---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-37235 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: 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 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 708 10029 3 5251 14938 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:a8:eb:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78287sec preferred_lft 78287sec inet6 fe80::f816:3eff:fea8:ebcf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:a8:2a:cb:93:47 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 inet6 fe80::b8a8:2aff:fecb:9347/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-37235) 03/25/26 _x86_64_ (4 CPU) 09:39:31 LINUX RESTART (4 CPU) 09:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:01 138.87 15.69 117.86 5.31 2014.15 38950.69 11854.15 10:00:05 40.53 20.81 18.62 1.11 306.84 3297.79 698.45 10:10:05 10.19 1.43 8.36 0.39 15.38 233.94 311.63 10:20:05 5.10 0.04 4.84 0.22 0.79 166.73 312.11 10:30:05 8.13 0.01 7.75 0.37 0.35 249.19 302.82 10:40:05 17.69 0.02 16.95 0.72 0.89 713.29 569.12 10:50:01 11.64 0.01 11.18 0.45 0.56 388.40 465.13 11:00:05 2.09 0.00 2.09 0.00 0.00 33.58 0.01 11:10:05 20.52 0.05 4.29 16.18 0.77 129.15 211593.19 11:20:01 5.67 0.01 5.51 0.15 1.06 151.84 300.05 11:30:05 6.17 0.00 6.01 0.16 0.30 163.24 527.29 11:40:01 11.38 0.07 10.85 0.46 5.24 672.28 385.38 11:50:01 5.19 0.02 5.01 0.15 0.60 172.73 279.25 Average: 21.81 2.95 16.89 1.98 180.97 3492.78 17506.17 09:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:01 2033396 13395332 2525588 15.43 260256 10842164 3309304 19.00 2052756 11464444 548500 10:00:05 1893016 6053936 9876404 60.32 266700 3814312 10997320 63.12 1982672 11856208 192 10:10:05 6881640 11056096 4877468 29.79 267868 3826732 5552912 31.87 2032300 6819992 328 10:20:05 6914604 11095388 4838244 29.55 268996 3831956 5561640 31.92 2047036 6780508 264 10:30:05 5457452 9653068 6279780 38.35 270252 3845508 7056656 40.51 2052552 8232356 264 10:40:05 9814516 14149520 1785292 10.90 275676 3974436 2880404 16.53 2090060 3850820 10736 10:50:01 7060296 11444380 4489128 27.42 277440 4021544 5231484 30.03 2093656 6591120 236 11:00:05 7022140 11407844 4525508 27.64 277852 4022740 5221960 29.97 2094076 6614652 316 11:10:05 6828672 11236932 4696264 28.68 278680 4044484 5288840 30.36 2100016 6794172 376 11:20:01 5380672 9807796 6124592 37.41 279492 4062452 6853548 39.34 2102416 8239228 288 11:30:05 5210752 9658500 6273760 38.32 280104 4082452 6954148 39.92 2105728 8402864 396 11:40:01 7037248 11636512 4296544 26.24 284764 4222996 5131368 29.45 2122556 6579292 376 11:50:01 5741612 10368452 5563788 33.98 285380 4249908 6196520 35.57 2133716 7856472 420 Average: 5944309 10843366 5088643 31.08 274882 4526283 5864316 33.66 2077657 7698625 43284 09:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:01 lo 1.99 1.99 1.54 1.54 0.00 0.00 0.00 0.00 09:50:01 ens3 165.99 127.02 2023.98 17.99 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:05 lo 13.28 13.28 9.21 9.21 0.00 0.00 0.00 0.00 10:00:05 ens3 1.37 0.87 0.36 0.29 0.00 0.00 0.00 0.00 10:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:05 lo 17.42 17.42 8.55 8.55 0.00 0.00 0.00 0.00 10:10:05 ens3 1.32 0.82 0.27 0.19 0.00 0.00 0.00 0.00 10:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:05 lo 7.93 7.93 3.76 3.76 0.00 0.00 0.00 0.00 10:20:05 ens3 1.77 1.32 0.34 1.74 0.00 0.00 0.00 0.00 10:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:05 lo 9.59 9.59 5.95 5.95 0.00 0.00 0.00 0.00 10:30:05 ens3 1.34 0.39 0.27 0.14 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 lo 10.13 10.13 4.92 4.92 0.00 0.00 0.00 0.00 10:40:05 ens3 1.03 1.04 0.24 0.21 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 19.99 19.99 10.54 10.54 0.00 0.00 0.00 0.00 10:50:01 ens3 1.38 0.89 0.29 0.20 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 lo 9.33 9.33 4.27 4.27 0.00 0.00 0.00 0.00 11:00:05 ens3 0.86 0.37 0.22 0.14 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:05 lo 24.51 24.51 8.21 8.21 0.00 0.00 0.00 0.00 11:10:05 ens3 0.81 0.36 0.19 0.12 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 17.13 17.13 8.65 8.65 0.00 0.00 0.00 0.00 11:20:01 ens3 1.13 0.55 0.23 0.14 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:05 lo 17.75 17.75 10.46 10.46 0.00 0.00 0.00 0.00 11:30:05 ens3 1.03 0.58 0.25 0.17 0.00 0.00 0.00 0.00 11:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 11.94 11.94 7.41 7.41 0.00 0.00 0.00 0.00 11:40:01 ens3 1.32 0.72 0.33 0.23 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 31.97 31.97 12.60 12.60 0.00 0.00 0.00 0.00 11:50:01 ens3 1.49 0.82 0.33 0.22 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 14.84 14.84 7.39 7.39 0.00 0.00 0.00 0.00 Average: ens3 13.93 10.46 156.22 1.68 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-16g-37235) 03/25/26 _x86_64_ (4 CPU) 09:39:31 LINUX RESTART (4 CPU) 09:40:00 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 39.24 0.00 2.58 13.89 0.11 44.18 09:50:01 0 40.25 0.00 2.47 13.02 0.11 44.16 09:50:01 1 36.37 0.00 2.24 17.86 0.11 43.43 09:50:01 2 41.46 0.00 2.86 13.91 0.11 41.66 09:50:01 3 38.87 0.00 2.76 10.78 0.11 47.48 10:00:05 all 21.43 0.00 1.23 8.95 0.13 68.27 10:00:05 0 21.52 0.00 1.16 6.32 0.12 70.88 10:00:05 1 22.79 0.00 1.33 10.42 0.14 65.31 10:00:05 2 19.65 0.00 1.19 9.53 0.12 69.51 10:00:05 3 21.73 0.00 1.24 9.52 0.13 67.37 10:10:05 all 18.50 0.00 0.87 2.54 0.11 77.99 10:10:05 0 17.94 0.00 0.83 2.35 0.09 78.79 10:10:05 1 18.72 0.00 0.89 4.53 0.13 75.73 10:10:05 2 18.55 0.00 0.93 1.24 0.10 79.17 10:10:05 3 18.77 0.00 0.82 2.04 0.11 78.27 10:20:05 all 8.70 0.00 0.46 0.97 0.07 89.80 10:20:05 0 7.99 0.00 0.43 0.41 0.07 91.10 10:20:05 1 9.27 0.00 0.46 0.38 0.08 89.80 10:20:05 2 9.07 0.00 0.55 1.50 0.07 88.83 10:20:05 3 8.48 0.00 0.38 1.60 0.07 89.47 10:30:05 all 17.45 0.00 0.77 1.02 0.08 80.67 10:30:05 0 17.13 0.00 0.72 0.99 0.08 81.08 10:30:05 1 17.71 0.00 0.78 1.11 0.09 80.31 10:30:05 2 17.40 0.00 0.86 0.98 0.09 80.68 10:30:05 3 17.58 0.00 0.73 1.00 0.08 80.61 10:40:05 all 25.53 0.00 0.98 0.30 0.10 73.10 10:40:05 0 25.66 0.00 0.87 0.05 0.09 73.32 10:40:05 1 26.06 0.00 1.00 0.49 0.09 72.36 10:40:05 2 24.87 0.00 1.08 0.30 0.10 73.65 10:40:05 3 25.52 0.00 0.98 0.34 0.10 73.06 10:50:01 all 24.92 0.00 0.84 0.22 0.09 73.94 10:50:01 0 24.37 0.00 0.75 0.46 0.09 74.34 10:50:01 1 25.22 0.00 0.86 0.06 0.09 73.77 10:50:01 2 24.69 0.00 1.03 0.30 0.09 73.89 10:50:01 3 25.40 0.00 0.71 0.05 0.09 73.75 11:00:05 all 1.74 0.00 0.32 0.18 0.05 97.71 11:00:05 0 1.54 0.00 0.26 0.33 0.05 97.82 11:00:05 1 1.80 0.00 0.38 0.07 0.05 97.70 11:00:05 2 2.04 0.00 0.36 0.25 0.06 97.29 11:00:05 3 1.59 0.00 0.27 0.06 0.05 98.04 11:10:05 all 8.62 0.00 0.41 0.45 0.12 90.40 11:10:05 0 8.01 0.00 0.34 0.87 0.12 90.66 11:10:05 1 8.79 0.00 0.51 0.73 0.15 89.82 11:10:05 2 9.12 0.00 0.40 0.08 0.09 90.31 11:10:05 3 8.56 0.00 0.40 0.10 0.12 90.82 11:20:01 all 10.69 0.00 0.60 0.21 0.07 88.43 11:20:01 0 9.81 0.00 0.54 0.10 0.07 89.48 11:20:01 1 10.85 0.00 0.51 0.11 0.08 88.44 11:20:01 2 10.88 0.00 0.64 0.51 0.08 87.89 11:20:01 3 11.21 0.00 0.69 0.11 0.07 87.92 11:30:05 all 10.58 0.00 0.45 0.27 0.08 88.62 11:30:05 0 10.85 0.00 0.46 0.30 0.08 88.31 11:30:05 1 10.28 0.00 0.43 0.14 0.08 89.07 11:30:05 2 10.69 0.00 0.47 0.15 0.10 88.60 11:30:05 3 10.49 0.00 0.44 0.51 0.08 88.49 11:30:05 CPU %user %nice %system %iowait %steal %idle 11:40:01 all 18.82 0.00 0.67 0.06 0.08 80.37 11:40:01 0 18.06 0.00 0.56 0.10 0.08 81.20 11:40:01 1 20.20 0.00 0.79 0.05 0.09 78.86 11:40:01 2 18.61 0.00 0.55 0.06 0.08 80.70 11:40:01 3 18.43 0.00 0.77 0.01 0.09 80.71 11:50:01 all 11.03 0.00 0.38 0.41 0.08 88.09 11:50:01 0 10.83 0.00 0.38 0.09 0.09 88.60 11:50:01 1 11.53 0.00 0.42 1.04 0.08 86.93 11:50:01 2 10.78 0.00 0.36 0.16 0.08 88.61 11:50:01 3 10.96 0.00 0.38 0.36 0.08 88.22 Average: all 16.70 0.00 0.81 2.27 0.09 80.13 Average: 0 16.45 0.00 0.75 1.95 0.09 80.76 Average: 1 16.88 0.00 0.82 2.85 0.10 79.36 Average: 2 16.74 0.00 0.87 2.23 0.09 80.07 Average: 3 16.73 0.00 0.81 2.04 0.09 80.33