---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8355 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 660 8810 4 6518 14986 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:48:78:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84690sec preferred_lft 84690sec inet6 fe80::f816:3eff:fe48:7837/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:26:5c:21:e8:fa 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-8355) 11/12/25 _x86_64_ (4 CPU) 22:59:11 LINUX RESTART (4 CPU) 23:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:10:00 67.27 5.28 47.83 14.16 806.30 6219.56 259582.34 23:20:01 26.85 0.02 23.91 2.92 0.25 2312.79 9969.21 Average: 47.05 2.65 35.86 8.54 403.15 4265.56 134736.31 23:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:10:00 10020764 13505996 2453328 14.98 130040 3495660 2680640 15.39 814976 5168608 13328 23:20:01 9240788 13241244 2714456 16.58 151376 3950556 2861268 16.42 938524 5785644 115048 Average: 9630776 13373620 2583892 15.78 140708 3723108 2770954 15.91 876750 5477126 64188 23:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:10:00 lo 1375.01 1375.01 1303.96 1303.96 0.00 0.00 0.00 0.00 23:10:00 ens3 116.51 90.21 1084.53 16.29 0.00 0.00 0.00 0.00 23:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 lo 1110.30 1110.30 1056.81 1056.81 0.00 0.00 0.00 0.00 23:20:01 ens3 22.10 20.49 21.66 6.66 0.00 0.00 0.00 0.00 23:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1242.61 1242.61 1180.34 1180.34 0.00 0.00 0.00 0.00 Average: ens3 69.29 55.34 552.93 11.48 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-8355) 11/12/25 _x86_64_ (4 CPU) 22:59:11 LINUX RESTART (4 CPU) 23:00:00 CPU %user %nice %system %iowait %steal %idle 23:10:00 all 60.14 0.00 2.76 0.42 0.08 36.59 23:10:00 0 58.16 0.00 2.63 0.65 0.08 38.48 23:10:00 1 60.78 0.00 2.93 0.24 0.09 35.97 23:10:00 2 61.73 0.00 2.83 0.27 0.09 35.09 23:10:00 3 59.89 0.00 2.66 0.55 0.08 36.82 23:20:01 all 67.18 0.00 2.41 0.08 0.10 30.23 23:20:01 0 67.37 0.00 2.64 0.11 0.10 29.79 23:20:01 1 67.54 0.00 2.45 0.08 0.10 29.83 23:20:01 2 66.21 0.00 2.29 0.07 0.10 31.32 23:20:01 3 67.61 0.00 2.26 0.08 0.10 29.96 Average: all 63.66 0.00 2.59 0.25 0.09 33.41 Average: 0 62.77 0.00 2.63 0.38 0.09 34.13 Average: 1 64.16 0.00 2.69 0.16 0.09 32.90 Average: 2 63.98 0.00 2.56 0.17 0.09 33.20 Average: 3 63.75 0.00 2.46 0.31 0.09 33.39