---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20039 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 812 19726 4 11553 30812 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:43:62:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.233/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84313sec preferred_lft 84313sec inet6 fe80::f816:3eff:fe43:6211/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:ee:51:42:ff:9d 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-20039) 02/25/26 _x86_64_ (8 CPU) 11:42:35 LINUX RESTART (8 CPU) 11:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:01 14.88 0.74 13.25 0.90 21.95 4120.82 1987.82 12:10:01 9.60 0.00 7.36 2.23 0.41 818.70 35974.33 Average: 12.24 0.37 10.30 1.56 11.18 2469.41 18984.61 11:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:01 20517528 24754136 7547196 22.97 170644 4253060 10032688 29.59 654236 11174316 988 12:10:01 23463648 28396820 3903348 11.88 175608 4921652 3773740 11.13 704188 8155844 594424 Average: 21990588 26575478 5725272 17.42 173126 4587356 6903214 20.36 679212 9665080 297706 11:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:01 lo 4.58 4.58 1.40 1.40 0.00 0.00 0.00 0.00 12:00:01 ens3 167.92 100.30 376.71 39.16 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 3.56 3.56 0.62 0.62 0.00 0.00 0.00 0.00 12:10:01 ens3 11.19 9.69 46.35 4.25 0.00 0.00 0.00 0.00 12:10:01 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 89.54 54.99 211.49 21.70 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-20039) 02/25/26 _x86_64_ (8 CPU) 11:42:35 LINUX RESTART (8 CPU) 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:01 all 63.33 0.00 1.99 0.03 0.09 34.56 12:00:01 0 62.58 0.00 2.01 0.01 0.10 35.30 12:00:01 1 67.50 0.00 2.20 0.00 0.09 30.21 12:00:01 2 60.52 0.00 2.01 0.03 0.10 37.34 12:00:01 3 65.02 0.00 2.06 0.02 0.09 32.81 12:00:01 4 62.31 0.00 1.88 0.01 0.09 35.71 12:00:01 5 63.00 0.00 1.91 0.09 0.09 34.90 12:00:01 6 61.40 0.00 1.97 0.04 0.10 36.50 12:00:01 7 64.29 0.00 1.90 0.01 0.09 33.71 12:10:01 all 95.43 0.00 2.70 0.00 0.12 1.75 12:10:01 0 95.50 0.00 2.64 0.00 0.12 1.74 12:10:01 1 95.70 0.00 2.63 0.01 0.13 1.53 12:10:01 2 95.44 0.00 2.69 0.00 0.12 1.75 12:10:01 3 95.53 0.00 2.75 0.01 0.12 1.59 12:10:01 4 95.44 0.00 2.68 0.00 0.13 1.75 12:10:01 5 95.23 0.00 2.69 0.00 0.12 1.95 12:10:01 6 95.13 0.00 2.73 0.00 0.12 2.02 12:10:01 7 95.44 0.00 2.76 0.00 0.12 1.68 Average: all 79.39 0.00 2.35 0.01 0.11 18.14 Average: 0 79.05 0.00 2.33 0.00 0.11 18.52 Average: 1 81.61 0.00 2.42 0.01 0.11 15.86 Average: 2 77.99 0.00 2.35 0.02 0.11 19.53 Average: 3 80.29 0.00 2.41 0.01 0.11 17.18 Average: 4 78.87 0.00 2.28 0.01 0.11 18.73 Average: 5 79.14 0.00 2.30 0.04 0.11 18.41 Average: 6 78.29 0.00 2.35 0.02 0.11 19.24 Average: 7 79.88 0.00 2.33 0.01 0.11 17.68