---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9681 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 18G 61G 23% / 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 684 10627 4 4677 14962 Swap: 1023 13 1010 ---> 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:0a:66:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80368sec preferred_lft 80368sec inet6 fe80::f816:3eff:fe0a:66b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:ce:c6:10:12:29 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-9681) 12/05/25 _x86_64_ (4 CPU) 14:05:34 LINUX RESTART (4 CPU) 14:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:13 102.56 22.13 76.36 4.07 736.74 24117.16 17143.21 14:30:21 25.85 2.38 22.32 1.15 29.46 613.42 816.76 14:40:01 18.97 0.06 17.94 0.97 2.08 821.49 1644.70 14:50:15 14.28 0.01 13.55 0.73 0.83 386.40 264.21 15:00:21 4.72 0.00 4.58 0.13 0.17 115.71 41.56 15:10:01 3.59 0.03 3.46 0.10 1.71 68.43 35.71 15:20:21 5.76 0.00 5.49 0.26 0.31 190.69 280.86 15:30:21 5.43 0.01 5.22 0.20 0.17 146.65 87.44 15:40:01 9.44 0.02 9.09 0.33 0.63 560.12 128.27 Average: 21.39 2.79 17.70 0.89 87.44 3052.54 2305.24 14:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:13 915804 4907788 11021864 67.32 267712 3669888 12046156 69.14 2003620 12817632 436 14:30:21 3657580 7360452 8571244 52.35 269388 3397888 9452028 54.25 2110716 9997828 524 14:40:01 9791716 13621096 2315220 14.14 274760 3518140 3054328 17.53 2152272 3844360 320 14:50:15 7618004 11495176 4439792 27.12 277256 3563428 5190412 29.79 2157276 6014744 60 15:00:21 7527444 11417192 4517816 27.59 277764 3575500 5239532 30.07 2158240 6096476 48 15:10:01 9662564 13569320 2366792 14.46 278028 3592240 3521660 20.21 2159776 3981404 14004 15:20:21 6146568 10069956 5864264 35.82 278604 3608296 6607480 37.93 2162636 7470880 84 15:30:21 7546112 11488212 4446840 27.16 279256 3626360 5227828 30.01 2164696 6083888 276 15:40:01 7322964 11385960 4548876 27.78 282788 3738048 5271112 30.26 2178636 6280584 256 Average: 6687640 10590572 5343634 32.64 276173 3587754 6178948 35.47 2138652 6954200 1779 14:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:13 lo 14.50 14.50 14.12 14.12 0.00 0.00 0.00 0.00 14:20:13 ens3 47.21 31.63 838.93 3.36 0.00 0.00 0.00 0.00 14:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:21 lo 46.06 46.06 20.82 20.82 0.00 0.00 0.00 0.00 14:30:21 ens3 2.13 2.18 0.41 1.38 0.00 0.00 0.00 0.00 14:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 24.98 24.98 10.76 10.76 0.00 0.00 0.00 0.00 14:40:01 ens3 1.18 1.01 0.31 0.25 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:15 lo 18.99 18.99 9.86 9.86 0.00 0.00 0.00 0.00 14:50:15 ens3 0.78 0.69 0.16 0.13 0.00 0.00 0.00 0.00 14:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:21 lo 13.14 13.14 6.03 6.03 0.00 0.00 0.00 0.00 15:00:21 ens3 0.52 0.39 0.11 0.08 0.00 0.00 0.00 0.00 15:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 22.18 22.18 7.17 7.17 0.00 0.00 0.00 0.00 15:10:01 ens3 0.36 0.24 0.08 0.05 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:21 lo 21.05 21.05 11.77 11.77 0.00 0.00 0.00 0.00 15:20:21 ens3 1.18 0.65 0.29 0.20 0.00 0.00 0.00 0.00 15:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:21 lo 16.37 16.37 9.28 9.28 0.00 0.00 0.00 0.00 15:30:21 ens3 1.39 0.64 0.40 0.26 0.00 0.00 0.00 0.00 15:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 20.77 20.77 10.23 10.23 0.00 0.00 0.00 0.00 15:40:01 ens3 1.15 0.97 0.53 0.24 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.00 22.00 11.15 11.15 0.00 0.00 0.00 0.00 Average: ens3 6.32 4.34 95.31 0.67 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-9681) 12/05/25 _x86_64_ (4 CPU) 14:05:34 LINUX RESTART (4 CPU) 14:10:01 CPU %user %nice %system %iowait %steal %idle 14:20:13 all 46.21 0.00 2.11 2.13 0.12 49.43 14:20:13 0 44.62 0.00 1.99 2.49 0.12 50.78 14:20:13 1 45.49 0.00 2.23 2.36 0.11 49.81 14:20:13 2 49.07 0.00 2.19 1.70 0.13 46.93 14:20:13 3 45.66 0.00 2.05 1.96 0.11 50.22 14:30:21 all 46.26 0.00 1.70 0.10 0.12 51.82 14:30:21 0 46.66 0.00 1.81 0.18 0.12 51.22 14:30:21 1 45.03 0.00 1.58 0.11 0.11 53.17 14:30:21 2 46.45 0.00 1.63 0.05 0.12 51.75 14:30:21 3 46.91 0.00 1.77 0.07 0.11 51.15 14:40:01 all 28.93 0.00 1.12 0.08 0.11 69.76 14:40:01 0 28.48 0.00 1.30 0.09 0.12 70.02 14:40:01 1 30.02 0.00 1.00 0.06 0.10 68.82 14:40:01 2 28.45 0.00 1.17 0.11 0.11 70.16 14:40:01 3 28.79 0.00 0.99 0.05 0.11 70.05 14:50:15 all 23.36 0.00 0.80 0.04 0.10 75.70 14:50:15 0 23.52 0.00 0.73 0.10 0.10 75.54 14:50:15 1 23.13 0.00 0.85 0.04 0.10 75.87 14:50:15 2 24.10 0.00 0.77 0.02 0.10 75.01 14:50:15 3 22.69 0.00 0.84 0.02 0.09 76.36 15:00:21 all 7.10 0.00 0.46 0.25 0.09 92.10 15:00:21 0 6.96 0.00 0.50 0.11 0.09 92.33 15:00:21 1 7.52 0.00 0.48 0.08 0.09 91.83 15:00:21 2 7.06 0.00 0.48 0.19 0.09 92.19 15:00:21 3 6.87 0.00 0.37 0.61 0.09 92.05 15:10:01 all 5.47 0.00 0.45 0.09 0.08 93.90 15:10:01 0 5.53 0.00 0.44 0.04 0.08 93.92 15:10:01 1 5.52 0.00 0.46 0.15 0.08 93.79 15:10:01 2 5.39 0.00 0.52 0.06 0.09 93.93 15:10:01 3 5.46 0.00 0.39 0.13 0.07 93.95 15:20:21 all 13.34 0.00 0.62 0.08 0.09 85.88 15:20:21 0 13.53 0.00 0.56 0.01 0.09 85.80 15:20:21 1 13.51 0.00 0.69 0.09 0.09 85.62 15:20:21 2 12.69 0.00 0.56 0.02 0.09 86.63 15:20:21 3 13.61 0.00 0.67 0.18 0.09 85.46 15:30:21 all 7.72 0.00 0.46 0.02 0.09 91.70 15:30:21 0 7.57 0.00 0.52 0.01 0.09 91.81 15:30:21 1 7.89 0.00 0.48 0.02 0.09 91.53 15:30:21 2 7.99 0.00 0.41 0.04 0.09 91.47 15:30:21 3 7.44 0.00 0.44 0.03 0.08 92.02 15:40:01 all 14.18 0.00 0.64 0.04 0.09 85.04 15:40:01 0 13.02 0.00 0.62 0.04 0.08 86.24 15:40:01 1 14.97 0.00 0.69 0.04 0.09 84.21 15:40:01 2 14.12 0.00 0.65 0.08 0.09 85.05 15:40:01 3 14.62 0.00 0.61 0.01 0.08 84.68 Average: all 21.48 0.00 0.93 0.32 0.10 77.17 Average: 0 21.19 0.00 0.94 0.35 0.10 77.42 Average: 1 21.52 0.00 0.94 0.33 0.10 77.11 Average: 2 21.80 0.00 0.94 0.26 0.10 76.91 Average: 3 21.42 0.00 0.91 0.34 0.09 77.24