---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-463176 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 13G 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 659 8442 4 6887 14987 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:b1:0d:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84235sec preferred_lft 84235sec inet6 fe80::f816:3eff:feb1:d15/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:a7:59:0a:de:78 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-463176) 03/13/26 _x86_64_ (4 CPU) 15:00:52 LINUX RESTART (4 CPU) 15:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:22 26.86 0.02 23.68 3.15 0.32 2191.13 4233.00 15:30:38 21.26 0.02 19.27 1.96 0.34 4122.84 38820.61 Average: 24.07 0.02 21.49 2.56 0.33 3153.69 21467.94 15:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:22 9212364 13206900 2748292 16.79 152904 3944932 3154752 18.11 866488 5877652 47284 15:30:38 5563788 10544800 5406256 33.02 164760 4877884 5202692 29.86 1153036 9184576 260 Average: 7388076 11875850 4077274 24.90 158832 4411408 4178722 23.99 1009762 7531114 23772 15:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:22 lo 1616.87 1616.87 1536.29 1536.29 0.00 0.00 0.00 0.00 15:20:22 ens3 44.30 34.02 36.53 11.40 0.00 0.00 0.00 0.00 15:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:38 lo 852.48 852.48 5159.62 5159.62 0.00 0.00 0.00 0.00 15:30:38 ens3 30.00 22.26 24.62 8.18 0.00 0.00 0.00 0.00 15:30:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1235.97 1235.97 3341.79 3341.79 0.00 0.00 0.00 0.00 Average: ens3 37.18 28.16 30.60 9.80 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-463176) 03/13/26 _x86_64_ (4 CPU) 15:00:52 LINUX RESTART (4 CPU) 15:10:01 CPU %user %nice %system %iowait %steal %idle 15:20:22 all 67.20 0.00 2.46 0.05 0.12 30.18 15:20:22 0 67.23 0.00 2.46 0.05 0.12 30.14 15:20:22 1 67.74 0.00 2.54 0.06 0.12 29.54 15:20:22 2 67.36 0.00 2.67 0.04 0.12 29.82 15:20:22 3 66.46 0.00 2.15 0.05 0.11 31.23 15:30:38 all 51.95 0.00 1.83 0.09 0.10 46.02 15:30:38 0 52.07 0.00 1.63 0.10 0.10 46.10 15:30:38 1 49.04 0.00 1.77 0.08 0.10 49.01 15:30:38 2 52.81 0.00 1.74 0.08 0.10 45.27 15:30:38 3 53.90 0.00 2.18 0.11 0.11 43.71 Average: all 59.60 0.00 2.14 0.07 0.11 38.08 Average: 0 59.68 0.00 2.05 0.07 0.11 38.09 Average: 1 58.42 0.00 2.16 0.07 0.11 39.24 Average: 2 60.10 0.00 2.21 0.06 0.11 37.52 Average: 3 60.20 0.00 2.16 0.08 0.11 37.45