---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2170 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 18G 61G 23% / 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 687 12091 4 3210 14959 Swap: 1023 14 1009 ---> 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:ee:55:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81940sec preferred_lft 81940sec inet6 fe80::f816:3eff:feee:55ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:0e:c8:42:14:88 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 inet6 fe80::940e:c8ff:fe42:1488/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-2170) 03/18/26 _x86_64_ (4 CPU) 10:04:16 LINUX RESTART (4 CPU) 10:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:00 102.85 23.01 75.19 4.65 748.35 21211.44 11030.76 10:30:06 35.23 10.55 23.57 1.12 214.64 1451.86 659.44 10:40:06 8.36 0.44 7.52 0.40 16.63 254.53 495.52 10:50:06 20.15 0.08 4.75 15.33 2.60 136.55 211763.26 11:00:06 12.26 0.03 11.67 0.56 1.27 620.44 944.51 11:10:06 9.83 0.30 9.17 0.36 6.73 476.60 111.04 Average: 31.42 5.73 21.96 3.73 164.84 4013.02 37454.46 10:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:00 337148 4324228 11604048 70.87 270496 3658192 13569100 77.89 2185504 13224124 251048 10:30:06 4749760 7128928 8807500 53.79 269812 2166688 9565016 54.90 1817740 9291140 776 10:40:06 7890884 10293800 5645932 34.48 270844 2189428 7159432 41.10 1831876 6169708 224 10:50:06 7210172 9627684 6311104 38.55 271688 2203184 7023676 40.32 1839732 6827392 440 11:00:06 11267460 13797552 2143912 13.09 275972 2311500 2943228 16.89 1877296 2748336 192 11:10:06 8759840 11389928 4549900 27.79 279844 2407656 5213680 29.93 1891264 5237304 544 Average: 6702544 9427020 6510399 39.76 273109 2489441 7579022 43.50 1907235 7249667 42204 10:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:00 lo 9.32 9.32 9.06 9.06 0.00 0.00 0.00 0.00 10:20:00 ens3 41.51 28.77 775.82 3.19 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 10:30:06 lo 45.10 45.10 22.55 22.55 0.00 0.00 0.00 0.00 10:30:06 ens3 1.85 1.78 0.38 0.34 0.00 0.00 0.00 0.00 10:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:06 lo 24.04 24.04 10.34 10.34 0.00 0.00 0.00 0.00 10:40:06 ens3 2.72 1.68 0.53 1.48 0.00 0.00 0.00 0.00 10:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:06 lo 7.75 7.75 4.20 4.20 0.00 0.00 0.00 0.00 10:50:06 ens3 0.48 0.25 0.07 0.04 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:06 lo 8.32 8.32 3.76 3.76 0.00 0.00 0.00 0.00 11:00:06 ens3 0.92 0.69 0.24 0.19 0.00 0.00 0.00 0.00 11:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:06 lo 15.24 15.24 8.10 8.10 0.00 0.00 0.00 0.00 11:10:06 ens3 1.03 0.73 0.27 0.22 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.34 18.34 9.69 9.69 0.00 0.00 0.00 0.00 Average: ens3 8.06 5.63 129.04 0.91 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-4c-16g-2170) 03/18/26 _x86_64_ (4 CPU) 10:04:16 LINUX RESTART (4 CPU) 10:10:02 CPU %user %nice %system %iowait %steal %idle 10:20:00 all 48.57 0.00 2.22 7.22 0.11 41.87 10:20:00 0 48.74 0.00 2.07 8.73 0.11 40.35 10:20:00 1 50.02 0.00 2.38 6.48 0.11 41.00 10:20:00 2 47.79 0.00 2.20 7.91 0.11 41.99 10:20:00 3 47.72 0.00 2.25 5.76 0.12 44.15 10:30:06 all 41.60 0.00 1.64 0.18 0.13 56.45 10:30:06 0 40.97 0.00 1.68 0.14 0.12 57.08 10:30:06 1 40.96 0.00 1.61 0.18 0.13 57.11 10:30:06 2 42.89 0.00 1.62 0.27 0.13 55.09 10:30:06 3 41.57 0.00 1.65 0.14 0.12 56.51 10:40:06 all 16.44 0.00 0.69 0.20 0.10 82.56 10:40:06 0 15.96 0.00 0.67 0.18 0.10 83.10 10:40:06 1 16.57 0.00 0.68 0.29 0.10 82.36 10:40:06 2 16.89 0.00 0.67 0.24 0.10 82.09 10:40:06 3 16.34 0.00 0.75 0.11 0.09 82.71 10:50:06 all 9.69 0.00 0.43 0.05 0.09 89.74 10:50:06 0 9.62 0.00 0.28 0.01 0.08 90.01 10:50:06 1 10.15 0.00 0.43 0.02 0.10 89.30 10:50:06 2 9.99 0.00 0.44 0.03 0.09 89.45 10:50:06 3 9.00 0.00 0.55 0.13 0.10 90.21 11:00:06 all 18.17 0.00 0.73 4.10 0.10 76.90 11:00:06 0 17.98 0.00 0.68 5.05 0.10 76.18 11:00:06 1 17.96 0.00 0.72 4.24 0.11 76.98 11:00:06 2 18.62 0.00 0.82 1.12 0.09 79.36 11:00:06 3 18.11 0.00 0.71 5.99 0.09 75.10 11:10:06 all 13.79 0.00 0.56 0.11 0.08 85.46 11:10:06 0 13.75 0.00 0.57 0.07 0.07 85.54 11:10:06 1 14.01 0.00 0.52 0.14 0.08 85.25 11:10:06 2 14.14 0.00 0.68 0.12 0.09 84.97 11:10:06 3 13.27 0.00 0.48 0.10 0.07 86.09 Average: all 24.72 0.00 1.05 1.97 0.10 72.16 Average: 0 24.52 0.00 0.99 2.36 0.10 72.03 Average: 1 24.94 0.00 1.06 1.89 0.10 72.01 Average: 2 25.07 0.00 1.07 1.61 0.10 72.15 Average: 3 24.35 0.00 1.06 2.03 0.10 72.45