---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1417 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 786 19569 4 11736 30838 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:0d:3f:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.102/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84289sec preferred_lft 84289sec inet6 fe80::f816:3eff:fe0d:3f46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:32:a7:c5:a1:08 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-8c-8g-1417) 03/12/26 _x86_64_ (8 CPU) 12:23:05 LINUX RESTART (8 CPU) 12:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:01 16.14 0.75 14.44 0.95 23.10 4233.16 1462.93 12:50:01 23.35 0.02 6.01 17.32 0.96 484.32 500855.23 Average: 19.75 0.38 10.21 9.15 12.00 2354.14 251772.21 12:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 20725672 25107616 7193180 21.89 171864 4397372 9998764 29.49 792148 10841156 316 12:50:01 23547552 28048888 4252172 12.94 173300 4509624 7150944 21.09 821820 7989968 5464 Average: 22136612 26578252 5722676 17.41 172582 4453498 8574854 25.29 806984 9415562 2890 12:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 lo 4.39 4.39 1.38 1.38 0.00 0.00 0.00 0.00 12:40:01 ens3 185.96 108.76 391.53 45.61 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 3.76 3.76 0.64 0.64 0.00 0.00 0.00 0.00 12:50:01 ens3 4.80 3.70 1.64 2.80 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.07 4.07 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 95.15 56.10 196.10 24.15 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-8c-8g-1417) 03/12/26 _x86_64_ (8 CPU) 12:23:05 LINUX RESTART (8 CPU) 12:30:04 CPU %user %nice %system %iowait %steal %idle 12:40:01 all 62.33 0.00 2.05 0.06 0.11 35.44 12:40:01 0 62.57 0.00 1.99 0.07 0.11 35.26 12:40:01 1 63.40 0.00 2.42 0.06 0.12 34.01 12:40:01 2 62.91 0.00 2.02 0.26 0.12 34.69 12:40:01 3 63.46 0.00 1.98 0.03 0.11 34.42 12:40:01 4 62.58 0.00 1.90 0.03 0.12 35.38 12:40:01 5 59.75 0.00 2.09 0.05 0.11 38.00 12:40:01 6 62.05 0.00 2.10 0.01 0.12 35.71 12:40:01 7 61.94 0.00 1.88 0.01 0.11 36.06 12:50:01 all 96.95 0.00 2.77 0.00 0.15 0.13 12:50:01 0 97.09 0.00 2.67 0.00 0.14 0.10 12:50:01 1 97.00 0.00 2.75 0.00 0.15 0.11 12:50:01 2 97.09 0.00 2.61 0.00 0.17 0.14 12:50:01 3 96.88 0.00 2.81 0.00 0.15 0.16 12:50:01 4 96.92 0.00 2.81 0.00 0.15 0.13 12:50:01 5 96.93 0.00 2.79 0.00 0.16 0.12 12:50:01 6 96.92 0.00 2.77 0.00 0.16 0.15 12:50:01 7 96.81 0.00 2.93 0.00 0.15 0.11 Average: all 79.70 0.00 2.41 0.03 0.13 17.73 Average: 0 79.88 0.00 2.33 0.03 0.12 17.63 Average: 1 80.25 0.00 2.59 0.03 0.13 17.01 Average: 2 80.06 0.00 2.31 0.13 0.14 17.36 Average: 3 80.23 0.00 2.40 0.01 0.13 17.23 Average: 4 79.81 0.00 2.35 0.02 0.13 17.69 Average: 5 78.41 0.00 2.44 0.03 0.14 18.99 Average: 6 79.55 0.00 2.44 0.01 0.14 17.87 Average: 7 79.44 0.00 2.40 0.00 0.13 18.02