---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8068 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 68G 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 10555 4 4794 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:b7:85:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84789sec preferred_lft 84789sec inet6 fe80::f816:3eff:feb7:8579/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:d9:34:cb:14:c3 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-8068) 11/12/25 _x86_64_ (4 CPU) 00:26:24 LINUX RESTART (4 CPU) 00:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 6.12 0.54 5.19 0.39 342.37 1008.69 405.16 00:50:10 15.30 0.52 13.65 1.13 19.18 2071.71 3940.08 Average: 10.76 0.53 9.46 0.76 179.13 1545.62 2190.66 00:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 8555144 11539172 4424216 27.02 110484 3043824 4611572 26.47 604464 6855160 2364 00:50:10 9177884 12867612 3091532 18.88 133276 3688304 3281420 18.84 823300 5986544 267240 Average: 8866514 12203392 3757874 22.95 121880 3366064 3946496 22.65 713882 6420852 134802 00:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 0.59 0.59 0.38 0.38 0.00 0.00 0.00 0.00 00:40:01 ens3 16.04 12.22 123.56 2.95 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:10 lo 371.46 371.46 353.53 353.53 0.00 0.00 0.00 0.00 00:50:10 ens3 37.92 26.50 400.45 4.59 0.00 0.00 0.00 0.00 00:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 187.91 187.91 178.76 178.76 0.00 0.00 0.00 0.00 Average: ens3 27.09 19.43 263.42 3.78 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-8068) 11/12/25 _x86_64_ (4 CPU) 00:26:24 LINUX RESTART (4 CPU) 00:30:05 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 48.92 0.00 0.71 0.08 0.09 50.19 00:40:01 0 56.17 0.00 0.67 0.03 0.09 43.04 00:40:01 1 50.43 0.00 0.67 0.08 0.09 48.73 00:40:01 2 50.76 0.00 0.71 0.08 0.09 48.36 00:40:01 3 38.35 0.00 0.80 0.13 0.09 60.63 00:50:10 all 54.90 0.00 1.19 0.08 0.09 43.75 00:50:10 0 60.61 0.00 1.18 0.04 0.10 38.07 00:50:10 1 66.53 0.00 1.19 0.11 0.09 32.07 00:50:10 2 45.45 0.00 1.28 0.13 0.10 53.04 00:50:10 3 47.00 0.00 1.09 0.03 0.09 51.79 Average: all 51.94 0.00 0.95 0.08 0.09 46.94 Average: 0 58.41 0.00 0.93 0.03 0.09 40.53 Average: 1 58.56 0.00 0.94 0.10 0.09 40.32 Average: 2 48.08 0.00 1.00 0.11 0.09 50.72 Average: 3 42.71 0.00 0.94 0.08 0.09 56.17