---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19300 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 5600.00 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 728 26490 4 4873 30896 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:0e:f7:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84220sec preferred_lft 84220sec inet6 fe80::f816:3eff:fe0e:f750/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:85:ba:92:07:10 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19300) 02/20/26 _x86_64_ (8 CPU) 12:09:38 LINUX RESTART (8 CPU) 12:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:01 28.21 5.97 8.06 14.19 1302.25 4569.42 520227.13 12:30:04 1.29 0.01 1.28 0.00 0.15 15.91 326.09 12:40:04 56.15 15.19 40.20 0.76 339.76 3868.36 1263.47 Average: 28.51 7.04 16.48 4.98 547.04 2814.61 173905.51 12:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 30056464 31875504 506700 1.54 63424 2091612 1508252 4.45 281504 2230312 4 12:30:04 30055056 31874628 507716 1.54 63900 2091620 1508380 4.45 282008 2233588 204 12:40:04 26968820 29961428 2352668 7.16 144276 3107856 2713796 8.00 575212 4920332 62088 Average: 29026780 31237187 1122361 3.42 90533 2430363 1910143 5.63 379575 3128077 20765 12:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:20:01 ens3 17.61 12.32 175.89 2.26 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:04 ens3 0.63 0.25 0.23 0.15 0.00 0.00 0.00 0.00 12:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:04 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 12:40:04 ens3 90.30 66.34 667.42 13.90 0.00 0.00 0.00 0.00 12:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 36.11 26.25 280.65 5.43 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19300) 02/20/26 _x86_64_ (8 CPU) 12:09:38 LINUX RESTART (8 CPU) 12:10:00 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 0.31 0.00 0.11 0.18 0.01 99.40 12:20:01 0 0.34 0.00 0.10 0.47 0.01 99.07 12:20:01 1 0.66 0.00 0.09 0.17 0.00 99.07 12:20:01 2 0.19 0.00 0.10 0.11 0.01 99.58 12:20:01 3 0.25 0.00 0.08 0.13 0.00 99.54 12:20:01 4 0.36 0.00 0.16 0.04 0.01 99.42 12:20:01 5 0.20 0.00 0.09 0.30 0.01 99.40 12:20:01 6 0.13 0.00 0.08 0.10 0.00 99.69 12:20:01 7 0.30 0.00 0.14 0.15 0.00 99.40 12:30:04 all 0.12 0.00 0.01 0.00 0.00 99.86 12:30:04 0 0.04 0.00 0.03 0.00 0.01 99.91 12:30:04 1 0.01 0.00 0.01 0.00 0.01 99.97 12:30:04 2 0.02 0.00 0.01 0.00 0.00 99.97 12:30:04 3 0.01 0.00 0.01 0.00 0.00 99.98 12:30:04 4 0.85 0.00 0.01 0.00 0.01 99.13 12:30:04 5 0.01 0.00 0.01 0.03 0.00 99.94 12:30:04 6 0.01 0.00 0.00 0.00 0.00 99.98 12:30:04 7 0.01 0.00 0.01 0.00 0.00 99.97 12:40:04 all 9.71 0.04 0.45 0.15 0.03 89.63 12:40:04 0 9.06 0.29 0.71 0.56 0.03 89.36 12:40:04 1 9.40 0.01 0.43 0.05 0.02 90.09 12:40:04 2 12.18 0.00 0.42 0.08 0.03 87.30 12:40:04 3 5.76 0.00 0.35 0.04 0.02 93.82 12:40:04 4 13.39 0.00 0.56 0.08 0.03 85.94 12:40:04 5 10.23 0.00 0.46 0.36 0.02 88.93 12:40:04 6 8.61 0.00 0.28 0.03 0.02 91.06 12:40:04 7 9.08 0.00 0.36 0.02 0.03 90.52 Average: all 3.37 0.01 0.19 0.11 0.01 96.30 Average: 0 3.14 0.09 0.28 0.34 0.02 96.12 Average: 1 3.35 0.00 0.18 0.07 0.01 96.39 Average: 2 4.12 0.00 0.18 0.06 0.01 95.63 Average: 3 2.00 0.00 0.15 0.06 0.01 97.79 Average: 4 4.85 0.00 0.24 0.04 0.02 94.85 Average: 5 3.47 0.00 0.19 0.23 0.01 96.10 Average: 6 2.91 0.00 0.12 0.04 0.01 96.92 Average: 7 3.12 0.00 0.17 0.06 0.01 96.64