---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7128 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 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 685 9385 4 5918 14961 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:63:a4:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84785sec preferred_lft 84785sec inet6 fe80::f816:3eff:fe63:a40d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:ae:15:53:d5:4a 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-7128) 11/08/25 _x86_64_ (4 CPU) 21:07:31 LINUX RESTART (4 CPU) 21:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:15 23.19 1.22 18.37 3.59 489.94 3495.68 67893.21 21:30:15 23.11 0.17 19.55 3.40 4.48 1721.16 26600.09 Average: 23.15 0.70 18.95 3.49 249.81 2617.94 47468.09 21:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:15 9491568 13046840 2911696 17.78 125936 3558840 3217396 18.47 858828 5639188 48 21:30:15 8784700 12697908 3257572 19.90 144288 3873884 3346900 19.21 991296 6177760 25776 Average: 9138134 12872374 3084634 18.84 135112 3716362 3282148 18.84 925062 5908474 12912 21:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:15 lo 27.89 27.89 6.59 6.59 0.00 0.00 0.00 0.00 21:20:15 ens3 32.88 24.61 227.00 5.43 0.00 0.00 0.00 0.00 21:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:15 lo 1355.14 1355.14 1265.65 1265.65 0.00 0.00 0.00 0.00 21:30:15 ens3 33.40 25.64 247.16 5.61 0.00 0.00 0.00 0.00 21:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 684.40 684.40 629.37 629.37 0.00 0.00 0.00 0.00 Average: ens3 33.14 25.12 236.97 5.52 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-7128) 11/08/25 _x86_64_ (4 CPU) 21:07:31 LINUX RESTART (4 CPU) 21:10:02 CPU %user %nice %system %iowait %steal %idle 21:20:15 all 33.46 0.00 1.41 0.26 0.09 64.79 21:20:15 0 32.51 0.00 1.27 0.23 0.09 65.90 21:20:15 1 33.04 0.00 1.34 0.15 0.09 65.39 21:20:15 2 34.58 0.00 1.23 0.17 0.09 63.94 21:20:15 3 33.70 0.00 1.81 0.48 0.09 63.92 21:30:15 all 34.70 0.00 1.74 0.11 0.10 63.36 21:30:15 0 34.55 0.00 1.68 0.09 0.10 63.59 21:30:15 1 35.61 0.00 1.59 0.10 0.10 62.60 21:30:15 2 34.78 0.00 1.65 0.06 0.10 63.41 21:30:15 3 33.84 0.00 2.03 0.19 0.10 63.84 Average: all 34.07 0.00 1.57 0.19 0.09 64.08 Average: 0 33.52 0.00 1.47 0.16 0.09 64.76 Average: 1 34.31 0.00 1.46 0.12 0.09 64.01 Average: 2 34.68 0.00 1.44 0.12 0.09 63.68 Average: 3 33.77 0.00 1.92 0.34 0.09 63.88