---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-53440 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 12G 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 670 8812 4 6506 14976 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:76:66:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84573sec preferred_lft 84573sec inet6 fe80::f816:3eff:fe76:66f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:34:45:7c:a6:ea 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-53440) 03/27/26 _x86_64_ (4 CPU) 07:59:36 LINUX RESTART (4 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 73.48 11.05 59.08 3.34 1410.26 10209.02 5591.69 08:20:23 27.17 0.02 24.36 2.78 0.27 2394.83 13203.50 Average: 49.93 5.45 41.43 3.06 693.33 6235.78 9462.03 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 9340208 12937660 3021088 18.45 133588 3589292 3114832 17.88 685192 5963640 211276 08:20:23 9274220 13125616 2830224 17.29 157224 3792692 2852312 16.37 776676 5909324 29080 Average: 9307214 13031638 2925656 17.87 145406 3690992 2983572 17.13 730934 5936482 120178 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 1586.12 1586.12 1506.14 1506.14 0.00 0.00 0.00 0.00 08:10:01 ens3 137.66 105.80 1244.78 20.93 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:23 lo 1207.61 1207.61 1150.25 1150.25 0.00 0.00 0.00 0.00 08:20:23 ens3 24.75 21.49 40.91 6.78 0.00 0.00 0.00 0.00 08:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1393.66 1393.66 1325.18 1325.18 0.00 0.00 0.00 0.00 Average: ens3 80.25 62.93 632.65 13.74 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-53440) 03/27/26 _x86_64_ (4 CPU) 07:59:36 LINUX RESTART (4 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 61.67 0.00 2.59 0.43 0.09 35.24 08:10:01 0 60.28 0.00 2.67 0.79 0.09 36.17 08:10:01 1 60.51 0.00 2.41 0.11 0.08 36.88 08:10:01 2 63.90 0.00 2.67 0.45 0.09 32.89 08:10:01 3 61.97 0.00 2.60 0.35 0.09 35.00 08:20:23 all 66.33 0.00 2.30 0.06 0.09 31.22 08:20:23 0 66.28 0.00 2.17 0.05 0.09 31.42 08:20:23 1 65.40 0.00 2.39 0.04 0.09 32.09 08:20:23 2 66.60 0.00 2.43 0.06 0.09 30.82 08:20:23 3 67.06 0.00 2.20 0.09 0.09 30.55 Average: all 64.04 0.00 2.44 0.24 0.09 33.19 Average: 0 63.33 0.00 2.41 0.41 0.09 33.76 Average: 1 63.00 0.00 2.40 0.07 0.09 34.44 Average: 2 65.27 0.00 2.55 0.25 0.09 31.84 Average: 3 64.56 0.00 2.40 0.22 0.09 32.74