---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10139 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: 5600.00 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 11G 67G 14% / 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 674 10176 4 5137 14971 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:ac:d8:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84646sec preferred_lft 84646sec inet6 fe80::f816:3eff:feac:d8e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:58:4f:bf:73:a1 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-10139) 02/13/26 _x86_64_ (4 CPU) 10:45:59 LINUX RESTART (4 CPU) 10:50:46 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:09 34.65 2.61 16.39 15.64 781.91 3917.06 272758.04 11:10:01 30.99 0.94 26.71 3.33 30.92 4511.21 9645.67 Average: 32.77 1.76 21.68 9.33 397.04 4221.56 137917.25 10:50:46 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:09 10546448 14136764 1820940 11.12 135156 3580376 2097132 12.04 750076 4690260 28144 11:10:01 8375088 13212084 2736324 16.71 174980 4691536 2811084 16.14 1089012 6423460 35000 Average: 9460768 13674424 2278632 13.92 155068 4135956 2454108 14.09 919544 5556860 31572 10:50:46 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:09 lo 1.27 1.27 0.14 0.14 0.00 0.00 0.00 0.00 11:00:09 ens3 116.75 91.18 940.27 20.56 0.00 0.00 0.00 0.00 11:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 1540.65 1540.65 1467.60 1467.60 0.00 0.00 0.00 0.00 11:10:01 ens3 96.49 72.49 468.08 18.72 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 790.18 790.18 752.18 752.18 0.00 0.00 0.00 0.00 Average: ens3 106.36 81.60 698.28 19.62 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-10139) 02/13/26 _x86_64_ (4 CPU) 10:45:59 LINUX RESTART (4 CPU) 10:50:46 CPU %user %nice %system %iowait %steal %idle 11:00:09 all 60.76 0.00 2.13 0.39 0.09 36.63 11:00:09 0 60.03 0.00 2.54 0.52 0.10 36.82 11:00:09 1 60.01 0.00 1.92 0.42 0.09 37.56 11:00:09 2 61.48 0.00 1.91 0.18 0.09 36.35 11:00:09 3 61.50 0.00 2.14 0.45 0.09 35.82 11:10:01 all 70.16 0.00 2.69 0.18 0.11 26.87 11:10:01 0 71.09 0.00 2.78 0.10 0.11 25.92 11:10:01 1 72.72 0.00 2.89 0.24 0.11 24.05 11:10:01 2 68.79 0.00 2.70 0.20 0.10 28.21 11:10:01 3 68.04 0.00 2.40 0.17 0.12 29.27 Average: all 65.57 0.00 2.42 0.28 0.10 31.63 Average: 0 65.70 0.00 2.66 0.30 0.10 31.23 Average: 1 66.51 0.00 2.41 0.33 0.10 30.65 Average: 2 65.22 0.00 2.31 0.19 0.09 32.18 Average: 3 64.85 0.00 2.28 0.30 0.10 32.47