---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15341 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 665 10327 4 4995 14980 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:11:04:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84778sec preferred_lft 84778sec inet6 fe80::f816:3eff:fe11:481/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:b0:ee:5a:0d:87 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15341) 12/20/25 _x86_64_ (4 CPU) 13:35:15 LINUX RESTART (4 CPU) 13:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:05 20.08 2.57 15.84 1.67 735.53 3803.83 5560.63 14:00:07 29.32 0.90 24.46 3.96 29.25 4405.18 3337.67 Average: 24.69 1.74 20.14 2.81 383.19 4103.83 4451.67 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:05 9967596 13587064 2370764 14.48 138708 3600528 2838900 16.30 782128 5226888 38196 14:00:07 10630144 15384884 564724 3.45 170940 4619940 1094240 6.28 1087460 4160948 216 Average: 10298870 14485974 1467744 8.96 154824 4110234 1966570 11.29 934794 4693918 19206 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:05 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 13:50:05 ens3 111.76 85.36 786.76 20.74 0.00 0.00 0.00 0.00 13:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:07 lo 1370.78 1370.78 1298.97 1298.97 0.00 0.00 0.00 0.00 14:00:07 ens3 100.20 87.06 396.87 117.84 0.00 0.00 0.00 0.00 14:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 684.56 684.56 648.09 648.09 0.00 0.00 0.00 0.00 Average: ens3 105.99 86.21 592.26 69.18 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15341) 12/20/25 _x86_64_ (4 CPU) 13:35:15 LINUX RESTART (4 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:50:05 all 70.70 0.00 2.28 0.13 0.09 26.81 13:50:05 0 67.95 0.00 2.23 0.08 0.09 29.65 13:50:05 1 73.54 0.00 2.46 0.22 0.09 23.68 13:50:05 2 70.30 0.00 2.37 0.09 0.09 27.15 13:50:05 3 71.01 0.00 2.06 0.11 0.08 26.74 14:00:07 all 55.89 0.00 2.24 0.09 0.08 41.70 14:00:07 0 54.66 0.00 2.08 0.06 0.08 43.12 14:00:07 1 58.42 0.00 2.41 0.12 0.09 38.96 14:00:07 2 54.09 0.00 2.33 0.11 0.08 43.39 14:00:07 3 56.38 0.00 2.13 0.06 0.08 41.35 Average: all 63.31 0.00 2.26 0.11 0.08 34.24 Average: 0 61.32 0.00 2.16 0.07 0.08 36.37 Average: 1 66.00 0.00 2.44 0.17 0.09 31.30 Average: 2 62.21 0.00 2.35 0.10 0.08 35.25 Average: 3 63.71 0.00 2.09 0.09 0.08 34.03