---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6675 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 638 8650 4 6700 15007 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:0a:49:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84562sec preferred_lft 84562sec inet6 fe80::f816:3eff:fe0a:4991/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:be:ab:0e:c6:02 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-6675) 03/21/26 _x86_64_ (4 CPU) 14:39:08 LINUX RESTART (4 CPU) 14:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 43.47 4.21 35.46 3.80 415.49 6270.90 13700.26 15:00:01 27.41 0.02 24.63 2.76 0.24 2369.77 15810.23 Average: 35.33 2.09 29.98 3.27 205.15 4294.81 14769.05 14:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 9840240 13493736 2463664 15.05 137572 3644752 2614000 15.00 748228 5396796 28080 15:00:01 9029104 13095212 2858676 17.46 159348 4001500 3219844 18.48 863508 6068060 25232 Average: 9434672 13294474 2661170 16.25 148460 3823126 2916922 16.74 805868 5732428 26656 14:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 1588.50 1588.50 1508.19 1508.19 0.00 0.00 0.00 0.00 14:50:01 ens3 114.71 88.37 1202.97 15.90 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 1291.66 1291.66 1230.46 1230.46 0.00 0.00 0.00 0.00 15:00:01 ens3 27.74 22.82 41.18 6.48 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1438.14 1438.14 1367.51 1367.51 0.00 0.00 0.00 0.00 Average: ens3 70.66 55.17 614.47 11.13 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-6675) 03/21/26 _x86_64_ (4 CPU) 14:39:08 LINUX RESTART (4 CPU) 14:40:17 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 66.23 0.00 2.77 0.17 0.12 30.71 14:50:01 0 65.93 0.00 2.98 0.18 0.12 30.79 14:50:01 1 67.44 0.00 2.80 0.34 0.12 29.30 14:50:01 2 64.94 0.00 2.64 0.08 0.12 32.23 14:50:01 3 66.61 0.00 2.69 0.08 0.12 30.50 15:00:01 all 66.39 0.00 2.34 0.06 0.12 31.09 15:00:01 0 65.62 0.00 2.21 0.07 0.12 31.99 15:00:01 1 66.89 0.00 2.50 0.08 0.12 30.41 15:00:01 2 67.84 0.00 2.49 0.03 0.12 29.52 15:00:01 3 65.21 0.00 2.17 0.04 0.12 32.46 Average: all 66.31 0.00 2.56 0.11 0.12 30.90 Average: 0 65.77 0.00 2.59 0.12 0.12 31.40 Average: 1 67.16 0.00 2.65 0.21 0.12 29.86 Average: 2 66.41 0.00 2.56 0.05 0.12 30.85 Average: 3 65.90 0.00 2.43 0.06 0.12 31.49