---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-38322 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: 5599.94 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 10G 68G 13% / 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 703 10892 4 4392 14943 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:07:3e:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83452sec preferred_lft 83452sec inet6 fe80::f816:3eff:fe07:3e8b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:d1:18:03:27:b7 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-38322) 07/24/26 _x86_64_ (4 CPU) 06:45:49 LINUX RESTART (4 CPU) 06:50:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:22 2.18 0.04 2.12 0.01 1.49 37.27 0.72 07:10:22 1.49 0.01 1.48 0.00 0.04 30.15 0.00 07:20:02 42.78 2.64 33.71 6.43 146.91 4181.24 27622.07 07:30:39 45.91 0.15 26.59 19.17 9.51 3368.20 239892.31 Average: 23.28 0.68 15.99 6.60 38.14 1907.86 69861.29 06:50:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:22 13152584 15526748 455340 2.78 91836 2477624 982184 5.64 267128 2643956 148 07:10:22 13147964 15523836 458160 2.80 93112 2477900 982360 5.64 268408 2648800 164 07:20:02 10536648 13896916 2062404 12.60 154188 3324932 2200560 12.63 561716 4881976 26264 07:30:39 11258244 15392820 561876 3.43 199160 3990664 1098516 6.31 788204 3858584 44 Average: 12023860 15085080 884445 5.40 134574 3067780 1315905 7.55 471364 3508329 6655 06:50:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:22 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 07:00:22 ens3 3.74 2.86 20.68 0.57 0.00 0.00 0.00 0.00 07:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:22 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:10:22 ens3 3.73 3.19 28.97 0.55 0.00 0.00 0.00 0.00 07:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:02 lo 3578.06 3578.06 3412.28 3412.28 0.00 0.00 0.00 0.00 07:20:02 ens3 158.49 117.09 803.01 29.28 0.00 0.00 0.00 0.00 07:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:39 lo 2495.38 2495.38 2370.92 2370.92 0.00 0.00 0.00 0.00 07:30:39 ens3 101.29 83.18 109.80 97.26 0.00 0.00 0.00 0.00 07:30:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1516.37 1516.37 1443.74 1443.74 0.00 0.00 0.00 0.00 Average: ens3 66.58 51.52 233.95 32.94 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-38322) 07/24/26 _x86_64_ (4 CPU) 06:45:49 LINUX RESTART (4 CPU) 06:50:22 CPU %user %nice %system %iowait %steal %idle 07:00:22 all 0.15 0.00 0.04 0.01 0.01 99.79 07:00:22 0 0.03 0.00 0.03 0.01 0.01 99.92 07:00:22 1 0.06 0.00 0.03 0.03 0.01 99.88 07:00:22 2 0.44 0.00 0.04 0.00 0.01 99.51 07:00:22 3 0.08 0.00 0.06 0.02 0.01 99.84 07:10:22 all 0.14 0.00 0.03 0.02 0.01 99.80 07:10:22 0 0.00 0.00 0.01 0.02 0.01 99.95 07:10:22 1 0.44 0.00 0.03 0.03 0.01 99.48 07:10:22 2 0.03 0.00 0.02 0.00 0.01 99.94 07:10:22 3 0.10 0.00 0.05 0.02 0.01 99.82 07:20:02 all 58.02 0.00 3.47 0.09 0.11 38.31 07:20:02 0 59.59 0.00 3.23 0.04 0.11 37.03 07:20:02 1 57.55 0.00 3.47 0.07 0.11 38.80 07:20:02 2 57.40 0.00 3.63 0.15 0.11 38.71 07:20:02 3 57.54 0.00 3.54 0.10 0.11 38.70 07:30:39 all 40.71 0.00 2.52 0.10 0.08 56.59 07:30:39 0 37.06 0.00 2.77 0.04 0.08 60.06 07:30:39 1 43.36 0.00 2.59 0.10 0.09 53.87 07:30:39 2 43.19 0.00 2.57 0.17 0.08 53.99 07:30:39 3 39.25 0.00 2.18 0.08 0.08 58.42 Average: all 24.67 0.00 1.51 0.05 0.05 73.71 Average: 0 24.03 0.00 1.51 0.03 0.05 74.38 Average: 1 25.29 0.00 1.52 0.06 0.06 73.07 Average: 2 25.20 0.00 1.56 0.08 0.05 73.11 Average: 3 24.17 0.00 1.45 0.05 0.05 74.28