---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23762 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 9.7G 68G 13% / 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 622 11293 4 4073 15024 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:be:d4:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84766sec preferred_lft 84766sec inet6 fe80::f816:3eff:febe:d46f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:7d:25:02:95:49 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-23762) 02/27/26 _x86_64_ (4 CPU) 10:03:00 LINUX RESTART (4 CPU) 10:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:02 10.28 1.88 7.96 0.44 124.25 2144.49 1070.09 10:30:01 31.49 0.59 14.82 16.08 24.68 2877.83 241828.58 Average: 20.87 1.24 11.39 8.25 74.52 2510.77 121320.80 10:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:02 10656780 13659952 2302404 14.06 121140 3030288 2520068 14.47 516040 4842756 28212 10:30:01 11606556 15420452 535508 3.27 158192 3726132 1077728 6.19 707464 3619144 30480 Average: 11131668 14540202 1418956 8.67 139666 3378210 1798898 10.33 611752 4230950 29346 10:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:02 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 10:20:02 ens3 72.08 55.89 613.73 11.80 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 10:30:01 ens3 65.89 51.56 144.98 17.45 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 68.99 53.73 379.60 14.62 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-23762) 02/27/26 _x86_64_ (4 CPU) 10:03:00 LINUX RESTART (4 CPU) 10:10:02 CPU %user %nice %system %iowait %steal %idle 10:20:02 all 34.24 0.00 1.11 0.08 0.08 64.49 10:20:02 0 34.31 0.00 0.99 0.18 0.08 64.45 10:20:02 1 33.85 0.00 1.24 0.06 0.08 64.77 10:20:02 2 35.34 0.00 1.09 0.04 0.08 63.45 10:20:02 3 33.47 0.00 1.11 0.04 0.08 65.30 10:30:01 all 68.03 0.00 2.32 0.14 0.13 29.38 10:30:01 0 69.78 0.00 2.35 0.06 0.13 27.67 10:30:01 1 65.47 0.00 2.38 0.38 0.14 31.64 10:30:01 2 65.83 0.00 2.07 0.04 0.13 31.94 10:30:01 3 71.04 0.00 2.47 0.07 0.13 26.28 Average: all 51.12 0.00 1.71 0.11 0.11 46.96 Average: 0 52.02 0.00 1.67 0.12 0.11 46.09 Average: 1 49.65 0.00 1.81 0.22 0.11 48.21 Average: 2 50.57 0.00 1.58 0.04 0.11 47.71 Average: 3 52.23 0.00 1.79 0.06 0.10 45.82