---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1087 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 11G 67G 14% / 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 639 10250 4 5099 15007 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:18:bc:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84745sec preferred_lft 84745sec inet6 fe80::f816:3eff:fe18:bc11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:ce:c9:32:74:14 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-1087) 10/22/25 _x86_64_ (4 CPU) 07:42:38 LINUX RESTART (4 CPU) 07:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:07 3.40 0.06 3.15 0.19 6.75 505.39 367.09 08:10:00 25.25 0.67 21.84 2.74 30.07 6343.08 5573.93 Average: 14.26 0.36 12.45 1.46 18.35 3408.36 2956.36 07:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:07 9346216 12675524 3285428 20.07 116992 3374764 3411328 19.58 768336 5900692 284 08:10:00 10559284 15424688 529524 3.23 142864 4826480 1029824 5.91 1150608 4245056 12576 Average: 9952750 14050106 1907476 11.65 129928 4100622 2220576 12.75 959472 5072874 6430 07:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:07 lo 0.58 0.58 0.38 0.38 0.00 0.00 0.00 0.00 08:00:07 ens3 9.21 7.40 38.66 2.10 0.00 0.00 0.00 0.00 08:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 lo 523.29 523.29 495.70 495.70 0.00 0.00 0.00 0.00 08:10:00 ens3 65.93 50.51 496.75 85.38 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 260.52 260.52 246.69 246.69 0.00 0.00 0.00 0.00 Average: ens3 37.42 28.84 266.46 43.51 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-1087) 10/22/25 _x86_64_ (4 CPU) 07:42:38 LINUX RESTART (4 CPU) 07:50:07 CPU %user %nice %system %iowait %steal %idle 08:00:07 all 48.76 0.00 0.63 0.03 0.10 50.49 08:00:07 0 37.92 0.00 0.67 0.03 0.09 61.29 08:00:07 1 46.33 0.00 0.63 0.02 0.09 52.93 08:00:07 2 39.04 0.00 0.50 0.03 0.09 60.34 08:00:07 3 71.78 0.00 0.74 0.01 0.11 27.36 08:10:00 all 51.49 0.00 1.61 0.56 0.10 46.24 08:10:00 0 43.12 0.00 1.44 0.96 0.10 54.37 08:10:00 1 51.49 0.00 1.75 0.59 0.09 46.08 08:10:00 2 43.68 0.00 1.41 0.48 0.10 54.33 08:10:00 3 67.71 0.00 1.83 0.19 0.11 30.15 Average: all 50.12 0.00 1.12 0.29 0.10 48.38 Average: 0 40.50 0.00 1.05 0.49 0.09 57.85 Average: 1 48.89 0.00 1.18 0.30 0.09 49.53 Average: 2 41.34 0.00 0.95 0.26 0.10 57.35 Average: 3 69.76 0.00 1.28 0.10 0.11 28.74