---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3590 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 68G 14% / 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 634 10347 4 5007 15012 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:50:b6:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83873sec preferred_lft 83873sec inet6 fe80::f816:3eff:fe50:b669/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:67:da:68:55:3f 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-3590) 10/30/25 _x86_64_ (4 CPU) 03:07:35 LINUX RESTART (4 CPU) 03:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:05 7.07 0.62 5.80 0.64 658.64 928.67 32118.17 03:30:01 33.21 4.02 28.38 0.80 254.47 3286.54 1595.66 03:40:05 9.23 0.50 7.63 1.10 18.30 2526.93 3452.98 Average: 16.44 1.71 13.89 0.85 309.88 2245.48 12393.58 03:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:05 13321820 15527024 485748 2.97 60076 2368292 1125312 6.46 464968 2328348 172 03:30:01 11074128 14242664 1720260 10.51 115784 3220776 2275480 13.06 728588 4239472 47136 03:40:05 9390492 13280896 2675488 16.34 148348 3839524 3004824 17.25 911364 5663292 19424 Average: 11262147 14350195 1627165 9.94 108069 3142864 2135205 12.26 701640 4077037 22244 03:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:05 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 03:20:05 ens3 15.12 9.22 206.95 0.66 0.00 0.00 0.00 0.00 03:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 lo 0.52 0.52 0.06 0.06 0.00 0.00 0.00 0.00 03:30:01 ens3 92.80 66.87 700.67 13.94 0.00 0.00 0.00 0.00 03:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:05 lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 03:40:05 ens3 61.01 51.37 118.53 16.77 0.00 0.00 0.00 0.00 03:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 56.23 42.45 340.59 10.46 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-3590) 10/30/25 _x86_64_ (4 CPU) 03:07:35 LINUX RESTART (4 CPU) 03:10:05 CPU %user %nice %system %iowait %steal %idle 03:20:05 all 0.48 0.00 0.31 0.22 0.02 98.98 03:20:05 0 0.31 0.00 0.19 0.10 0.01 99.39 03:20:05 1 0.46 0.00 0.40 0.39 0.02 98.74 03:20:05 2 0.59 0.00 0.24 0.21 0.02 98.94 03:20:05 3 0.58 0.00 0.41 0.16 0.02 98.83 03:30:01 all 18.41 0.00 0.85 0.26 0.05 80.43 03:30:01 0 20.16 0.00 1.05 0.10 0.04 78.64 03:30:01 1 16.73 0.00 0.68 0.11 0.05 82.43 03:30:01 2 18.64 0.00 0.90 0.57 0.05 79.85 03:30:01 3 18.10 0.00 0.78 0.25 0.04 80.83 03:40:05 all 75.82 0.00 2.23 0.03 0.11 21.81 03:40:05 0 76.38 0.00 2.29 0.05 0.11 21.16 03:40:05 1 75.25 0.00 2.14 0.02 0.12 22.48 03:40:05 2 74.01 0.00 2.18 0.03 0.11 23.66 03:40:05 3 77.62 0.00 2.32 0.02 0.11 19.92 Average: all 31.69 0.00 1.14 0.17 0.06 66.94 Average: 0 32.39 0.00 1.18 0.09 0.06 66.29 Average: 1 30.98 0.00 1.08 0.17 0.06 67.71 Average: 2 31.19 0.00 1.11 0.27 0.06 67.37 Average: 3 32.21 0.00 1.17 0.14 0.06 66.41