---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10731 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 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 648 8833 4 6506 14997 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:8d:c4:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84612sec preferred_lft 84612sec inet6 fe80::f816:3eff:fe8d:c4f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:8d:3c:0f:77:90 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-10731) 02/15/26 _x86_64_ (4 CPU) 05:49:53 LINUX RESTART (4 CPU) 05:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:04 85.89 23.66 58.76 3.47 1633.80 10208.25 11201.05 06:10:01 29.38 0.01 26.55 2.82 0.19 2412.77 21557.36 Average: 57.78 11.90 42.74 3.15 821.26 6330.86 16352.18 05:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:04 9731616 13260444 2697240 16.47 134908 3511272 2677996 15.37 695436 5543100 109932 06:10:01 8611436 12673380 3280284 20.03 156004 3983868 3157024 18.12 828416 6493328 215732 Average: 9171526 12966912 2988762 18.25 145456 3747570 2917510 16.75 761926 6018214 162832 05:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:04 lo 1515.49 1515.49 1437.86 1437.86 0.00 0.00 0.00 0.00 06:00:04 ens3 164.55 118.04 1324.11 21.86 0.00 0.00 0.00 0.00 06:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 1386.85 1386.85 1320.95 1320.95 0.00 0.00 0.00 0.00 06:10:01 ens3 23.35 20.96 21.56 6.45 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1451.50 1451.50 1379.71 1379.71 0.00 0.00 0.00 0.00 Average: ens3 94.32 69.76 676.23 14.20 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-10731) 02/15/26 _x86_64_ (4 CPU) 05:49:53 LINUX RESTART (4 CPU) 05:50:00 CPU %user %nice %system %iowait %steal %idle 06:00:04 all 60.10 0.07 2.71 0.67 0.09 36.36 06:00:04 0 58.65 0.01 2.54 0.26 0.09 38.45 06:00:04 1 59.04 0.06 2.56 0.87 0.09 37.38 06:00:04 2 61.49 0.18 3.03 1.33 0.09 33.88 06:00:04 3 61.22 0.01 2.71 0.21 0.09 35.75 06:10:01 all 68.32 0.00 2.35 0.07 0.10 29.16 06:10:01 0 67.81 0.00 2.30 0.09 0.10 29.70 06:10:01 1 68.19 0.00 2.29 0.06 0.10 29.36 06:10:01 2 69.38 0.00 2.58 0.11 0.10 27.84 06:10:01 3 67.92 0.00 2.22 0.03 0.10 29.74 Average: all 64.19 0.03 2.53 0.37 0.09 32.78 Average: 0 63.20 0.00 2.42 0.18 0.09 34.10 Average: 1 63.59 0.03 2.43 0.47 0.09 33.39 Average: 2 65.41 0.09 2.81 0.72 0.09 30.87 Average: 3 64.55 0.01 2.46 0.12 0.09 32.76