---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2327 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 775 20069 4 11247 30848 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:5a:d8:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.254/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84200sec preferred_lft 84200sec inet6 fe80::f816:3eff:fe5a:d877/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:da:7a:3b:fa:03 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-2327) 03/16/26 _x86_64_ (8 CPU) 09:50:01 LINUX RESTART (8 CPU) 10:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:02 13.59 0.71 12.13 0.76 20.68 3888.51 702.54 10:20:00 62.14 0.08 59.68 2.39 1.43 5470.43 21924.33 Average: 37.81 0.39 35.85 1.57 11.08 4677.67 11289.24 10:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:02 19722512 24131712 8169320 24.86 172472 4422856 9730772 28.69 798508 11832680 252 10:20:00 22079416 28177028 4114132 12.52 237024 5902928 3835056 11.31 1074980 9055812 294620 Average: 20900964 26154370 6141726 18.69 204748 5162892 6782914 20.00 936744 10444246 147436 10:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:02 lo 6.93 6.93 1.90 1.90 0.00 0.00 0.00 0.00 10:10:02 ens3 134.61 79.68 316.78 34.54 0.00 0.00 0.00 0.00 10:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:00 lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 10:20:00 ens3 32.98 24.86 224.35 6.21 0.00 0.00 0.00 0.00 10:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.81 3.81 0.98 0.98 0.00 0.00 0.00 0.00 Average: ens3 83.91 52.33 270.67 20.41 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-2327) 03/16/26 _x86_64_ (8 CPU) 09:50:01 LINUX RESTART (8 CPU) 10:00:02 CPU %user %nice %system %iowait %steal %idle 10:10:02 all 70.67 0.00 2.25 0.02 0.10 26.96 10:10:02 0 69.51 0.00 2.15 0.00 0.10 28.24 10:10:02 1 70.24 0.00 2.10 0.04 0.10 27.52 10:10:02 2 73.97 0.00 2.50 0.01 0.10 23.42 10:10:02 3 69.41 0.00 2.26 0.09 0.10 28.16 10:10:02 4 71.54 0.00 2.61 0.01 0.10 25.74 10:10:02 5 69.55 0.00 2.08 0.01 0.10 28.26 10:10:02 6 69.67 0.00 2.12 0.04 0.10 28.07 10:10:02 7 71.45 0.00 2.18 0.01 0.10 26.27 10:20:00 all 89.08 0.00 2.89 0.07 0.11 7.85 10:20:00 0 88.52 0.00 2.94 0.18 0.11 8.24 10:20:00 1 88.94 0.00 2.99 0.09 0.12 7.87 10:20:00 2 89.23 0.00 2.94 0.05 0.12 7.67 10:20:00 3 88.88 0.00 2.71 0.07 0.11 8.23 10:20:00 4 88.56 0.00 3.26 0.08 0.12 7.98 10:20:00 5 89.95 0.00 2.67 0.03 0.11 7.24 10:20:00 6 90.04 0.00 2.87 0.02 0.11 6.95 10:20:00 7 88.52 0.00 2.74 0.05 0.12 8.57 Average: all 79.85 0.00 2.57 0.05 0.11 17.42 Average: 0 78.99 0.00 2.55 0.09 0.11 18.26 Average: 1 79.57 0.00 2.54 0.06 0.11 17.71 Average: 2 81.58 0.00 2.72 0.03 0.11 15.56 Average: 3 79.13 0.00 2.48 0.08 0.10 18.21 Average: 4 80.03 0.00 2.93 0.04 0.11 16.88 Average: 5 79.73 0.00 2.37 0.02 0.10 17.77 Average: 6 79.84 0.00 2.49 0.03 0.10 17.53 Average: 7 79.97 0.00 2.46 0.03 0.11 17.44