---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8846 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 9.9G 68G 13% / 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 705 10738 4 4546 14941 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:0f:57:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83714sec preferred_lft 83714sec inet6 fe80::f816:3eff:fe0f:578a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:4b:61:6c:21:cb 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-8846) 11/13/25 _x86_64_ (4 CPU) 21:33:20 LINUX RESTART (4 CPU) 21:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:11 1.38 0.00 1.35 0.02 0.04 17.77 729.30 22:00:09 41.33 4.65 35.15 1.53 270.60 3526.13 3257.89 22:10:10 47.47 0.01 38.72 8.74 0.41 3493.23 6721.53 Average: 30.05 1.55 25.06 3.43 90.15 2344.58 3570.23 21:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:11 13324756 15525444 487416 2.98 60252 2363676 1139572 6.54 465204 2336180 164 22:00:09 10748564 14029880 1932640 11.80 119196 3332304 2277712 13.07 726560 4563072 122508 22:10:10 9606496 13550764 2404704 14.69 178468 3855900 2619264 15.03 914316 5421188 131344 Average: 11226605 14368696 1608253 9.82 119305 3183960 2012183 11.55 702027 4106813 84672 21:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:11 ens3 0.75 0.23 0.23 0.13 0.00 0.00 0.00 0.00 21:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:09 lo 555.59 555.59 529.20 529.20 0.00 0.00 0.00 0.00 22:00:09 ens3 89.72 65.74 759.91 15.80 0.00 0.00 0.00 0.00 22:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:10 lo 4502.15 4502.15 4290.27 4290.27 0.00 0.00 0.00 0.00 22:10:10 ens3 95.82 71.51 30.51 28.01 0.00 0.00 0.00 0.00 22:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1687.44 1687.44 1607.91 1607.91 0.00 0.00 0.00 0.00 Average: ens3 62.07 45.81 263.00 14.65 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-8846) 11/13/25 _x86_64_ (4 CPU) 21:33:20 LINUX RESTART (4 CPU) 21:40:10 CPU %user %nice %system %iowait %steal %idle 21:50:11 all 0.16 0.00 0.02 0.01 0.03 99.79 21:50:11 0 0.53 0.00 0.03 0.01 0.04 99.38 21:50:11 1 0.05 0.00 0.01 0.00 0.02 99.92 21:50:11 2 0.02 0.00 0.03 0.03 0.02 99.90 21:50:11 3 0.02 0.00 0.01 0.00 0.03 99.94 22:00:09 all 15.92 0.00 0.96 0.32 0.05 82.74 22:00:09 0 17.08 0.00 0.91 0.50 0.05 81.46 22:00:09 1 14.61 0.00 0.88 0.52 0.05 83.94 22:00:09 2 15.93 0.00 1.00 0.16 0.06 82.84 22:00:09 3 16.08 0.00 1.05 0.12 0.05 82.71 22:10:10 all 64.59 0.00 3.99 0.13 0.11 31.18 22:10:10 0 64.83 0.00 3.94 0.12 0.11 31.01 22:10:10 1 64.96 0.00 4.24 0.20 0.11 30.50 22:10:10 2 64.49 0.00 3.94 0.12 0.11 31.35 22:10:10 3 64.09 0.00 3.84 0.09 0.11 31.87 Average: all 26.84 0.00 1.65 0.16 0.06 71.29 Average: 0 27.43 0.00 1.62 0.21 0.06 70.67 Average: 1 26.49 0.00 1.71 0.24 0.06 71.50 Average: 2 26.75 0.00 1.65 0.10 0.06 71.43 Average: 3 26.67 0.00 1.63 0.07 0.06 71.57