---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10733 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 12G 67G 15% / 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 754 9393 4 5842 14892 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:f5:b6:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82601sec preferred_lft 82601sec inet6 fe80::f816:3eff:fef5:b6c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:de:c1:fd:54:30 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-10733) 02/15/26 _x86_64_ (4 CPU) 05:49:58 LINUX RESTART (4 CPU) 05:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:08 21.00 10.43 10.00 0.58 1894.89 11361.40 21187.55 06:10:08 1.24 0.00 1.22 0.01 0.04 16.93 66.49 06:20:00 1.18 0.00 1.18 0.00 0.01 13.09 0.00 06:30:04 41.10 4.64 35.64 0.82 266.38 3709.06 511.52 06:40:08 31.98 0.13 28.43 3.42 5.59 3889.80 17411.80 06:50:05 25.78 0.07 22.95 2.76 1.62 6015.27 8433.27 Average: 20.46 2.57 16.62 1.27 365.19 4188.98 7982.60 05:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:08 13392564 15529548 482908 2.95 60208 2300068 1133876 6.51 389516 2338136 208 06:10:08 13391592 15528972 483552 2.95 60612 2300068 1133876 6.51 389924 2338596 48 06:20:00 13391340 15529348 483216 2.95 61096 2300200 1133876 6.51 390412 2339196 8 06:30:04 10092732 13471824 2488388 15.20 130688 3393040 2864932 16.44 685912 5225812 181116 06:40:08 8638772 12874016 3079336 18.81 167464 4141784 3177048 18.24 951708 6344112 188120 06:50:05 5804484 11368456 4576708 27.95 208752 5334404 4644720 26.66 1107840 8906700 294576 Average: 10785247 14050361 1932351 11.80 114803 3294927 2348055 13.48 652552 4582092 110679 05:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:08 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 06:00:08 ens3 31.65 19.54 330.98 2.88 0.00 0.00 0.00 0.00 06:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:08 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 06:10:08 ens3 0.35 0.13 0.11 0.05 0.00 0.00 0.00 0.00 06:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:00 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:20:00 ens3 0.28 0.06 0.05 0.02 0.00 0.00 0.00 0.00 06:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:04 lo 78.58 78.58 74.34 74.34 0.00 0.00 0.00 0.00 06:30:04 ens3 97.65 71.38 869.84 14.71 0.00 0.00 0.00 0.00 06:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:08 lo 1534.96 1534.96 1462.49 1462.49 0.00 0.00 0.00 0.00 06:40:08 ens3 54.65 44.34 99.56 14.49 0.00 0.00 0.00 0.00 06:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:05 lo 459.00 459.00 436.19 436.19 0.00 0.00 0.00 0.00 06:50:05 ens3 58.73 43.73 217.36 12.07 0.00 0.00 0.00 0.00 06:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 346.60 346.60 329.89 329.89 0.00 0.00 0.00 0.00 Average: ens3 40.69 29.96 254.26 7.39 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-10733) 02/15/26 _x86_64_ (4 CPU) 05:49:58 LINUX RESTART (4 CPU) 05:50:00 CPU %user %nice %system %iowait %steal %idle 06:00:08 all 0.95 0.00 0.36 0.46 0.02 98.21 06:00:08 0 1.15 0.00 0.41 0.23 0.02 98.18 06:00:08 1 0.92 0.00 0.32 0.47 0.02 98.27 06:00:08 2 0.75 0.00 0.29 0.44 0.02 98.51 06:00:08 3 1.00 0.00 0.43 0.69 0.02 97.87 06:10:08 all 0.02 0.00 0.02 0.01 0.02 99.93 06:10:08 0 0.02 0.00 0.02 0.00 0.01 99.95 06:10:08 1 0.02 0.00 0.03 0.02 0.02 99.91 06:10:08 2 0.03 0.00 0.01 0.01 0.02 99.94 06:10:08 3 0.03 0.00 0.03 0.00 0.02 99.92 06:20:00 all 0.02 0.00 0.02 0.01 0.02 99.93 06:20:00 0 0.02 0.00 0.01 0.00 0.02 99.95 06:20:00 1 0.02 0.00 0.03 0.03 0.02 99.89 06:20:00 2 0.02 0.00 0.02 0.00 0.02 99.94 06:20:00 3 0.02 0.00 0.02 0.00 0.01 99.95 06:30:04 all 18.60 0.00 0.84 0.25 0.04 80.26 06:30:04 0 19.89 0.00 1.08 0.14 0.04 78.86 06:30:04 1 18.65 0.00 0.89 0.40 0.05 80.00 06:30:04 2 18.13 0.00 0.71 0.35 0.04 80.77 06:30:04 3 17.74 0.00 0.69 0.12 0.04 81.42 06:40:08 all 66.69 0.00 2.52 0.07 0.10 30.62 06:40:08 0 66.06 0.00 2.43 0.05 0.10 31.36 06:40:08 1 66.33 0.00 2.65 0.08 0.10 30.84 06:40:08 2 68.01 0.00 2.88 0.08 0.09 28.94 06:40:08 3 66.37 0.00 2.15 0.06 0.10 31.33 06:50:05 all 59.32 0.00 2.07 0.10 0.08 38.43 06:50:05 0 59.78 0.00 1.99 0.04 0.09 38.10 06:50:05 1 54.91 0.00 1.61 0.12 0.08 43.28 06:50:05 2 58.06 0.00 2.21 0.15 0.08 39.50 06:50:05 3 64.52 0.00 2.45 0.10 0.09 32.84 Average: all 24.26 0.00 0.97 0.15 0.05 74.57 Average: 0 24.49 0.00 0.99 0.08 0.04 74.40 Average: 1 23.47 0.00 0.92 0.19 0.05 75.37 Average: 2 24.18 0.00 1.02 0.17 0.05 74.58 Average: 3 24.92 0.00 0.96 0.16 0.04 73.92