---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9888 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 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 697 9644 4 5647 14949 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:93:68:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84830sec preferred_lft 84830sec inet6 fe80::f816:3eff:fe93:68bc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:9f:3a:67:1e:47 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-9888) 11/14/25 _x86_64_ (4 CPU) 00:04:39 LINUX RESTART (4 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 27.92 0.23 24.38 3.31 26.59 2611.00 7396.40 00:30:20 25.34 0.15 21.96 3.23 12.37 6999.30 9461.36 Average: 26.61 0.19 23.15 3.27 19.37 4838.92 8444.76 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 9214620 13225440 2730232 16.68 159272 3936444 3150104 18.08 907472 5805864 160508 00:30:20 9957240 15379788 568464 3.47 196724 5216120 1072972 6.16 1084048 4786320 28724 Average: 9585930 14302614 1649348 10.07 177998 4576282 2111538 12.12 995760 5296092 94616 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 1446.40 1446.40 1377.84 1377.84 0.00 0.00 0.00 0.00 00:20:00 ens3 37.73 32.90 197.79 8.27 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:20 lo 445.04 445.04 422.90 422.90 0.00 0.00 0.00 0.00 00:30:20 ens3 39.20 33.20 104.09 25.46 0.00 0.00 0.00 0.00 00:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 938.02 938.02 893.02 893.02 0.00 0.00 0.00 0.00 Average: ens3 38.48 33.05 150.22 17.00 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-9888) 11/14/25 _x86_64_ (4 CPU) 00:04:39 LINUX RESTART (4 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 62.15 0.00 2.42 0.15 0.10 35.19 00:20:00 0 62.55 0.00 2.30 0.17 0.10 34.89 00:20:00 1 61.79 0.00 2.45 0.09 0.10 35.58 00:20:00 2 61.70 0.00 2.55 0.19 0.10 35.47 00:20:00 3 62.56 0.00 2.37 0.15 0.10 34.82 00:30:20 all 58.60 0.00 2.06 0.23 0.09 39.02 00:30:20 0 57.32 0.00 1.95 0.18 0.09 40.46 00:30:20 1 62.67 0.00 2.28 0.24 0.09 34.72 00:30:20 2 58.91 0.00 2.25 0.40 0.09 38.35 00:30:20 3 55.50 0.00 1.75 0.10 0.09 42.56 Average: all 60.34 0.00 2.23 0.19 0.10 37.14 Average: 0 59.89 0.00 2.12 0.17 0.10 37.72 Average: 1 62.24 0.00 2.36 0.16 0.10 35.14 Average: 2 60.28 0.00 2.40 0.29 0.10 36.93 Average: 3 58.97 0.00 2.05 0.13 0.09 38.76