---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11108 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 65G 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 665 8381 4 6941 14980 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:e1:88:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84044sec preferred_lft 84044sec inet6 fe80::f816:3eff:fee1:88f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:81:ba:8a:d0:10 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-11108) 05/05/26 _x86_64_ (4 CPU) 14:30:00 LINUX RESTART (4 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 25.88 0.01 22.88 2.99 0.19 2064.94 11740.29 15:00:01 21.72 0.03 19.67 2.02 0.72 3918.91 20258.17 Average: 23.80 0.02 21.28 2.50 0.45 2991.95 15999.34 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 9273532 13041164 2915164 17.80 151040 3721040 3182644 18.27 748452 5944408 49356 15:00:01 6486388 11162676 4789784 29.25 164048 4577644 4683860 26.89 1023888 8393620 460 Average: 7879960 12101920 3852474 23.53 157544 4149342 3933252 22.58 886170 7169014 24908 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 1465.26 1465.26 1396.28 1396.28 0.00 0.00 0.00 0.00 14:50:01 ens3 37.72 29.82 35.93 10.70 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 834.81 834.81 3002.04 3002.04 0.00 0.00 0.00 0.00 15:00:01 ens3 29.07 23.23 24.89 8.71 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 1150.03 1150.03 2199.18 2199.18 0.00 0.00 0.00 0.00 Average: ens3 33.39 26.52 30.41 9.70 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-11108) 05/05/26 _x86_64_ (4 CPU) 14:30:00 LINUX RESTART (4 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 65.72 0.00 2.40 0.82 0.12 30.94 14:50:01 0 64.21 0.00 2.16 0.53 0.11 32.99 14:50:01 1 64.82 0.00 2.43 1.10 0.12 31.53 14:50:01 2 67.14 0.00 2.15 0.48 0.12 30.12 14:50:01 3 66.72 0.00 2.86 1.18 0.12 29.12 15:00:01 all 49.94 0.00 1.90 0.28 0.10 47.78 15:00:01 0 50.22 0.00 2.02 0.40 0.10 47.26 15:00:01 1 47.54 0.00 1.86 0.21 0.10 50.28 15:00:01 2 50.94 0.00 1.72 0.35 0.11 46.88 15:00:01 3 51.04 0.00 2.01 0.15 0.11 46.69 Average: all 57.83 0.00 2.15 0.55 0.11 39.36 Average: 0 57.22 0.00 2.09 0.46 0.11 40.13 Average: 1 56.18 0.00 2.15 0.66 0.11 40.91 Average: 2 59.04 0.00 1.94 0.41 0.11 38.50 Average: 3 58.88 0.00 2.44 0.66 0.11 37.91