---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-471607 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 11G 145G 7% / 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 757 26727 4 4607 30867 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:36:73:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85700sec preferred_lft 85700sec inet6 fe80::f816:3eff:fe36:735f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:0e:83:d7:6b:23 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-471607) 03/14/26 _x86_64_ (8 CPU) 12:09:31 LINUX RESTART (8 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:14 62.70 4.76 55.23 2.70 278.78 9419.66 9930.89 Average: 62.70 4.76 55.23 2.70 278.78 9419.66 9930.89 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:14 27451508 31683248 626528 1.91 142400 4325908 1212172 3.57 880500 4073168 644 Average: 27451508 31683248 626528 1.91 142400 4325908 1212172 3.57 880500 4073168 644 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:14 lo 655.08 655.08 628.60 628.60 0.00 0.00 0.00 0.00 12:20:14 ens3 150.03 116.42 1316.61 63.63 0.00 0.00 0.00 0.00 12:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 655.08 655.08 628.60 628.60 0.00 0.00 0.00 0.00 Average: ens3 150.03 116.42 1316.61 63.63 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-471607) 03/14/26 _x86_64_ (8 CPU) 12:09:31 LINUX RESTART (8 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:14 all 22.26 0.00 1.11 0.20 0.06 76.37 12:20:14 0 24.19 0.00 1.27 0.16 0.06 74.32 12:20:14 1 19.25 0.00 1.09 0.17 0.06 79.44 12:20:14 2 20.76 0.00 1.17 0.09 0.05 77.93 12:20:14 3 24.07 0.00 0.84 0.05 0.06 74.99 12:20:14 4 21.20 0.00 1.12 0.12 0.05 77.52 12:20:14 5 24.86 0.00 1.01 0.40 0.06 73.68 12:20:14 6 22.95 0.00 1.21 0.07 0.06 75.71 12:20:14 7 20.81 0.00 1.19 0.57 0.05 77.37 Average: all 22.26 0.00 1.11 0.20 0.06 76.37 Average: 0 24.19 0.00 1.27 0.16 0.06 74.32 Average: 1 19.25 0.00 1.09 0.17 0.06 79.44 Average: 2 20.76 0.00 1.17 0.09 0.05 77.93 Average: 3 24.07 0.00 0.84 0.05 0.06 74.99 Average: 4 21.20 0.00 1.12 0.12 0.05 77.52 Average: 5 24.86 0.00 1.01 0.40 0.06 73.68 Average: 6 22.95 0.00 1.21 0.07 0.06 75.71 Average: 7 20.81 0.00 1.19 0.57 0.05 77.37