---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6844 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 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 647 9353 4 5988 14999 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:3f:6e:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84603sec preferred_lft 84603sec inet6 fe80::f816:3eff:fe3f:6e67/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:53:8b:b7:54:3a 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-6844) 11/07/25 _x86_64_ (4 CPU) 21:26:18 LINUX RESTART (4 CPU) 21:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:40:01 30.67 0.71 16.12 13.84 542.69 1738.39 305130.97 21:50:04 26.33 0.19 22.51 3.64 4.70 2271.90 30118.86 Average: 28.49 0.45 19.33 8.72 272.71 2006.13 167118.44 21:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:40:01 9490688 13048360 2910808 17.78 128156 3555860 3165604 18.17 851348 5626720 264 21:50:04 8059004 12990452 2962048 18.09 153628 4839924 3027200 17.38 1362696 6497748 873132 Average: 8774846 13019406 2936428 17.93 140892 4197892 3096402 17.77 1107022 6062234 436698 21:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:40:01 lo 34.12 34.12 8.40 8.40 0.00 0.00 0.00 0.00 21:40:01 ens3 21.58 16.86 138.85 3.98 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:04 lo 1519.25 1519.25 1426.34 1426.34 0.00 0.00 0.00 0.00 21:50:04 ens3 53.40 41.40 325.33 10.93 0.00 0.00 0.00 0.00 21:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 779.42 779.42 719.98 719.98 0.00 0.00 0.00 0.00 Average: ens3 37.55 29.17 232.43 7.47 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-6844) 11/07/25 _x86_64_ (4 CPU) 21:26:18 LINUX RESTART (4 CPU) 21:30:04 CPU %user %nice %system %iowait %steal %idle 21:40:01 all 27.27 0.00 1.03 0.44 0.09 71.17 21:40:01 0 26.71 0.00 1.15 0.32 0.09 71.73 21:40:01 1 27.56 0.00 1.03 0.27 0.09 71.05 21:40:01 2 28.34 0.00 1.01 0.48 0.09 70.08 21:40:01 3 26.48 0.00 0.91 0.70 0.08 71.82 21:50:04 all 40.73 0.00 1.93 0.11 0.09 57.14 21:50:04 0 38.75 0.00 1.60 0.25 0.09 59.31 21:50:04 1 40.83 0.00 2.09 0.08 0.09 56.91 21:50:04 2 41.11 0.00 2.27 0.05 0.09 56.47 21:50:04 3 42.22 0.00 1.78 0.04 0.09 55.86 Average: all 34.02 0.00 1.48 0.27 0.09 64.13 Average: 0 32.75 0.00 1.38 0.28 0.09 65.50 Average: 1 34.22 0.00 1.56 0.17 0.09 63.96 Average: 2 34.74 0.00 1.64 0.27 0.09 63.26 Average: 3 34.39 0.00 1.35 0.37 0.09 63.80