---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1554 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 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 728 9680 4 5580 14918 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:6e:9b:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84546sec preferred_lft 84546sec inet6 fe80::f816:3eff:fe6e:9bcb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:2d:88:01:ec:6f 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-1554) 10/23/25 _x86_64_ (4 CPU) 19:45:50 LINUX RESTART (4 CPU) 19:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:26 19.08 0.45 16.13 2.50 14.16 3588.70 8019.32 20:10:03 62.10 0.01 40.28 21.81 0.18 2596.45 260030.41 Average: 39.72 0.24 27.72 11.77 7.45 3112.59 128940.51 19:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:26 9182960 13188608 2766604 16.90 166028 3929552 3037700 17.44 878088 5891504 128556 20:10:03 9059600 13281904 2670284 16.31 189876 4093452 2793824 16.04 959044 5869348 17276 Average: 9121280 13235256 2718444 16.60 177952 4011502 2915762 16.74 918566 5880426 72916 19:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:26 lo 1127.55 1127.55 1073.92 1073.92 0.00 0.00 0.00 0.00 20:00:26 ens3 58.20 46.38 280.24 12.67 0.00 0.00 0.00 0.00 20:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:03 lo 5172.61 5172.61 4930.20 4930.20 0.00 0.00 0.00 0.00 20:10:03 ens3 37.49 32.43 15.21 10.27 0.00 0.00 0.00 0.00 20:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3068.47 3068.47 2924.26 2924.26 0.00 0.00 0.00 0.00 Average: ens3 48.26 39.69 153.07 11.51 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-1554) 10/23/25 _x86_64_ (4 CPU) 19:45:50 LINUX RESTART (4 CPU) 19:50:01 CPU %user %nice %system %iowait %steal %idle 20:00:26 all 67.69 0.00 2.86 0.28 0.16 29.02 20:00:26 0 67.68 0.00 2.67 0.18 0.15 29.32 20:00:26 1 67.27 0.00 2.97 0.32 0.16 29.27 20:00:26 2 68.23 0.00 2.79 0.32 0.16 28.50 20:00:26 3 67.58 0.00 2.99 0.28 0.15 29.01 20:10:03 all 62.50 0.00 4.20 0.32 0.14 32.84 20:10:03 0 60.54 0.00 4.01 0.34 0.14 34.97 20:10:03 1 63.50 0.00 4.22 0.34 0.14 31.80 20:10:03 2 62.71 0.00 3.88 0.24 0.14 33.03 20:10:03 3 63.24 0.00 4.70 0.37 0.14 31.55 Average: all 65.20 0.00 3.50 0.30 0.15 30.85 Average: 0 64.25 0.00 3.31 0.26 0.15 32.03 Average: 1 65.46 0.00 3.57 0.33 0.15 30.48 Average: 2 65.58 0.00 3.31 0.28 0.15 30.67 Average: 3 65.50 0.00 3.81 0.32 0.14 30.23