---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20375 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 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 695 8838 4 6455 14950 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:d8:32:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84235sec preferred_lft 84235sec inet6 fe80::f816:3eff:fed8:32a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:a6:38:b3:a8:fa 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-20375) 02/24/26 _x86_64_ (4 CPU) 05:21:28 LINUX RESTART (4 CPU) 05:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:16 23.91 0.06 21.19 2.67 6.15 2205.63 7892.11 05:50:01 27.80 0.02 25.04 2.74 0.48 4385.02 9874.36 Average: 25.83 0.04 23.09 2.70 3.35 3281.43 8870.60 05:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:16 8770420 12554380 3401284 20.77 146988 3743712 3389604 19.46 730984 6466896 152964 05:50:01 6044684 10742496 5209608 31.82 161316 4602764 5063968 29.07 1019016 8848624 23944 Average: 7407552 11648438 4305446 26.30 154152 4173238 4226786 24.26 875000 7657760 88454 05:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:16 lo 1248.50 1248.50 1182.73 1182.73 0.00 0.00 0.00 0.00 05:40:16 ens3 44.70 34.65 28.14 11.59 0.00 0.00 0.00 0.00 05:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 971.24 971.24 966.27 966.27 0.00 0.00 0.00 0.00 05:50:01 ens3 40.38 31.54 41.93 10.97 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1111.64 1111.64 1075.88 1075.88 0.00 0.00 0.00 0.00 Average: ens3 42.57 33.12 34.95 11.28 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-20375) 02/24/26 _x86_64_ (4 CPU) 05:21:28 LINUX RESTART (4 CPU) 05:30:16 CPU %user %nice %system %iowait %steal %idle 05:40:16 all 65.67 0.00 2.27 0.05 0.10 31.90 05:40:16 0 65.55 0.00 2.57 0.07 0.10 31.71 05:40:16 1 64.65 0.00 2.06 0.05 0.10 33.15 05:40:16 2 66.40 0.00 2.11 0.06 0.10 31.33 05:40:16 3 66.10 0.00 2.34 0.04 0.10 31.42 05:50:01 all 54.20 0.00 2.15 0.14 0.09 43.42 05:50:01 0 57.74 0.00 2.04 0.07 0.09 40.05 05:50:01 1 50.30 0.00 1.94 0.30 0.09 47.37 05:50:01 2 52.58 0.00 2.39 0.07 0.09 44.86 05:50:01 3 56.18 0.00 2.23 0.12 0.09 41.38 Average: all 60.01 0.00 2.21 0.10 0.10 37.59 Average: 0 61.69 0.00 2.31 0.07 0.10 35.83 Average: 1 57.57 0.00 2.00 0.17 0.09 40.17 Average: 2 59.58 0.00 2.25 0.07 0.10 38.01 Average: 3 61.20 0.00 2.29 0.08 0.10 36.33