---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6772 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 677 9328 4 5983 14968 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:57:e1:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84560sec preferred_lft 84560sec inet6 fe80::f816:3eff:fe57:e155/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:a2:b7:11:cc:06 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-6772) 11/07/25 _x86_64_ (4 CPU) 16:39:08 LINUX RESTART (4 CPU) 16:40:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:29 31.33 3.93 23.55 3.85 721.13 5082.88 35110.39 17:00:31 19.90 0.17 17.03 2.71 4.42 1652.02 26115.03 Average: 25.58 2.04 20.27 3.27 360.37 3355.91 30582.45 16:40:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:29 9811444 13334160 2624780 16.03 126048 3526328 2933704 16.84 839120 5340332 10208 17:00:31 9293144 13183484 2771612 16.93 148796 3841776 2915088 16.73 970208 5689464 19180 Average: 9552294 13258822 2698196 16.48 137422 3684052 2924396 16.79 904664 5514898 14694 16:40:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:29 lo 19.17 19.17 4.14 4.14 0.00 0.00 0.00 0.00 16:50:29 ens3 71.94 57.67 668.41 12.85 0.00 0.00 0.00 0.00 16:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:31 lo 1067.20 1067.20 986.35 986.35 0.00 0.00 0.00 0.00 17:00:31 ens3 37.09 26.34 232.64 6.31 0.00 0.00 0.00 0.00 17:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 546.71 546.71 498.55 498.55 0.00 0.00 0.00 0.00 Average: ens3 54.40 41.90 449.06 9.56 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-6772) 11/07/25 _x86_64_ (4 CPU) 16:39:08 LINUX RESTART (4 CPU) 16:40:35 CPU %user %nice %system %iowait %steal %idle 16:50:29 all 35.72 0.00 1.40 0.35 0.09 62.45 16:50:29 0 34.82 0.00 1.46 0.34 0.09 63.30 16:50:29 1 36.60 0.00 1.29 0.30 0.08 61.73 16:50:29 2 35.24 0.00 1.63 0.18 0.09 62.86 16:50:29 3 36.23 0.00 1.22 0.57 0.08 61.89 17:00:31 all 26.70 0.00 1.41 0.10 0.09 71.69 17:00:31 0 27.51 0.00 1.34 0.06 0.09 71.00 17:00:31 1 26.16 0.00 1.56 0.08 0.09 72.11 17:00:31 2 25.87 0.00 1.31 0.18 0.09 72.55 17:00:31 3 27.27 0.00 1.44 0.09 0.09 71.11 Average: all 31.19 0.00 1.41 0.22 0.09 67.10 Average: 0 31.14 0.00 1.40 0.20 0.09 67.17 Average: 1 31.35 0.00 1.43 0.19 0.09 66.95 Average: 2 30.53 0.00 1.47 0.18 0.09 67.73 Average: 3 31.72 0.00 1.33 0.33 0.09 66.53