---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46662 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 676 9683 4 5628 14968 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:54:09:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79946sec preferred_lft 79946sec inet6 fe80::f816:3eff:fe54:925/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:61:53:40:3e:a0 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46662) 09/01/26 _x86_64_ (4 CPU) 18:21:25 LINUX RESTART (4 CPU) 18:30:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:03 33.70 0.01 29.10 4.60 0.04 1015.28 78169.75 18:50:01 1.93 0.00 1.93 0.00 0.00 30.40 0.01 19:00:21 11.68 0.01 9.72 1.94 0.49 500.28 51188.44 19:10:21 2.62 0.00 2.48 0.14 0.00 152.48 10.79 19:20:01 2.00 0.00 1.99 0.01 0.01 51.23 0.39 19:30:21 7.45 0.00 6.51 0.94 0.14 568.11 19513.91 19:40:21 2.37 0.00 2.36 0.01 0.00 40.60 0.05 19:50:01 2.44 0.02 2.40 0.01 1.38 302.17 0.11 20:00:02 16.09 0.15 13.69 2.25 3.69 895.76 13634.42 Average: 8.89 0.02 7.77 1.10 0.64 395.92 18116.62 18:30:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:03 10352172 13842484 2116904 12.93 153984 3467524 2387860 13.71 720752 4910548 224 18:50:01 10350800 13843300 2115936 12.92 154324 3469272 2388068 13.71 721116 4912816 240 19:00:21 9831440 13424104 2534240 15.48 159084 3556980 2802860 16.09 739484 5415756 60 19:10:21 9765532 13394200 2563744 15.66 161136 3587628 2806520 16.11 747640 5458796 24 19:20:01 9404176 13041392 2916040 17.81 161980 3593984 3165092 18.17 750736 5821532 232 19:30:21 9592856 13374704 2581796 15.77 168804 3717800 2815724 16.16 779912 5587648 20 19:40:21 9566676 13352020 2604536 15.91 169188 3720648 2831524 16.25 780500 5613116 12 19:50:01 9437836 13304560 2651532 16.19 169988 3798436 2859860 16.42 784268 5723280 556 20:00:02 9170472 13197812 2756540 16.84 179168 3939316 2932004 16.83 871100 5901000 29060 Average: 9719107 13419397 2537919 15.50 164184 3650176 2776612 15.94 766168 5482721 3381 18:30:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:03 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:40:03 ens3 8.48 6.96 8.25 2.63 0.00 0.00 0.00 0.00 18:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 18:50:01 ens3 0.74 0.55 2.69 0.08 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:21 lo 15.64 15.64 3.44 3.44 0.00 0.00 0.00 0.00 19:00:21 ens3 2.98 2.26 1.47 0.89 0.00 0.00 0.00 0.00 19:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:21 lo 1.93 1.93 0.39 0.39 0.00 0.00 0.00 0.00 19:10:21 ens3 2.29 1.59 1.84 0.68 0.00 0.00 0.00 0.00 19:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 11.23 11.23 2.91 2.91 0.00 0.00 0.00 0.00 19:20:01 ens3 1.12 0.75 1.60 0.24 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:21 lo 35.62 35.62 9.36 9.36 0.00 0.00 0.00 0.00 19:30:21 ens3 3.76 2.69 1.43 1.10 0.00 0.00 0.00 0.00 19:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:21 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 19:40:21 ens3 1.23 0.85 4.37 0.39 0.00 0.00 0.00 0.00 19:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 19:50:01 ens3 7.39 5.73 132.88 0.81 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:02 lo 1327.57 1327.57 1266.39 1266.39 0.00 0.00 0.00 0.00 20:00:02 ens3 23.95 19.19 144.66 5.74 0.00 0.00 0.00 0.00 20:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 155.74 155.74 143.34 143.34 0.00 0.00 0.00 0.00 Average: ens3 5.76 4.50 32.88 1.40 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46662) 09/01/26 _x86_64_ (4 CPU) 18:21:25 LINUX RESTART (4 CPU) 18:30:21 CPU %user %nice %system %iowait %steal %idle 18:40:03 all 11.47 0.00 0.51 0.37 0.01 87.65 18:40:03 0 10.39 0.00 0.54 0.85 0.01 88.22 18:40:03 1 11.54 0.00 0.52 0.23 0.01 87.70 18:40:03 2 11.61 0.00 0.46 0.08 0.01 87.83 18:40:03 3 12.32 0.00 0.51 0.32 0.01 86.84 18:50:01 all 0.16 0.00 0.04 0.01 0.00 99.79 18:50:01 0 0.04 0.00 0.03 0.01 0.00 99.92 18:50:01 1 0.50 0.00 0.05 0.02 0.01 99.42 18:50:01 2 0.03 0.00 0.03 0.01 0.00 99.93 18:50:01 3 0.07 0.00 0.04 0.01 0.01 99.88 19:00:21 all 8.63 0.00 0.48 0.09 0.01 90.79 19:00:21 0 8.78 0.00 0.51 0.04 0.01 90.65 19:00:21 1 8.97 0.00 0.54 0.06 0.01 90.43 19:00:21 2 7.97 0.00 0.44 0.21 0.01 91.37 19:00:21 3 8.81 0.00 0.41 0.05 0.01 90.72 19:10:21 all 4.14 0.00 0.16 0.02 0.00 95.68 19:10:21 0 4.39 0.00 0.14 0.00 0.00 95.47 19:10:21 1 3.83 0.00 0.17 0.05 0.01 95.95 19:10:21 2 4.41 0.00 0.16 0.00 0.01 95.42 19:10:21 3 3.94 0.00 0.18 0.02 0.01 95.87 19:20:01 all 2.90 0.00 0.18 0.01 0.01 96.91 19:20:01 0 2.53 0.00 0.17 0.00 0.01 97.29 19:20:01 1 3.35 0.00 0.19 0.02 0.01 96.44 19:20:01 2 2.88 0.00 0.21 0.00 0.01 96.90 19:20:01 3 2.83 0.00 0.15 0.02 0.01 97.00 19:30:21 all 8.50 0.00 0.59 0.14 0.01 90.76 19:30:21 0 9.02 0.00 0.64 0.07 0.01 90.25 19:30:21 1 8.71 0.00 0.56 0.05 0.01 90.67 19:30:21 2 7.96 0.00 0.58 0.07 0.01 91.39 19:30:21 3 8.31 0.00 0.57 0.36 0.01 90.75 19:40:21 all 0.27 0.00 0.05 0.02 0.00 99.66 19:40:21 0 0.41 0.00 0.08 0.01 0.01 99.49 19:40:21 1 0.25 0.00 0.04 0.04 0.00 99.66 19:40:21 2 0.30 0.00 0.07 0.02 0.01 99.61 19:40:21 3 0.12 0.00 0.01 0.00 0.00 99.87 19:50:01 all 0.62 0.00 0.06 0.05 0.00 99.27 19:50:01 0 1.23 0.00 0.07 0.13 0.00 98.57 19:50:01 1 0.45 0.00 0.06 0.01 0.00 99.48 19:50:01 2 0.32 0.00 0.05 0.04 0.00 99.59 19:50:01 3 0.48 0.00 0.07 0.01 0.00 99.44 20:00:02 all 20.54 0.00 1.25 0.05 0.01 78.15 20:00:02 0 20.85 0.00 1.38 0.03 0.02 77.72 20:00:02 1 20.47 0.00 1.21 0.06 0.01 78.24 20:00:02 2 20.76 0.00 1.10 0.03 0.01 78.10 20:00:02 3 20.08 0.00 1.32 0.07 0.01 78.52 Average: all 6.39 0.00 0.37 0.08 0.01 93.14 Average: 0 6.45 0.00 0.40 0.13 0.01 93.02 Average: 1 6.49 0.00 0.37 0.06 0.01 93.07 Average: 2 6.28 0.00 0.35 0.05 0.01 93.32 Average: 3 6.36 0.00 0.37 0.09 0.01 93.17