---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22325 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 13G 66G 16% / 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 635 8751 4 6601 15010 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:cb:9c:0a 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 84600sec preferred_lft 84600sec inet6 fe80::f816:3eff:fecb:9c0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:91:08:80:0d:70 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-22325) 03/24/26 _x86_64_ (4 CPU) 15:54:31 LINUX RESTART (4 CPU) 16:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:17 23.64 0.07 21.04 2.53 6.22 2232.66 18148.00 16:20:08 25.99 0.03 23.40 2.56 0.37 4154.69 22002.15 Average: 24.80 0.05 22.21 2.55 3.34 3178.12 20043.88 16:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:17 9359236 13076812 2878612 17.58 145892 3684148 2823680 16.21 738884 5849108 11992 16:20:08 5693076 10399544 5552352 33.91 166636 4609152 5296356 30.40 1025384 9197012 184 Average: 7526156 11738178 4215482 25.75 156264 4146650 4060018 23.30 882134 7523060 6088 16:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:17 lo 1340.66 1340.66 1271.53 1271.53 0.00 0.00 0.00 0.00 16:10:17 ens3 23.01 20.63 18.42 6.71 0.00 0.00 0.00 0.00 16:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:08 lo 1080.19 1080.19 2885.53 2885.53 0.00 0.00 0.00 0.00 16:20:08 ens3 23.62 20.91 43.75 6.51 0.00 0.00 0.00 0.00 16:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1212.53 1212.53 2065.47 2065.47 0.00 0.00 0.00 0.00 Average: ens3 23.31 20.76 30.88 6.61 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-22325) 03/24/26 _x86_64_ (4 CPU) 15:54:31 LINUX RESTART (4 CPU) 16:00:06 CPU %user %nice %system %iowait %steal %idle 16:10:17 all 66.40 0.00 2.29 0.07 0.10 31.14 16:10:17 0 65.81 0.00 2.12 0.06 0.10 31.91 16:10:17 1 67.46 0.00 2.39 0.04 0.10 30.01 16:10:17 2 67.26 0.00 2.32 0.08 0.10 30.25 16:10:17 3 65.06 0.00 2.34 0.11 0.10 32.39 16:20:08 all 55.75 0.00 2.17 0.10 0.10 41.89 16:20:08 0 54.62 0.00 2.36 0.14 0.10 42.78 16:20:08 1 56.82 0.00 2.08 0.11 0.10 40.89 16:20:08 2 57.40 0.00 2.27 0.09 0.10 40.15 16:20:08 3 54.14 0.00 1.97 0.05 0.09 43.74 Average: all 61.16 0.00 2.23 0.08 0.10 36.43 Average: 0 60.30 0.00 2.24 0.10 0.10 37.26 Average: 1 62.23 0.00 2.24 0.08 0.10 35.36 Average: 2 62.41 0.00 2.29 0.08 0.10 35.12 Average: 3 59.69 0.00 2.16 0.08 0.10 37.98