---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9666 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 611 8768 4 6609 15035 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:6d:bd:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81327sec preferred_lft 81327sec inet6 fe80::f816:3eff:fe6d:bd7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:b5:42:b2:0c:a4 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-9666) 11/14/25 _x86_64_ (4 CPU) 00:00:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 28.94 3.08 22.79 3.07 175.12 3778.52 6610.65 00:20:30 29.63 0.01 26.44 3.18 0.18 2495.90 11667.05 Average: 29.30 1.49 24.68 3.13 84.59 3114.75 9227.40 00:00:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 9693680 13302752 2656252 16.22 138356 3603224 3044416 17.47 852832 5452020 30508 00:20:30 9020752 13075820 2879452 17.59 160732 3991536 2913956 16.73 975904 5944772 23596 Average: 9357216 13189286 2767852 16.90 149544 3797380 2979186 17.10 914368 5698396 27052 00:00:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1542.91 1542.91 1463.21 1463.21 0.00 0.00 0.00 0.00 00:10:09 ens3 99.51 77.05 848.93 15.78 0.00 0.00 0.00 0.00 00:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:30 lo 1332.83 1332.83 1269.01 1269.01 0.00 0.00 0.00 0.00 00:20:30 ens3 29.80 25.69 22.07 8.45 0.00 0.00 0.00 0.00 00:20:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1434.19 1434.19 1362.71 1362.71 0.00 0.00 0.00 0.00 Average: ens3 63.44 50.47 421.02 11.98 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-9666) 11/14/25 _x86_64_ (4 CPU) 00:00:30 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 66.00 0.00 2.56 0.10 0.09 31.25 00:10:09 0 66.96 0.00 2.45 0.12 0.09 30.38 00:10:09 1 65.78 0.00 2.60 0.08 0.09 31.45 00:10:09 2 65.83 0.00 2.52 0.10 0.09 31.46 00:10:09 3 65.42 0.00 2.65 0.12 0.10 31.71 00:20:30 all 65.35 0.00 2.41 0.08 0.10 32.06 00:20:30 0 67.76 0.00 2.53 0.13 0.10 29.48 00:20:30 1 61.81 0.00 2.38 0.05 0.10 35.65 00:20:30 2 67.38 0.00 2.53 0.06 0.10 29.93 00:20:30 3 64.46 0.00 2.18 0.07 0.10 33.19 Average: all 65.66 0.00 2.48 0.09 0.10 31.67 Average: 0 67.37 0.00 2.49 0.13 0.10 29.91 Average: 1 63.73 0.00 2.49 0.07 0.10 33.62 Average: 2 66.63 0.00 2.52 0.08 0.10 30.67 Average: 3 64.92 0.00 2.41 0.09 0.10 32.48