---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4206 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 721 9458 4 5809 14925 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:4d:88:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83762sec preferred_lft 83762sec inet6 fe80::f816:3eff:fe4d:882c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:7c:71:b9:fa:dd 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-4206) 10/16/25 _x86_64_ (4 CPU) 15:31:32 LINUX RESTART (4 CPU) 15:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:05 31.48 4.09 26.76 0.62 248.84 2737.43 1552.03 16:00:01 23.29 0.64 20.22 2.43 25.49 4055.87 8711.37 16:10:05 28.90 0.06 25.46 3.39 1.57 5880.15 12823.61 Average: 27.91 1.60 24.16 2.15 91.91 4229.16 7706.20 15:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:05 10766100 13825692 2137800 13.06 115004 3117468 2610768 14.99 652712 4616464 94436 16:00:01 8654956 12810760 3143480 19.20 159808 4079164 3349860 19.23 1011344 6273968 177256 16:10:05 7567924 12903496 3045232 18.60 189788 5167368 3191824 18.32 1270140 7031752 22128 Average: 8996327 13179983 2775504 16.95 154867 4121333 3050817 17.51 978065 5974061 97940 15:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:05 lo 0.31 0.31 0.04 0.04 0.00 0.00 0.00 0.00 15:50:05 ens3 68.27 48.95 537.37 10.34 0.00 0.00 0.00 0.00 15:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 1144.58 1144.58 1090.46 1090.46 0.00 0.00 0.00 0.00 16:00:01 ens3 74.27 53.88 316.90 16.09 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:05 lo 902.29 902.29 858.61 858.61 0.00 0.00 0.00 0.00 16:10:05 ens3 64.06 47.82 216.84 13.84 0.00 0.00 0.00 0.00 16:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 681.77 681.77 649.11 649.11 0.00 0.00 0.00 0.00 Average: ens3 68.84 50.20 356.78 13.42 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-4206) 10/16/25 _x86_64_ (4 CPU) 15:31:32 LINUX RESTART (4 CPU) 15:40:05 CPU %user %nice %system %iowait %steal %idle 15:50:05 all 8.40 0.00 0.49 0.36 0.04 90.71 15:50:05 0 9.34 0.00 0.46 0.64 0.04 89.51 15:50:05 1 8.64 0.00 0.62 0.48 0.04 90.21 15:50:05 2 8.55 0.00 0.44 0.23 0.04 90.74 15:50:05 3 7.07 0.00 0.43 0.09 0.05 92.37 16:00:01 all 66.21 0.00 2.34 0.09 0.10 31.26 16:00:01 0 67.71 0.00 2.31 0.09 0.10 29.79 16:00:01 1 66.66 0.00 2.41 0.12 0.11 30.70 16:00:01 2 65.81 0.00 2.25 0.09 0.10 31.75 16:00:01 3 64.64 0.00 2.39 0.09 0.10 32.79 16:10:05 all 59.63 0.00 2.38 0.15 0.10 37.74 16:10:05 0 58.07 0.00 2.41 0.10 0.10 39.32 16:10:05 1 59.37 0.00 2.39 0.21 0.10 37.93 16:10:05 2 60.35 0.00 2.32 0.16 0.10 37.07 16:10:05 3 60.73 0.00 2.42 0.12 0.10 36.62 Average: all 44.69 0.00 1.74 0.20 0.08 53.29 Average: 0 45.00 0.00 1.73 0.28 0.08 52.92 Average: 1 44.84 0.00 1.81 0.27 0.08 53.00 Average: 2 44.82 0.00 1.67 0.16 0.08 53.27 Average: 3 44.10 0.00 1.74 0.10 0.08 53.97