---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8657 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 12G 66G 16% / 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 626 8888 4 6474 15019 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:ae:96:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84546sec preferred_lft 84546sec inet6 fe80::f816:3eff:feae:96de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:e3:36:77:f7:57 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-8657) 11/13/25 _x86_64_ (4 CPU) 20:49:50 LINUX RESTART (4 CPU) 20:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:14 70.82 11.70 55.40 3.72 1733.11 10689.63 10034.17 21:10:14 27.53 0.02 24.45 3.06 0.23 2408.01 12015.56 21:20:14 17.90 0.15 15.53 2.22 10.60 8547.63 4041.87 Average: 39.00 4.01 31.97 3.01 590.23 7242.00 8707.55 20:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:14 9355828 12980272 2978108 18.19 133236 3619972 3240624 18.60 802116 5827588 212764 21:10:14 9012136 12857864 3098100 18.92 152816 3795832 3332780 19.13 884044 6062468 20044 21:20:14 9099616 15370652 576536 3.52 174340 6118784 1120208 6.43 1728736 5044772 15220 Average: 9155860 13736263 2217581 13.54 153464 4511529 2564537 14.72 1138299 5644943 82676 20:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:14 lo 1473.74 1473.74 1398.32 1398.32 0.00 0.00 0.00 0.00 21:00:14 ens3 182.08 131.02 1292.97 27.97 0.00 0.00 0.00 0.00 21:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:14 lo 1223.69 1223.69 1165.06 1165.06 0.00 0.00 0.00 0.00 21:10:14 ens3 42.98 32.52 26.54 10.81 0.00 0.00 0.00 0.00 21:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:14 lo 397.00 397.00 2577.98 2577.98 0.00 0.00 0.00 0.00 21:20:14 ens3 96.50 103.60 126.56 1065.78 0.00 0.00 0.00 0.00 21:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1034.90 1034.90 1711.34 1711.34 0.00 0.00 0.00 0.00 Average: ens3 107.77 89.37 488.31 365.55 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-8657) 11/13/25 _x86_64_ (4 CPU) 20:49:50 LINUX RESTART (4 CPU) 20:50:00 CPU %user %nice %system %iowait %steal %idle 21:00:14 all 57.32 0.00 2.73 0.59 0.10 39.27 21:00:14 0 57.20 0.00 2.78 0.41 0.10 39.51 21:00:14 1 58.09 0.00 2.72 0.60 0.10 38.48 21:00:14 2 55.31 0.00 2.52 0.64 0.09 41.43 21:00:14 3 58.69 0.00 2.88 0.69 0.10 37.64 21:10:14 all 65.87 0.00 2.33 0.16 0.10 31.54 21:10:14 0 65.40 0.00 2.14 0.11 0.10 32.26 21:10:14 1 65.32 0.00 2.16 0.20 0.10 32.22 21:10:14 2 66.97 0.00 2.56 0.22 0.10 30.15 21:10:14 3 65.81 0.00 2.45 0.13 0.10 31.51 21:20:14 all 34.61 0.00 1.43 0.37 0.07 63.51 21:20:14 0 36.08 0.00 1.67 0.23 0.07 61.94 21:20:14 1 32.50 0.00 1.34 0.46 0.08 65.62 21:20:14 2 38.35 0.00 1.34 0.29 0.07 59.95 21:20:14 3 31.50 0.00 1.36 0.52 0.07 66.55 Average: all 52.63 0.00 2.17 0.38 0.09 44.74 Average: 0 52.91 0.00 2.20 0.25 0.09 44.55 Average: 1 52.02 0.00 2.08 0.42 0.09 45.39 Average: 2 53.54 0.00 2.14 0.38 0.09 43.84 Average: 3 52.04 0.00 2.24 0.45 0.09 45.18