---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9886 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 705 9580 4 5703 14941 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:5c:80:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84860sec preferred_lft 84860sec inet6 fe80::f816:3eff:fe5c:80c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:98:4b:e6:93:fd 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-9886) 11/14/25 _x86_64_ (4 CPU) 00:04:43 LINUX RESTART (4 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 32.00 0.29 27.97 3.74 28.37 3362.61 15942.18 00:30:01 38.95 12.03 23.51 3.41 145.68 7149.37 85585.81 Average: 35.47 6.16 25.74 3.57 86.97 5254.41 50735.00 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 9441624 13389872 2565184 15.67 161376 3874384 2715272 15.59 927192 5547652 99132 00:30:01 9838952 15318516 628984 3.84 198560 5257604 1153356 6.62 1125812 4852132 28284 Average: 9640288 14354194 1597084 9.75 179968 4565994 1934314 11.10 1026502 5199892 63708 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1641.16 1641.16 1564.22 1564.22 0.00 0.00 0.00 0.00 00:20:01 ens3 37.33 32.42 197.63 8.18 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 428.40 428.40 407.21 407.21 0.00 0.00 0.00 0.00 00:30:01 ens3 43.53 35.12 108.49 26.86 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1035.28 1035.28 986.20 986.20 0.00 0.00 0.00 0.00 Average: ens3 40.43 33.77 153.10 17.51 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-9886) 11/14/25 _x86_64_ (4 CPU) 00:04:43 LINUX RESTART (4 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 63.41 0.00 2.40 0.24 0.09 33.86 00:20:01 0 61.10 0.00 2.35 0.20 0.10 36.26 00:20:01 1 64.68 0.00 1.95 0.18 0.09 33.10 00:20:01 2 66.59 0.00 2.98 0.30 0.09 30.03 00:20:01 3 61.26 0.00 2.34 0.26 0.10 36.05 00:30:01 all 57.78 0.06 2.01 0.26 0.09 39.80 00:30:01 0 59.94 0.00 1.77 0.07 0.09 38.13 00:30:01 1 58.12 0.12 2.38 0.23 0.08 39.06 00:30:01 2 52.90 0.07 1.63 0.32 0.09 45.00 00:30:01 3 60.15 0.06 2.28 0.43 0.09 36.99 Average: all 60.59 0.03 2.21 0.25 0.09 36.83 Average: 0 60.52 0.00 2.06 0.14 0.09 37.20 Average: 1 61.40 0.06 2.17 0.21 0.09 36.08 Average: 2 59.74 0.04 2.30 0.31 0.09 37.52 Average: 3 60.70 0.03 2.31 0.34 0.09 36.52