---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-441586 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 13G 66G 16% / 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 634 8769 4 6585 15012 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:3a:db:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84420sec preferred_lft 84420sec inet6 fe80::f816:3eff:fe3a:db90/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:01:2b:91:9d:8e 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-441586) 03/11/26 _x86_64_ (4 CPU) 10:31:44 LINUX RESTART (4 CPU) 10:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:17 24.86 0.02 22.04 2.80 0.21 2139.84 12095.18 11:00:17 20.81 0.03 18.91 1.87 0.96 3982.28 12057.49 Average: 22.86 0.02 20.49 2.34 0.58 3050.62 12076.55 10:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:17 8904696 12609876 3346604 20.44 145680 3669000 3390592 19.46 735200 6326052 23208 11:00:17 5736168 10376812 5575572 34.05 163276 4548416 5354928 30.74 1021876 9151848 32 Average: 7320432 11493344 4461088 27.25 154478 4108708 4372760 25.10 878538 7738950 11620 10:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:17 lo 1409.97 1409.97 1343.48 1343.48 0.00 0.00 0.00 0.00 10:50:17 ens3 24.51 21.38 34.12 6.43 0.00 0.00 0.00 0.00 10:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:17 lo 807.47 807.47 5186.60 5186.60 0.00 0.00 0.00 0.00 11:00:17 ens3 19.25 16.36 18.41 5.29 0.00 0.00 0.00 0.00 11:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1112.13 1112.13 3243.27 3243.27 0.00 0.00 0.00 0.00 Average: ens3 21.91 18.90 26.35 5.86 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-441586) 03/11/26 _x86_64_ (4 CPU) 10:31:44 LINUX RESTART (4 CPU) 10:40:03 CPU %user %nice %system %iowait %steal %idle 10:50:17 all 66.31 0.00 2.35 0.06 0.12 31.16 10:50:17 0 65.54 0.00 2.24 0.07 0.12 32.04 10:50:17 1 68.05 0.00 2.66 0.07 0.12 29.09 10:50:17 2 66.25 0.00 2.57 0.04 0.12 31.02 10:50:17 3 65.40 0.00 1.94 0.06 0.12 32.49 11:00:17 all 50.00 0.00 1.90 0.08 0.11 47.91 11:00:17 0 44.96 0.00 2.09 0.07 0.11 52.77 11:00:17 1 51.34 0.00 1.76 0.07 0.11 46.72 11:00:17 2 48.92 0.00 2.08 0.05 0.10 48.86 11:00:17 3 54.80 0.00 1.68 0.12 0.11 43.29 Average: all 58.25 0.00 2.13 0.07 0.11 39.44 Average: 0 55.35 0.00 2.17 0.07 0.11 42.30 Average: 1 59.79 0.00 2.22 0.07 0.12 37.81 Average: 2 57.68 0.00 2.33 0.04 0.11 39.84 Average: 3 60.16 0.00 1.81 0.09 0.11 37.83