---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2900 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 9.2G 69G 12% / 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 604 11719 4 3665 15042 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:6b:d0:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85074sec preferred_lft 85074sec inet6 fe80::f816:3eff:fe6b:d0af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:fe:d3:08:54:24 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-2900) 10/28/25 _x86_64_ (4 CPU) 14:49:27 LINUX RESTART (4 CPU) 14:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 22.11 6.04 5.52 10.54 1563.48 1346.96 247527.15 15:10:04 30.09 4.98 23.16 1.94 282.14 4547.03 6579.35 Average: 26.10 5.51 14.35 6.24 922.14 2948.66 126928.25 14:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 13485816 15524568 490244 2.99 57648 2205300 1149728 6.60 384940 2246112 208 15:10:04 10571476 13916328 2045260 12.49 119232 3383656 2262788 12.99 749288 4706128 29260 Average: 12028646 14720448 1267752 7.74 88440 2794478 1706258 9.79 567114 3476120 14734 14:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 15:00:01 ens3 20.81 12.35 161.04 2.36 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:04 lo 679.34 679.34 646.53 646.53 0.00 0.00 0.00 0.00 15:10:04 ens3 105.32 80.73 1015.44 15.23 0.00 0.00 0.00 0.00 15:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 340.10 340.10 323.61 323.61 0.00 0.00 0.00 0.00 Average: ens3 63.11 46.58 588.68 8.80 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-2900) 10/28/25 _x86_64_ (4 CPU) 14:49:27 LINUX RESTART (4 CPU) 14:50:00 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 0.80 0.00 0.21 0.99 0.02 97.99 15:00:01 0 0.67 0.00 0.23 0.77 0.01 98.32 15:00:01 1 0.92 0.00 0.18 1.98 0.01 96.90 15:00:01 2 0.63 0.00 0.24 0.52 0.01 98.60 15:00:01 3 0.97 0.00 0.20 0.67 0.04 98.12 15:10:04 all 33.39 0.00 1.59 1.74 0.08 63.21 15:10:04 0 31.30 0.00 1.37 0.76 0.08 66.49 15:10:04 1 34.03 0.00 1.66 1.45 0.08 62.78 15:10:04 2 34.42 0.00 1.56 3.48 0.08 60.46 15:10:04 3 33.79 0.00 1.75 1.27 0.07 63.12 Average: all 17.08 0.00 0.90 1.36 0.05 80.61 Average: 0 15.97 0.00 0.80 0.76 0.05 82.41 Average: 1 17.46 0.00 0.92 1.72 0.05 79.86 Average: 2 17.51 0.00 0.90 2.00 0.04 79.55 Average: 3 17.37 0.00 0.97 0.97 0.05 80.63