---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22566 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 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 671 10840 4 4477 14975 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:e5:9c:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84874sec preferred_lft 84874sec inet6 fe80::f816:3eff:fee5:9c8f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:08:ae:65:43:16 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-22566) 02/26/26 _x86_64_ (4 CPU) 21:55:29 LINUX RESTART (4 CPU) 22:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:12 52.21 2.98 41.17 8.05 551.57 5119.39 51530.37 22:20:14 27.90 0.20 23.33 4.38 12.36 3136.01 10748.46 Average: 39.98 1.58 32.19 6.20 280.27 4121.47 31011.27 22:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:12 10333312 13904824 2051964 12.53 162340 3522312 2228588 12.79 717108 4913016 60360 22:20:14 11208252 15432244 519544 3.17 199068 4087520 1057052 6.07 911312 3801584 11524 Average: 10770782 14668534 1285754 7.85 180704 3804916 1642820 9.43 814210 4357300 35942 22:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:12 lo 4331.55 4331.55 4129.08 4129.08 0.00 0.00 0.00 0.00 22:10:12 ens3 179.54 130.42 984.42 34.08 0.00 0.00 0.00 0.00 22:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:14 lo 2017.89 2017.89 1907.60 1907.60 0.00 0.00 0.00 0.00 22:20:14 ens3 132.45 125.24 130.93 183.69 0.00 0.00 0.00 0.00 22:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3167.45 3167.45 3011.36 3011.36 0.00 0.00 0.00 0.00 Average: ens3 155.84 127.82 555.00 109.35 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-22566) 02/26/26 _x86_64_ (4 CPU) 21:55:29 LINUX RESTART (4 CPU) 22:00:17 CPU %user %nice %system %iowait %steal %idle 22:10:12 all 65.34 0.00 3.86 0.32 0.10 30.39 22:10:12 0 64.82 0.00 3.74 0.43 0.10 30.92 22:10:12 1 64.60 0.00 3.77 0.26 0.10 31.28 22:10:12 2 65.95 0.00 3.75 0.30 0.10 29.90 22:10:12 3 65.98 0.00 4.18 0.30 0.09 29.44 22:20:14 all 39.53 0.00 2.11 0.17 0.08 58.11 22:20:14 0 43.96 0.00 2.45 0.34 0.08 53.17 22:20:14 1 35.09 0.00 1.92 0.10 0.07 62.82 22:20:14 2 39.75 0.00 2.07 0.14 0.08 57.96 22:20:14 3 39.34 0.00 2.00 0.09 0.08 58.49 Average: all 52.34 0.00 2.98 0.24 0.09 44.36 Average: 0 54.31 0.00 3.09 0.39 0.09 42.13 Average: 1 49.72 0.00 2.83 0.18 0.09 47.18 Average: 2 52.75 0.00 2.90 0.22 0.09 44.04 Average: 3 52.57 0.00 3.08 0.19 0.09 44.07