---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-474547 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: 5599.94 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 667 8770 4 6551 14979 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:d6:f0:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84159sec preferred_lft 84159sec inet6 fe80::f816:3eff:fed6:f01d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:27:06:ba:d1:61 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-474547) 03/14/26 _x86_64_ (4 CPU) 19:34:59 LINUX RESTART (4 CPU) 19:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:05 31.70 2.47 25.99 3.24 150.12 4293.92 4505.17 20:00:05 33.16 0.01 29.73 3.41 0.21 2590.97 9440.93 20:10:05 11.15 0.14 9.81 1.21 6.33 8291.24 2821.12 Average: 25.36 0.88 21.86 2.62 52.51 5056.45 5585.87 19:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:05 9435796 12991528 2966016 18.12 139756 3538264 3127948 17.95 688776 5849732 24404 20:00:05 9133948 13133404 2820500 17.23 166820 3922632 2894768 16.62 817400 5984884 31088 20:10:05 9022652 15371768 574272 3.51 179116 6183688 1095516 6.29 1628168 5197132 20 Average: 9197465 13832233 2120263 12.95 161897 4548195 2372744 13.62 1044781 5677249 18504 19:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:05 lo 1597.92 1597.92 1517.32 1517.32 0.00 0.00 0.00 0.00 19:50:05 ens3 93.39 69.38 567.50 17.06 0.00 0.00 0.00 0.00 19:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:05 lo 1550.17 1550.17 1477.02 1477.02 0.00 0.00 0.00 0.00 20:00:05 ens3 49.07 36.75 47.27 12.02 0.00 0.00 0.00 0.00 20:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:05 lo 240.87 240.87 6838.50 6838.50 0.00 0.00 0.00 0.00 20:10:05 ens3 74.45 82.15 112.88 981.02 0.00 0.00 0.00 0.00 20:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1131.04 1131.04 3272.41 3272.41 0.00 0.00 0.00 0.00 Average: ens3 72.36 62.78 243.51 335.75 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-474547) 03/14/26 _x86_64_ (4 CPU) 19:34:59 LINUX RESTART (4 CPU) 19:40:00 CPU %user %nice %system %iowait %steal %idle 19:50:05 all 69.98 0.00 2.72 0.13 0.08 27.09 19:50:05 0 70.52 0.00 2.51 0.08 0.08 26.81 19:50:05 1 68.34 0.00 2.64 0.09 0.08 28.85 19:50:05 2 68.82 0.00 3.17 0.24 0.09 27.68 19:50:05 3 72.24 0.00 2.55 0.09 0.08 25.04 20:00:05 all 62.95 0.00 2.57 0.09 0.08 34.32 20:00:05 0 61.35 0.00 2.48 0.06 0.08 36.04 20:00:05 1 63.37 0.00 2.59 0.20 0.07 33.77 20:00:05 2 62.57 0.00 2.85 0.06 0.08 34.45 20:00:05 3 64.50 0.00 2.36 0.04 0.08 33.03 20:10:05 all 31.86 0.00 0.98 0.15 0.07 66.94 20:10:05 0 27.14 0.00 0.69 0.05 0.07 72.05 20:10:05 1 38.90 0.00 1.10 0.09 0.07 59.84 20:10:05 2 29.87 0.00 1.15 0.35 0.07 68.57 20:10:05 3 31.52 0.00 0.98 0.13 0.07 67.30 Average: all 54.94 0.00 2.09 0.12 0.07 42.77 Average: 0 53.00 0.00 1.89 0.06 0.08 44.97 Average: 1 56.87 0.00 2.11 0.13 0.07 40.82 Average: 2 53.77 0.00 2.39 0.22 0.08 43.54 Average: 3 56.13 0.00 1.96 0.09 0.07 41.75