---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1044 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 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 698 9745 4 5545 14948 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:db:33:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83790sec preferred_lft 83790sec inet6 fe80::f816:3eff:fedb:33d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:a6:2f:fa:c6:39 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-1044) 11/25/25 _x86_64_ (4 CPU) 22:24:56 LINUX RESTART (4 CPU) 22:30:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:05 9.95 2.29 6.86 0.80 138.37 2445.96 1668.17 22:50:19 43.79 0.36 35.23 8.21 10.33 4596.11 9838.17 23:00:19 45.47 0.10 37.06 8.31 4.53 4243.32 21906.80 Average: 33.34 0.90 26.61 5.83 50.07 3778.71 11201.98 22:30:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:05 10743616 13727508 2235164 13.65 131016 2999760 2570636 14.76 530292 4745672 44192 22:50:19 8940388 13067564 2885308 17.62 189396 3985808 3255408 18.69 788616 6180180 95720 23:00:19 10072912 15383132 564996 3.45 232088 5057180 1079544 6.20 1199124 4556956 422448 Average: 9918972 14059401 1895156 11.57 184167 4014249 2301863 13.21 839344 5160936 187453 22:30:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:05 lo 1.06 1.06 0.11 0.11 0.00 0.00 0.00 0.00 22:40:05 ens3 83.10 65.94 406.11 17.09 0.00 0.00 0.00 0.00 22:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:19 lo 3676.36 3676.36 3504.36 3504.36 0.00 0.00 0.00 0.00 22:50:19 ens3 91.85 66.77 291.95 20.97 0.00 0.00 0.00 0.00 22:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:19 lo 4203.51 4203.51 4005.16 4005.16 0.00 0.00 0.00 0.00 23:00:19 ens3 99.66 69.26 108.63 24.09 0.00 0.00 0.00 0.00 23:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2655.89 2655.89 2530.78 2530.78 0.00 0.00 0.00 0.00 Average: ens3 91.61 67.33 268.00 20.75 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-1044) 11/25/25 _x86_64_ (4 CPU) 22:24:56 LINUX RESTART (4 CPU) 22:30:19 CPU %user %nice %system %iowait %steal %idle 22:40:05 all 49.54 0.00 1.64 0.16 0.09 48.56 22:40:05 0 49.96 0.00 1.84 0.07 0.09 48.04 22:40:05 1 49.31 0.00 1.37 0.04 0.09 49.18 22:40:05 2 48.12 0.00 1.69 0.45 0.09 49.65 22:40:05 3 50.79 0.00 1.67 0.07 0.09 47.39 22:50:19 all 65.91 0.00 3.58 0.08 0.11 30.32 22:50:19 0 65.70 0.00 3.61 0.09 0.11 30.49 22:50:19 1 66.30 0.00 3.93 0.06 0.11 29.59 22:50:19 2 67.22 0.00 3.55 0.05 0.10 29.07 22:50:19 3 64.41 0.00 3.23 0.10 0.11 32.15 23:00:19 all 61.08 0.00 3.73 0.12 0.10 34.97 23:00:19 0 59.67 0.00 3.67 0.21 0.10 36.35 23:00:19 1 60.71 0.00 3.33 0.06 0.10 35.80 23:00:19 2 61.89 0.00 4.13 0.10 0.10 33.78 23:00:19 3 62.06 0.00 3.79 0.09 0.10 33.97 Average: all 58.97 0.00 3.00 0.12 0.10 37.82 Average: 0 58.57 0.00 3.05 0.12 0.10 38.16 Average: 1 58.90 0.00 2.90 0.06 0.10 38.05 Average: 2 59.22 0.00 3.14 0.20 0.10 37.35 Average: 3 59.18 0.00 2.90 0.09 0.10 37.73