---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1812 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 649 8788 4 6551 14997 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:3d:23:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84281sec preferred_lft 84281sec inet6 fe80::f816:3eff:fe3d:23a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:12:59:3b:19:ea 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-1812) 11/28/25 _x86_64_ (4 CPU) 05:21:25 LINUX RESTART (4 CPU) 05:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:14 21.98 0.07 19.23 2.68 7.20 2203.31 8685.82 05:50:01 28.68 0.03 25.74 2.91 0.50 4507.05 8450.04 Average: 25.29 0.05 22.45 2.79 3.89 3342.49 8569.23 05:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:14 8978788 12874460 3081300 18.82 147780 3845112 3212004 18.44 882896 6101360 165748 05:50:01 6506780 11308888 4642868 28.36 163312 4696332 4617236 26.50 1173504 8225352 376 Average: 7742784 12091674 3862084 23.59 155546 4270722 3914620 22.47 1028200 7163356 83062 05:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:14 lo 1358.64 1358.64 1288.00 1288.00 0.00 0.00 0.00 0.00 05:40:14 ens3 35.18 30.95 27.40 11.94 0.00 0.00 0.00 0.00 05:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1130.00 1130.00 1119.84 1119.84 0.00 0.00 0.00 0.00 05:50:01 ens3 46.36 36.43 42.31 12.67 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1245.58 1245.58 1204.85 1204.85 0.00 0.00 0.00 0.00 Average: ens3 40.71 33.66 34.78 12.30 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-1812) 11/28/25 _x86_64_ (4 CPU) 05:21:25 LINUX RESTART (4 CPU) 05:30:14 CPU %user %nice %system %iowait %steal %idle 05:40:14 all 67.28 0.00 2.23 0.06 0.09 30.34 05:40:14 0 66.51 0.00 1.97 0.09 0.09 31.33 05:40:14 1 66.97 0.00 2.39 0.06 0.09 30.49 05:40:14 2 68.39 0.00 2.61 0.06 0.09 28.85 05:40:14 3 67.24 0.00 1.94 0.05 0.09 30.69 05:50:01 all 55.66 0.00 2.24 0.16 0.09 41.85 05:50:01 0 55.72 0.00 2.23 0.24 0.09 41.72 05:50:01 1 55.65 0.00 2.32 0.22 0.09 41.72 05:50:01 2 57.11 0.00 2.13 0.10 0.09 40.56 05:50:01 3 54.14 0.00 2.28 0.07 0.09 43.42 Average: all 61.54 0.00 2.23 0.11 0.09 36.03 Average: 0 61.18 0.00 2.10 0.17 0.09 36.46 Average: 1 61.39 0.00 2.36 0.14 0.09 36.03 Average: 2 62.82 0.00 2.37 0.08 0.09 34.64 Average: 3 60.77 0.00 2.11 0.06 0.09 36.98