---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-2614 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 14G 64G 18% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 620 8253 4 7115 15026 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:96:e0:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.87/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 80910sec preferred_lft 80910sec inet6 fe80::f816:3eff:fe96:e0eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:be:57:9b:22:34 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-v1-8c-8g-2614) 04/01/26 _x86_64_ (4 CPU) 08:52:20 LINUX RESTART (4 CPU) 09:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:07 1.60 0.20 1.38 0.02 1.80 17.78 29.94 09:20:29 1.21 0.00 1.20 0.00 0.14 14.48 0.00 09:30:01 1.22 0.00 1.21 0.00 0.00 14.38 0.07 09:40:29 1.23 0.00 1.23 0.00 0.00 14.75 0.00 09:50:30 14.11 12.37 1.74 0.01 142.74 32.21 0.11 10:00:01 1.29 0.00 1.29 0.00 0.00 15.29 0.00 10:10:08 56.65 3.19 39.55 13.92 212.88 3821.66 234299.38 10:20:09 277.13 0.16 266.11 10.87 2.25 15312.15 48833.44 Average: 44.36 1.99 39.25 3.12 45.22 2409.21 35680.62 09:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:07 13549188 15498316 518896 3.17 58552 2116756 1142728 6.56 313064 2262096 40 09:20:29 13549488 15499144 518212 3.17 58908 2116940 1143240 6.56 313424 2264756 244 09:30:01 13546164 15496288 521152 3.18 59368 2116948 1143308 6.56 313884 2268372 208 09:40:29 13543560 15494244 523156 3.20 59768 2117088 1143372 6.56 314292 2269584 220 09:50:30 13464016 15468148 540764 3.30 62788 2159804 1147240 6.59 354316 2291516 216 10:00:01 13462880 15467524 541328 3.31 63180 2159940 1147352 6.59 354684 2287916 16 10:10:08 10803324 13931816 2030484 12.40 151464 3112512 2393128 13.74 602436 4590112 70912 10:20:09 6614484 13145328 2789656 17.04 307672 6074188 3078988 17.67 1478884 7602284 30884 Average: 12316638 15000101 997956 6.10 102712 2746772 1542420 8.85 505623 3229580 12842 09:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:07 ens3 1.42 0.34 0.71 0.40 0.00 0.00 0.00 0.00 09:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:29 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 09:20:29 ens3 0.46 0.24 0.15 0.30 0.00 0.00 0.00 0.00 09:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 09:30:01 ens3 0.47 0.24 0.18 0.30 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:29 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:40:29 ens3 0.34 0.20 0.14 0.25 0.00 0.00 0.00 0.00 09:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:30 ens3 12.33 8.48 8.31 7.47 0.00 0.00 0.00 0.00 09:50:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:00:01 ens3 1.69 2.65 0.32 6.16 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:08 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 10:10:08 ens3 123.69 104.32 835.32 27.43 0.00 0.00 0.00 0.00 10:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:09 lo 0.28 0.28 0.05 0.05 0.00 0.00 0.00 0.00 10:20:09 ens3 87.74 70.06 472.56 17.19 0.00 0.00 0.00 0.00 10:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 28.66 23.42 165.71 7.43 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 5.15.0-171-generic (prd-ubuntu2204-docker-v1-8c-8g-2614) 04/01/26 _x86_64_ (4 CPU) 08:52:20 LINUX RESTART (4 CPU) 09:00:01 CPU %user %nice %system %iowait %steal %idle 09:10:07 all 0.26 0.00 0.03 0.04 0.01 99.66 09:10:07 0 0.02 0.00 0.01 0.03 0.00 99.94 09:10:07 1 0.52 0.00 0.06 0.09 0.01 99.32 09:10:07 2 0.34 0.00 0.03 0.01 0.01 99.60 09:10:07 3 0.17 0.00 0.03 0.00 0.01 99.79 09:20:29 all 0.17 0.00 0.03 0.06 0.01 99.74 09:20:29 0 0.03 0.00 0.02 0.00 0.01 99.94 09:20:29 1 0.06 0.00 0.03 0.16 0.01 99.74 09:20:29 2 0.21 0.00 0.02 0.06 0.01 99.70 09:20:29 3 0.39 0.00 0.03 0.00 0.01 99.57 09:30:01 all 0.19 0.00 0.02 0.03 0.01 99.75 09:30:01 0 0.61 0.00 0.03 0.00 0.01 99.35 09:30:01 1 0.11 0.00 0.02 0.08 0.01 99.78 09:30:01 2 0.02 0.00 0.02 0.05 0.01 99.91 09:30:01 3 0.02 0.00 0.01 0.00 0.00 99.97 09:40:29 all 0.20 0.00 0.02 0.03 0.01 99.74 09:40:29 0 0.03 0.00 0.05 0.07 0.01 99.84 09:40:29 1 0.42 0.00 0.02 0.00 0.01 99.55 09:40:29 2 0.01 0.00 0.02 0.04 0.01 99.92 09:40:29 3 0.31 0.00 0.02 0.00 0.00 99.66 09:50:30 all 0.23 0.08 0.07 0.09 0.01 99.53 09:50:30 0 0.29 0.00 0.03 0.05 0.01 99.62 09:50:30 1 0.14 0.32 0.14 0.27 0.01 99.12 09:50:30 2 0.14 0.01 0.06 0.02 0.01 99.77 09:50:30 3 0.33 0.00 0.05 0.00 0.02 99.60 10:00:01 all 0.04 0.00 0.02 0.03 0.01 99.90 10:00:01 0 0.05 0.00 0.02 0.02 0.01 99.90 10:00:01 1 0.04 0.00 0.03 0.05 0.01 99.87 10:00:01 2 0.02 0.00 0.02 0.04 0.01 99.91 10:00:01 3 0.06 0.00 0.03 0.00 0.01 99.90 10:10:08 all 12.12 0.00 0.88 0.75 0.04 86.21 10:10:08 0 10.31 0.00 0.70 0.48 0.04 88.48 10:10:08 1 11.59 0.00 1.07 0.26 0.04 87.03 10:10:08 2 15.04 0.00 0.99 0.71 0.05 83.22 10:10:08 3 11.53 0.00 0.77 1.55 0.04 86.10 10:20:09 all 38.01 0.00 3.51 0.75 0.11 57.62 10:20:09 0 38.57 0.00 3.46 0.86 0.11 57.00 10:20:09 1 35.70 0.00 3.44 0.61 0.11 60.14 10:20:09 2 39.78 0.00 3.75 0.61 0.11 55.74 10:20:09 3 37.98 0.00 3.38 0.93 0.11 57.61 Average: all 6.39 0.01 0.57 0.22 0.03 92.78 Average: 0 6.23 0.00 0.54 0.19 0.03 93.02 Average: 1 6.06 0.04 0.60 0.19 0.03 93.08 Average: 2 6.92 0.00 0.61 0.19 0.03 92.25 Average: 3 6.34 0.00 0.54 0.31 0.02 92.78