---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26079 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 9.1G 69G 12% / 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 660 11948 4 3380 14986 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:8c:48:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81222sec preferred_lft 81222sec inet6 fe80::f816:3eff:fe8c:4876/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:b9:4c:4a:e7:97 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-4c-4g-26079) 03/03/26 _x86_64_ (4 CPU) 17:01:42 LINUX RESTART (4 CPU) 17:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:18 14.20 0.01 1.45 12.74 0.21 17.39 242749.95 17:30:18 1.20 0.00 1.20 0.00 0.00 14.07 0.00 17:40:18 1.31 0.00 1.31 0.00 0.00 14.76 0.01 17:50:18 1.60 0.00 1.60 0.00 0.00 17.93 0.00 18:00:18 1.50 0.00 1.50 0.00 0.00 16.91 0.00 18:10:18 1.52 0.00 1.52 0.00 0.25 17.00 0.00 18:20:18 1.58 0.00 1.57 0.00 0.00 17.87 234.90 Average: 3.27 0.00 1.45 1.82 0.07 16.56 34712.12 17:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:18 13739372 15540332 476268 2.91 56828 1970152 1132932 6.50 207200 2196416 64 17:30:18 13737860 15539276 477376 2.92 57260 1970168 1132996 6.50 207644 2197352 184 17:40:18 13736096 15538124 478576 2.92 57744 1970300 1132996 6.50 208112 2198528 180 17:50:18 13734364 15537040 479660 2.93 58360 1970308 1133060 6.50 208728 2204336 16 18:00:18 13733356 15536816 479792 2.93 58984 1970448 1133060 6.50 209368 2204336 228 18:10:18 13732600 15536752 479932 2.93 59584 1970536 1133124 6.50 209968 2204656 208 18:20:18 13732096 15537020 479596 2.93 60200 1970676 1133124 6.50 210584 2204708 176 Average: 13735106 15537909 478743 2.92 58423 1970370 1133042 6.50 208801 2201476 151 17:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:20:18 ens3 0.27 0.09 0.05 0.02 0.00 0.00 0.00 0.00 17:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:30:18 ens3 0.26 0.08 0.04 0.02 0.00 0.00 0.00 0.00 17:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:40:18 ens3 0.34 0.12 0.08 0.05 0.00 0.00 0.00 0.00 17:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:50:18 ens3 0.50 0.48 0.09 0.55 0.00 0.00 0.00 0.00 17:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:00:18 ens3 0.22 0.10 0.04 0.02 0.00 0.00 0.00 0.00 18:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:18 ens3 0.24 0.10 0.07 0.04 0.00 0.00 0.00 0.00 18:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:20:18 ens3 0.20 0.08 0.04 0.02 0.00 0.00 0.00 0.00 18:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.29 0.15 0.06 0.10 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-4g-26079) 03/03/26 _x86_64_ (4 CPU) 17:01:42 LINUX RESTART (4 CPU) 17:10:18 CPU %user %nice %system %iowait %steal %idle 17:20:18 all 0.12 0.00 0.04 0.04 0.02 99.78 17:20:18 0 0.08 0.00 0.05 0.08 0.02 99.78 17:20:18 1 0.14 0.00 0.03 0.02 0.02 99.79 17:20:18 2 0.07 0.00 0.04 0.02 0.02 99.85 17:20:18 3 0.20 0.00 0.03 0.06 0.02 99.69 17:30:18 all 0.18 0.00 0.02 0.02 0.02 99.75 17:30:18 0 0.02 0.00 0.02 0.00 0.01 99.95 17:30:18 1 0.03 0.00 0.02 0.01 0.01 99.94 17:30:18 2 0.03 0.00 0.02 0.03 0.02 99.90 17:30:18 3 0.65 0.00 0.04 0.04 0.04 99.23 17:40:18 all 0.15 0.00 0.03 0.02 0.02 99.78 17:40:18 0 0.02 0.00 0.02 0.00 0.01 99.94 17:40:18 1 0.40 0.00 0.02 0.06 0.02 99.49 17:40:18 2 0.03 0.00 0.03 0.02 0.04 99.89 17:40:18 3 0.16 0.00 0.03 0.00 0.02 99.79 17:50:18 all 0.12 0.00 0.03 0.01 0.02 99.82 17:50:18 0 0.02 0.00 0.02 0.01 0.01 99.93 17:50:18 1 0.37 0.00 0.06 0.02 0.02 99.54 17:50:18 2 0.05 0.00 0.02 0.00 0.02 99.90 17:50:18 3 0.03 0.00 0.03 0.01 0.02 99.91 18:00:18 all 0.02 0.00 0.03 0.02 0.02 99.91 18:00:18 0 0.01 0.00 0.03 0.01 0.02 99.93 18:00:18 1 0.06 0.00 0.03 0.00 0.02 99.89 18:00:18 2 0.02 0.00 0.03 0.05 0.02 99.89 18:00:18 3 0.01 0.00 0.03 0.01 0.02 99.93 18:10:18 all 0.09 0.00 0.03 0.03 0.02 99.84 18:10:18 0 0.29 0.00 0.02 0.00 0.01 99.68 18:10:18 1 0.02 0.00 0.02 0.01 0.02 99.93 18:10:18 2 0.03 0.00 0.02 0.01 0.02 99.92 18:10:18 3 0.02 0.00 0.04 0.09 0.03 99.82 18:20:18 all 0.23 0.00 0.03 0.03 0.02 99.70 18:20:18 0 0.84 0.00 0.03 0.02 0.02 99.09 18:20:18 1 0.02 0.00 0.03 0.00 0.02 99.93 18:20:18 2 0.03 0.00 0.02 0.02 0.03 99.90 18:20:18 3 0.02 0.00 0.03 0.08 0.02 99.86 Average: all 0.13 0.00 0.03 0.02 0.02 99.80 Average: 0 0.18 0.00 0.03 0.02 0.02 99.76 Average: 1 0.15 0.00 0.03 0.02 0.02 99.79 Average: 2 0.04 0.00 0.03 0.02 0.02 99.90 Average: 3 0.16 0.00 0.03 0.04 0.02 99.75