---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7094 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 9.2G 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 1071 11361 4 3556 14575 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:46:69:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82703sec preferred_lft 82703sec inet6 fe80::f816:3eff:fe46:69ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:35:71:04:66:ae 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-7094) 04/23/26 _x86_64_ (4 CPU) 13:53:20 LINUX RESTART (4 CPU) 14:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:00 2.09 0.01 2.08 0.01 0.04 25.39 0.40 14:20:04 2.16 0.00 2.16 0.00 0.01 25.33 0.00 14:30:04 2.14 0.00 2.14 0.00 0.00 24.60 0.00 14:40:01 1.47 0.00 1.47 0.00 0.00 16.82 0.00 14:50:04 1.46 0.00 1.46 0.00 0.00 16.92 0.00 Average: 1.86 0.00 1.86 0.00 0.01 21.81 0.08 14:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:00 10264232 13536356 2425588 14.81 125348 3308764 2755180 15.81 575164 5145628 48 14:20:04 10265136 13538068 2423928 14.80 126112 3308780 2755372 15.82 575948 5145656 216 14:30:04 10265084 13538732 2423408 14.80 126820 3308788 2755436 15.82 576648 5145808 196 14:40:01 10265084 13539252 2422884 14.80 127208 3308924 2755500 15.82 577024 5146440 68 14:50:04 10264844 13539488 2422588 14.80 127652 3308932 2755628 15.82 577488 5147288 228 Average: 10264876 13538379 2423679 14.80 126628 3308838 2755423 15.82 576454 5146164 151 14:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:00 lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 14:10:00 ens3 0.90 0.22 0.27 0.15 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:04 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 14:20:04 ens3 0.29 0.08 0.05 0.02 0.00 0.00 0.00 0.00 14:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:04 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 14:30:04 ens3 0.28 0.13 0.08 0.05 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 14:40:01 ens3 0.26 0.10 0.08 0.04 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:04 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 14:50:04 ens3 0.29 0.11 0.08 0.04 0.00 0.00 0.00 0.00 14:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 0.40 0.13 0.11 0.06 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-7094) 04/23/26 _x86_64_ (4 CPU) 13:53:20 LINUX RESTART (4 CPU) 14:00:04 CPU %user %nice %system %iowait %steal %idle 14:10:00 all 0.19 0.00 0.08 0.01 0.05 99.67 14:10:00 0 0.06 0.00 0.06 0.00 0.03 99.85 14:10:00 1 0.25 0.00 0.09 0.01 0.07 99.58 14:10:00 2 0.33 0.00 0.07 0.00 0.06 99.53 14:10:00 3 0.13 0.00 0.08 0.03 0.06 99.70 14:20:04 all 0.13 0.00 0.07 0.01 0.05 99.74 14:20:04 0 0.05 0.00 0.04 0.00 0.02 99.89 14:20:04 1 0.24 0.00 0.08 0.00 0.06 99.62 14:20:04 2 0.08 0.00 0.08 0.02 0.06 99.76 14:20:04 3 0.16 0.00 0.09 0.02 0.07 99.66 14:30:04 all 0.10 0.00 0.07 0.25 0.04 99.54 14:30:04 0 0.09 0.00 0.07 0.05 0.03 99.75 14:30:04 1 0.09 0.00 0.06 0.45 0.04 99.37 14:30:04 2 0.08 0.00 0.07 0.24 0.05 99.57 14:30:04 3 0.12 0.00 0.09 0.26 0.06 99.47 14:40:01 all 0.17 0.00 0.08 0.27 0.04 99.45 14:40:01 0 0.07 0.00 0.06 0.07 0.02 99.78 14:40:01 1 0.13 0.00 0.10 0.89 0.04 98.84 14:40:01 2 0.12 0.00 0.11 0.11 0.05 99.61 14:40:01 3 0.34 0.00 0.05 0.01 0.04 99.57 14:50:04 all 0.31 0.00 0.07 0.03 0.03 99.56 14:50:04 0 0.08 0.00 0.04 0.00 0.02 99.86 14:50:04 1 0.10 0.00 0.07 0.01 0.03 99.79 14:50:04 2 0.09 0.00 0.07 0.10 0.03 99.71 14:50:04 3 0.96 0.00 0.09 0.00 0.05 98.90 Average: all 0.18 0.00 0.07 0.11 0.04 99.59 Average: 0 0.07 0.00 0.05 0.03 0.02 99.83 Average: 1 0.16 0.00 0.08 0.27 0.05 99.44 Average: 2 0.14 0.00 0.08 0.09 0.05 99.64 Average: 3 0.34 0.00 0.08 0.06 0.05 99.46