---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12064 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 650 9488 4 5850 14996 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:8a:b1:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84580sec preferred_lft 84580sec inet6 fe80::f816:3eff:fe8a:b18a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:b7:bd:0c:ea:24 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-12064) 11/20/25 _x86_64_ (4 CPU) 01:08:01 LINUX RESTART (4 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 25.58 2.95 19.19 3.44 478.57 4165.47 55355.47 01:30:01 20.14 0.17 17.13 2.83 4.47 1644.93 24509.77 Average: 22.86 1.56 18.16 3.14 241.52 2905.20 39932.62 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9725964 13140696 2818904 17.22 127500 3415088 3070676 17.63 781620 5487852 26272 01:30:01 9106668 12974808 2981080 18.21 148208 3817512 3162884 18.15 913452 5940700 122392 Average: 9416316 13057752 2899992 17.71 137854 3616300 3116780 17.89 847536 5714276 74332 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 18.58 18.58 3.96 3.96 0.00 0.00 0.00 0.00 01:20:01 ens3 74.13 59.94 580.84 12.05 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 lo 1189.69 1189.69 1102.46 1102.46 0.00 0.00 0.00 0.00 01:30:01 ens3 37.06 28.23 247.21 6.08 0.00 0.00 0.00 0.00 01:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 604.14 604.14 553.21 553.21 0.00 0.00 0.00 0.00 Average: ens3 55.60 44.08 414.03 9.07 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-12064) 11/20/25 _x86_64_ (4 CPU) 01:08:01 LINUX RESTART (4 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 38.07 0.00 1.41 0.22 0.08 60.21 01:20:01 0 38.95 0.00 1.30 0.25 0.08 59.42 01:20:01 1 37.60 0.00 1.20 0.29 0.08 60.84 01:20:01 2 37.26 0.00 1.65 0.17 0.08 60.84 01:20:01 3 38.49 0.00 1.50 0.16 0.08 59.77 01:30:01 all 25.24 0.00 1.47 0.10 0.08 73.11 01:30:01 0 24.39 0.00 1.39 0.13 0.08 74.01 01:30:01 1 25.00 0.00 1.33 0.10 0.07 73.49 01:30:01 2 25.73 0.00 1.27 0.09 0.08 72.84 01:30:01 3 25.85 0.00 1.90 0.07 0.08 72.11 Average: all 31.66 0.00 1.44 0.16 0.08 66.66 Average: 0 31.67 0.00 1.35 0.19 0.08 66.71 Average: 1 31.30 0.00 1.27 0.19 0.08 67.16 Average: 2 31.50 0.00 1.46 0.13 0.08 66.83 Average: 3 32.17 0.00 1.70 0.11 0.08 65.94