---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-3255 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 11G 67G 14% / 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 621 11893 4 3474 15024 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:e5:65:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.229/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82722sec preferred_lft 82722sec inet6 fe80::f816:3eff:fee5:65e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:e6:85:ca:a0:49 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-3255) 05/24/26 _x86_64_ (4 CPU) 11:03:26 LINUX RESTART (4 CPU) 11:10:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:36 1.87 0.20 1.66 0.00 2.09 26.21 0.16 11:30:38 2.18 0.20 1.97 0.01 10.98 291.77 1.31 11:40:38 1.60 0.02 1.58 0.00 1.00 74.75 0.00 11:50:38 4.29 0.12 4.14 0.03 2.45 361.83 74.15 12:00:38 1.90 0.01 1.89 0.00 0.35 22.93 0.00 Average: 2.37 0.11 2.25 0.01 3.38 155.73 15.13 11:10:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:36 11383232 14374592 1588696 9.70 125320 3023256 2008044 11.53 375948 4237772 16 11:30:38 11291108 14369452 1593324 9.73 127996 3101660 1964484 11.28 411844 4316012 16 11:40:38 11210916 14306164 1656348 10.12 129032 3116540 1993540 11.44 420484 4376964 16 11:50:38 10621644 13809140 2152432 13.15 132404 3198024 2432684 13.96 471548 4904292 168 12:00:38 10596072 13785536 2175948 13.29 133128 3198524 2435572 13.98 473756 4919648 20 Average: 11020594 14128977 1833350 11.20 129576 3127601 2166865 12.44 430716 4550938 47 11:10:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:36 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:20:36 ens3 0.77 0.56 1.10 0.40 0.00 0.00 0.00 0.00 11:20:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:38 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:30:38 ens3 10.16 8.48 111.71 1.73 0.00 0.00 0.00 0.00 11:30:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:38 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:40:38 ens3 2.46 2.18 19.11 0.58 0.00 0.00 0.00 0.00 11:40:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:38 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 11:50:38 ens3 38.56 34.61 80.02 13.87 0.00 0.00 0.00 0.00 11:50:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:38 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:00:38 ens3 1.75 1.36 0.89 1.03 0.00 0.00 0.00 0.00 12:00:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 10.75 9.45 42.66 3.52 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-3255) 05/24/26 _x86_64_ (4 CPU) 11:03:26 LINUX RESTART (4 CPU) 11:10:38 CPU %user %nice %system %iowait %steal %idle 11:20:36 all 0.17 0.00 0.04 0.01 0.02 99.76 11:20:36 0 0.09 0.00 0.03 0.02 0.02 99.85 11:20:36 1 0.13 0.00 0.05 0.01 0.02 99.79 11:20:36 2 0.19 0.00 0.04 0.02 0.02 99.74 11:20:36 3 0.26 0.00 0.05 0.00 0.03 99.66 11:30:38 all 2.16 0.00 0.11 0.02 0.03 97.68 11:30:38 0 2.38 0.00 0.10 0.04 0.02 97.45 11:30:38 1 1.75 0.00 0.10 0.01 0.03 98.12 11:30:38 2 2.37 0.00 0.14 0.02 0.02 97.45 11:30:38 3 2.13 0.00 0.11 0.04 0.03 97.70 11:40:38 all 0.76 0.00 0.07 0.01 0.03 99.14 11:40:38 0 0.80 0.00 0.04 0.01 0.01 99.14 11:40:38 1 0.54 0.00 0.07 0.03 0.04 99.32 11:40:38 2 0.94 0.00 0.08 0.00 0.04 98.94 11:40:38 3 0.76 0.00 0.08 0.02 0.02 99.13 11:50:38 all 5.66 0.00 0.22 0.02 0.04 94.07 11:50:38 0 5.65 0.00 0.24 0.02 0.02 94.07 11:50:38 1 4.59 0.00 0.27 0.05 0.04 95.05 11:50:38 2 6.01 0.00 0.18 0.00 0.04 93.76 11:50:38 3 6.38 0.00 0.19 0.01 0.04 93.39 12:00:38 all 0.35 0.00 0.06 0.01 0.04 99.54 12:00:38 0 0.19 0.00 0.06 0.03 0.04 99.69 12:00:38 1 0.23 0.00 0.05 0.01 0.03 99.69 12:00:38 2 0.31 0.00 0.06 0.00 0.04 99.58 12:00:38 3 0.69 0.00 0.05 0.02 0.03 99.21 Average: all 1.82 0.00 0.10 0.02 0.03 98.04 Average: 0 1.83 0.00 0.09 0.02 0.02 98.04 Average: 1 1.45 0.00 0.11 0.02 0.03 98.39 Average: 2 1.97 0.00 0.10 0.01 0.03 97.89 Average: 3 2.04 0.00 0.10 0.02 0.03 97.82