.98 0.17 0.07 45.10 Average: 3 54.23 0.00 2.00 0.21 0.08 43.48