---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-66014 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5599.99 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 650 8824 4 6514 14996 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:1b:cc:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84483sec preferred_lft 84483sec inet6 fe80::f816:3eff:fe1b:cc5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:ae:44:09:c2:70 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-66014) 04/02/26 _x86_64_ (4 CPU) 13:15:32 LINUX RESTART (4 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:18 24.14 0.10 21.30 2.75 7.96 2311.80 14266.59 13:40:18 30.38 0.04 27.46 2.87 0.84 4300.43 14858.14 Average: 27.22 0.07 24.34 2.81 4.45 3292.20 14558.23 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:18 9142832 12822948 3135276 19.15 141588 3651576 3233992 18.56 706152 6136632 101972 13:40:18 7538300 12114492 3838528 23.44 157808 4490940 3582256 20.56 972704 7408524 452 Average: 8340566 12468720 3486902 21.30 149698 4071258 3408124 19.56 839428 6772578 51212 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:18 lo 1464.67 1464.67 1389.93 1389.93 0.00 0.00 0.00 0.00 13:30:18 ens3 28.51 24.34 21.63 7.77 0.00 0.00 0.00 0.00 13:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:18 lo 1192.50 1192.50 1129.32 1129.32 0.00 0.00 0.00 0.00 13:40:18 ens3 25.20 20.54 43.44 6.64 0.00 0.00 0.00 0.00 13:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1330.49 1330.49 1261.45 1261.45 0.00 0.00 0.00 0.00 Average: ens3 26.88 22.47 32.38 7.21 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-66014) 04/02/26 _x86_64_ (4 CPU) 13:15:32 LINUX RESTART (4 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:18 all 66.35 0.00 2.32 0.05 0.09 31.19 13:30:18 0 66.51 0.00 2.23 0.06 0.09 31.11 13:30:18 1 66.57 0.00 2.44 0.07 0.09 30.82 13:30:18 2 65.72 0.00 2.38 0.03 0.09 31.78 13:30:18 3 66.60 0.00 2.21 0.04 0.09 31.06 13:40:18 all 57.24 0.00 2.32 0.10 0.09 40.24 13:40:18 0 60.62 0.00 2.74 0.15 0.10 36.40 13:40:18 1 58.55 0.00 2.38 0.05 0.09 38.93 13:40:18 2 54.11 0.00 2.20 0.16 0.10 43.43 13:40:18 3 55.68 0.00 1.97 0.03 0.09 42.22 Average: all 61.86 0.00 2.32 0.07 0.09 35.65 Average: 0 63.60 0.00 2.48 0.10 0.09 33.72 Average: 1 62.61 0.00 2.41 0.06 0.09 34.82 Average: 2 60.00 0.00 2.29 0.10 0.09 37.52 Average: 3 61.22 0.00 2.09 0.03 0.09 36.56