---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3869 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: 5600.00 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 770 9184 4 6034 14876 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:13:09:29 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 84012sec preferred_lft 84012sec inet6 fe80::f816:3eff:fe13:929/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:3f:e8:e7:2c:d6 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-3869) 10/15/25 _x86_64_ (4 CPU) 17:25:03 LINUX RESTART (4 CPU) 17:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:24 15.38 1.09 12.61 1.68 652.67 3956.51 5902.43 17:50:15 54.06 0.32 43.35 10.38 9.84 3808.38 23892.34 18:00:18 32.58 0.10 27.06 5.42 4.56 5038.90 20344.11 Average: 33.71 0.51 27.44 5.76 227.51 4268.04 16571.91 17:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:24 9327488 13488576 2465408 15.06 173432 4061808 2709236 15.55 949492 5647856 281700 17:50:15 8503192 13109720 2839780 17.34 203608 4440304 2920436 16.76 1081376 6299668 11360 18:00:18 9558828 15368760 574564 3.51 238484 5543076 1098712 6.31 1476324 4765064 140 Average: 9129836 13989019 1959917 11.97 205175 4681729 2242795 12.87 1169064 5570863 97733 17:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:24 lo 1.37 1.37 0.15 0.15 0.00 0.00 0.00 0.00 17:40:24 ens3 77.90 56.90 275.67 16.77 0.00 0.00 0.00 0.00 17:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:15 lo 5225.42 5225.42 4981.19 4981.19 0.00 0.00 0.00 0.00 17:50:15 ens3 91.65 67.34 245.45 20.69 0.00 0.00 0.00 0.00 17:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:18 lo 2475.67 2475.67 2348.19 2348.19 0.00 0.00 0.00 0.00 18:00:18 ens3 104.66 95.91 117.96 94.82 0.00 0.00 0.00 0.00 18:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2528.03 2528.03 2405.57 2405.57 0.00 0.00 0.00 0.00 Average: ens3 91.28 73.27 213.38 43.99 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-3869) 10/15/25 _x86_64_ (4 CPU) 17:25:03 LINUX RESTART (4 CPU) 17:30:05 CPU %user %nice %system %iowait %steal %idle 17:40:24 all 67.04 0.00 2.53 2.45 0.16 27.82 17:40:24 0 65.67 0.00 2.77 2.49 0.16 28.90 17:40:24 1 66.42 0.00 2.26 2.04 0.16 29.12 17:40:24 2 67.61 0.00 2.99 3.11 0.16 26.12 17:40:24 3 68.45 0.00 2.09 2.15 0.16 27.15 17:50:15 all 59.49 0.00 3.90 0.21 0.12 36.29 17:50:15 0 59.92 0.00 4.35 0.16 0.12 35.45 17:50:15 1 59.23 0.00 3.78 0.20 0.12 36.67 17:50:15 2 58.49 0.00 3.53 0.17 0.12 37.70 17:50:15 3 60.30 0.00 3.94 0.31 0.12 35.33 18:00:18 all 53.51 0.00 2.85 0.26 0.10 43.27 18:00:18 0 51.75 0.00 2.32 0.08 0.10 45.75 18:00:18 1 54.60 0.00 2.95 0.30 0.10 42.04 18:00:18 2 56.66 0.00 2.76 0.31 0.11 40.16 18:00:18 3 51.03 0.00 3.38 0.35 0.11 45.12 Average: all 60.08 0.00 3.08 0.99 0.13 35.72 Average: 0 59.16 0.00 3.14 0.93 0.13 36.64 Average: 1 60.15 0.00 2.98 0.86 0.13 35.88 Average: 2 61.00 0.00 3.09 1.22 0.13 34.56 Average: 3 60.00 0.00 3.12 0.95 0.13 35.79