---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-784 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: 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 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 680 8477 4 6831 14966 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:95:4b:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84567sec preferred_lft 84567sec inet6 fe80::f816:3eff:fe95:4bf4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:36:59:98:33:e6 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-784) 03/17/26 _x86_64_ (4 CPU) 13:36:39 LINUX RESTART (4 CPU) 13:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:12 40.92 0.85 23.30 16.77 421.93 2854.56 260650.19 14:00:12 33.35 0.02 30.11 3.23 0.25 4533.17 8533.51 Average: 37.13 0.43 26.70 10.00 211.09 3693.87 134591.85 13:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:12 8875768 12707444 3248892 19.84 143244 3803608 3269652 18.77 818728 6285028 37568 14:00:12 7587608 12424812 3527084 21.54 162668 4743208 3461824 19.87 1101412 7237472 2448 Average: 8231688 12566128 3387988 20.69 152956 4273408 3365738 19.32 960070 6761250 20008 13:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:12 lo 1444.86 1444.86 1370.58 1370.58 0.00 0.00 0.00 0.00 13:50:12 ens3 63.07 42.70 264.11 10.99 0.00 0.00 0.00 0.00 13:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:12 lo 1490.56 1490.56 1419.41 1419.41 0.00 0.00 0.00 0.00 14:00:12 ens3 31.25 24.32 45.30 8.00 0.00 0.00 0.00 0.00 14:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1467.71 1467.71 1394.99 1394.99 0.00 0.00 0.00 0.00 Average: ens3 47.16 33.51 154.71 9.50 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-784) 03/17/26 _x86_64_ (4 CPU) 13:36:39 LINUX RESTART (4 CPU) 13:40:12 CPU %user %nice %system %iowait %steal %idle 13:50:12 all 70.12 0.00 2.42 0.15 0.10 27.21 13:50:12 0 69.73 0.00 2.17 0.13 0.10 27.87 13:50:12 1 70.76 0.00 2.41 0.18 0.10 26.56 13:50:12 2 70.87 0.00 2.69 0.05 0.10 26.29 13:50:12 3 69.12 0.00 2.42 0.23 0.10 28.13 14:00:12 all 62.03 0.00 2.40 0.41 0.09 35.07 14:00:12 0 64.44 0.00 2.48 0.51 0.10 32.48 14:00:12 1 62.84 0.00 2.30 0.28 0.09 34.49 14:00:12 2 62.20 0.00 2.32 0.47 0.09 34.92 14:00:12 3 58.65 0.00 2.52 0.36 0.09 38.39 Average: all 66.08 0.00 2.41 0.28 0.10 31.14 Average: 0 67.09 0.00 2.32 0.32 0.10 30.17 Average: 1 66.80 0.00 2.35 0.23 0.09 30.52 Average: 2 66.54 0.00 2.51 0.26 0.09 30.60 Average: 3 63.88 0.00 2.47 0.30 0.10 33.26