---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8364 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 12G 66G 16% / 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 639 8808 4 6541 15007 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:56:50:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84780sec preferred_lft 84780sec inet6 fe80::f816:3eff:fe56:5080/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:91:6c:76:1e:c7 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-8364) 11/13/25 _x86_64_ (4 CPU) 00:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:11 27.42 0.71 23.30 3.41 489.96 3231.02 25304.70 00:20:12 30.32 0.04 27.19 3.10 0.60 4573.94 12947.74 Average: 28.87 0.38 25.24 3.26 245.28 3902.47 19126.38 00:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:11 9236620 12947720 3009356 18.38 139876 3693520 3410532 19.58 889316 5859132 22080 00:20:12 6962588 11717784 4234876 25.86 156288 4675964 4337268 24.90 1178056 7795844 1280 Average: 8099604 12332752 3622116 22.12 148082 4184742 3873900 22.24 1033686 6827488 11680 00:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:11 lo 1352.42 1352.42 1281.83 1281.83 0.00 0.00 0.00 0.00 00:10:11 ens3 40.16 32.25 218.91 8.77 0.00 0.00 0.00 0.00 00:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:12 lo 1230.28 1230.28 1168.37 1168.37 0.00 0.00 0.00 0.00 00:20:12 ens3 26.72 22.27 36.11 7.70 0.00 0.00 0.00 0.00 00:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1291.35 1291.35 1225.10 1225.10 0.00 0.00 0.00 0.00 Average: ens3 33.44 27.26 127.51 8.24 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-8364) 11/13/25 _x86_64_ (4 CPU) 00:00:11 CPU %user %nice %system %iowait %steal %idle 00:10:11 all 67.22 0.00 2.54 0.09 0.09 30.07 00:10:11 0 67.16 0.00 2.34 0.10 0.09 30.31 00:10:11 1 66.49 0.00 2.71 0.06 0.09 30.66 00:10:11 2 66.52 0.00 2.54 0.07 0.09 30.78 00:10:11 3 68.70 0.00 2.56 0.10 0.09 28.55 00:20:12 all 56.45 0.00 2.27 0.10 0.09 41.08 00:20:12 0 56.37 0.00 2.25 0.07 0.09 41.23 00:20:12 1 56.17 0.00 2.19 0.06 0.09 41.50 00:20:12 2 55.01 0.00 2.28 0.19 0.09 42.43 00:20:12 3 58.27 0.00 2.35 0.10 0.09 39.18 Average: all 61.83 0.00 2.40 0.09 0.09 35.58 Average: 0 61.76 0.00 2.29 0.08 0.09 35.77 Average: 1 61.33 0.00 2.45 0.06 0.09 36.08 Average: 2 60.76 0.00 2.41 0.13 0.09 36.61 Average: 3 63.49 0.00 2.46 0.10 0.09 33.86