---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19832 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 791 19456 4 11844 30833 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:de:a4:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.120/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84309sec preferred_lft 84309sec inet6 fe80::f816:3eff:fede:a456/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:2e:0f:80:d1:79 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-19832) 02/24/26 _x86_64_ (8 CPU) 14:45:11 LINUX RESTART (8 CPU) 14:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 19.29 1.06 17.12 1.11 628.13 5042.22 6638.66 15:10:01 6.84 0.24 5.64 0.96 3.24 436.99 67.49 Average: 13.07 0.65 11.38 1.03 315.75 2740.10 3353.79 14:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 22570556 27085408 5216716 15.87 172448 4528432 8687280 25.62 841744 8945044 3056 15:10:01 21349948 25958376 6342428 19.30 173976 4614900 8662488 25.54 863664 10132504 3412 Average: 21960252 26521892 5779572 17.59 173212 4571666 8674884 25.58 852704 9538774 3234 14:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 2.21 2.21 1.04 1.04 0.00 0.00 0.00 0.00 15:00:01 ens3 240.02 137.70 586.74 54.91 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 5.83 5.83 0.97 0.97 0.00 0.00 0.00 0.00 15:10:01 ens3 6.63 5.79 1.66 2.75 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.02 4.02 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 123.35 71.76 294.27 28.84 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-19832) 02/24/26 _x86_64_ (8 CPU) 14:45:11 LINUX RESTART (8 CPU) 14:50:01 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 48.76 0.00 1.64 0.05 0.09 49.46 15:00:01 0 45.81 0.00 1.48 0.01 0.08 52.62 15:00:01 1 52.09 0.00 1.58 0.16 0.10 46.07 15:00:01 2 48.90 0.00 1.68 0.02 0.09 49.31 15:00:01 3 47.61 0.00 1.78 0.08 0.09 50.45 15:00:01 4 45.85 0.00 1.79 0.03 0.09 52.24 15:00:01 5 45.43 0.00 1.69 0.04 0.09 52.75 15:00:01 6 57.91 0.00 1.59 0.02 0.09 40.38 15:00:01 7 46.48 0.00 1.51 0.04 0.08 51.89 15:10:01 all 97.10 0.00 2.67 0.00 0.12 0.11 15:10:01 0 97.08 0.00 2.68 0.00 0.13 0.11 15:10:01 1 97.08 0.00 2.68 0.00 0.13 0.12 15:10:01 2 97.10 0.00 2.68 0.00 0.13 0.09 15:10:01 3 97.09 0.00 2.67 0.00 0.12 0.12 15:10:01 4 97.29 0.00 2.49 0.00 0.12 0.10 15:10:01 5 96.93 0.00 2.83 0.00 0.12 0.11 15:10:01 6 97.03 0.00 2.74 0.00 0.12 0.11 15:10:01 7 97.16 0.00 2.59 0.00 0.12 0.12 Average: all 72.94 0.00 2.15 0.03 0.11 24.77 Average: 0 71.46 0.00 2.08 0.00 0.11 26.35 Average: 1 74.60 0.00 2.13 0.08 0.11 23.08 Average: 2 73.02 0.00 2.18 0.01 0.11 24.68 Average: 3 72.36 0.00 2.22 0.04 0.11 25.27 Average: 4 71.56 0.00 2.14 0.01 0.10 26.18 Average: 5 71.21 0.00 2.26 0.02 0.11 26.40 Average: 6 77.49 0.00 2.17 0.01 0.11 20.23 Average: 7 71.84 0.00 2.05 0.02 0.10 25.99