---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-37560 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: 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 60G 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 675 11684 4 3629 14971 Swap: 1023 15 1008 ---> 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:a2:a3:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79416sec preferred_lft 79416sec inet6 fe80::f816:3eff:fea2:a36b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:5f:4a:c9:8a:6e 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::485f:4aff:fec9:8a6e/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-37560) 03/25/26 _x86_64_ (4 CPU) 09:45:15 LINUX RESTART (4 CPU) 09:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:15 76.03 3.66 68.48 3.89 531.85 26067.71 14026.78 10:10:17 55.24 27.57 26.20 1.46 389.55 1639.65 1025.76 10:20:17 6.15 0.54 5.38 0.24 22.55 179.95 129.44 10:30:17 7.86 0.13 7.31 0.42 3.41 249.94 1009.75 10:40:04 18.88 0.02 18.01 0.85 1.27 851.90 849.78 10:50:04 10.57 0.05 10.04 0.48 1.91 335.24 142.54 11:00:05 4.94 0.04 4.79 0.10 0.80 131.30 52.08 11:10:05 5.06 0.04 4.84 0.18 1.41 150.74 77.52 11:20:06 5.87 0.04 5.65 0.18 1.48 160.47 57.81 11:30:07 28.03 0.12 11.65 16.27 5.35 676.17 211350.57 11:40:17 4.96 0.02 4.76 0.17 0.72 168.40 63.31 Average: 20.41 2.94 15.26 2.21 88.17 2821.35 20798.42 09:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:15 163432 3551464 12378800 75.60 262260 3091536 14552252 83.53 2148232 13458972 304 10:10:17 3750508 6155276 9782616 59.75 272024 2214696 11237880 64.51 1823072 10326052 492 10:20:17 8894508 11319424 4620368 28.22 272720 2234088 5595148 32.12 1837484 5182176 364 10:30:17 7252760 9694896 6246752 38.15 273804 2250276 7036400 40.39 1842840 6822696 316 10:40:04 11294060 13887732 2056412 12.56 279260 2395616 2934476 16.84 1893360 2746180 11536 10:50:04 8720292 11354544 4588340 28.02 281148 2434292 5327840 30.58 1897168 5297508 264 11:00:05 8823652 11474604 4468228 27.29 281532 2450612 5255056 30.16 1898464 5199900 304 11:10:05 7329972 10001688 5940336 36.28 281908 2471008 6782752 38.93 1900524 6685708 284 11:20:06 7192156 9885640 6056228 36.99 282468 2492232 6858840 39.37 1903956 6819928 496 11:30:07 8718672 11568616 4374148 26.72 286888 2638808 5165204 29.65 1925844 5265252 392 11:40:17 7569568 10447360 5494776 33.56 287392 2666088 6168308 35.41 1936784 6407392 144 Average: 7246325 9940113 6000637 36.65 278309 2485387 6992196 40.14 1909793 6746524 1354 09:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:15 lo 8.06 8.06 8.06 8.06 0.00 0.00 0.00 0.00 10:00:15 ens3 46.27 30.63 759.69 3.30 0.00 0.00 0.00 0.00 10:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:17 lo 39.89 39.89 21.36 21.36 0.00 0.00 0.00 0.00 10:10:17 ens3 2.66 2.36 0.55 1.80 0.00 0.00 0.00 0.00 10:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:17 lo 28.08 28.08 10.39 10.39 0.00 0.00 0.00 0.00 10:20:17 ens3 1.57 0.66 0.35 0.22 0.00 0.00 0.00 0.00 10:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:17 lo 10.01 10.01 6.18 6.18 0.00 0.00 0.00 0.00 10:30:17 ens3 1.35 0.42 0.27 0.14 0.00 0.00 0.00 0.00 10:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:04 lo 12.59 12.59 5.81 5.81 0.00 0.00 0.00 0.00 10:40:04 ens3 1.11 0.90 0.26 0.21 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:04 lo 18.72 18.72 10.45 10.45 0.00 0.00 0.00 0.00 10:50:04 ens3 1.34 0.75 0.29 0.19 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 lo 16.94 16.94 6.61 6.61 0.00 0.00 0.00 0.00 11:00:05 ens3 1.01 0.50 0.24 0.17 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 25.05 25.05 10.75 10.75 0.00 0.00 0.00 0.00 11:10:05 ens3 0.95 0.49 0.22 0.15 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 11:20:06 lo 18.43 18.43 10.23 10.23 0.00 0.00 0.00 0.00 11:20:06 ens3 1.13 0.59 0.23 0.15 0.00 0.00 0.00 0.00 11:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:07 lo 18.62 18.62 10.71 10.71 0.00 0.00 0.00 0.00 11:30:07 ens3 1.29 0.93 0.35 0.27 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:17 lo 30.89 30.89 12.13 12.13 0.00 0.00 0.00 0.00 11:40:17 ens3 1.30 0.77 0.28 0.19 0.00 0.00 0.00 0.00 11:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.68 20.68 10.25 10.25 0.00 0.00 0.00 0.00 Average: ens3 5.52 3.59 70.51 0.62 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-37560) 03/25/26 _x86_64_ (4 CPU) 09:45:15 LINUX RESTART (4 CPU) 09:50:03 CPU %user %nice %system %iowait %steal %idle 10:00:15 all 45.75 0.00 2.03 3.82 0.10 48.29 10:00:15 0 45.27 0.00 1.99 2.66 0.10 49.99 10:00:15 1 44.56 0.00 1.97 4.13 0.11 49.24 10:00:15 2 47.55 0.00 2.23 5.14 0.11 44.97 10:00:15 3 45.64 0.00 1.93 3.37 0.10 48.97 10:10:17 all 47.32 0.00 1.83 0.72 0.13 50.00 10:10:17 0 47.38 0.00 1.81 0.61 0.13 50.08 10:10:17 1 47.34 0.00 1.83 0.53 0.12 50.18 10:10:17 2 47.21 0.00 1.82 1.49 0.13 49.34 10:10:17 3 47.34 0.00 1.85 0.26 0.13 50.41 10:20:17 all 10.90 0.00 0.63 0.45 0.09 87.93 10:20:17 0 10.86 0.00 0.58 0.07 0.08 88.40 10:20:17 1 10.96 0.00 0.63 0.05 0.09 88.27 10:20:17 2 11.45 0.00 0.63 1.63 0.09 86.21 10:20:17 3 10.35 0.00 0.68 0.06 0.08 88.83 10:30:17 all 16.71 0.00 0.69 0.19 0.08 82.33 10:30:17 0 16.73 0.00 0.70 0.30 0.08 82.19 10:30:17 1 16.21 0.00 0.77 0.18 0.08 82.76 10:30:17 2 16.88 0.00 0.66 0.03 0.08 82.34 10:30:17 3 17.04 0.00 0.61 0.24 0.07 82.04 10:40:04 all 29.41 0.00 1.04 0.16 0.09 69.31 10:40:04 0 29.31 0.00 0.98 0.14 0.09 69.49 10:40:04 1 29.57 0.00 1.03 0.39 0.09 68.92 10:40:04 2 29.07 0.00 1.09 0.06 0.09 69.69 10:40:04 3 29.68 0.00 1.06 0.04 0.09 69.14 10:50:04 all 19.34 0.00 0.60 0.14 0.08 79.84 10:50:04 0 19.06 0.00 0.51 0.26 0.08 80.09 10:50:04 1 19.48 0.00 0.80 0.14 0.08 79.50 10:50:04 2 19.42 0.00 0.57 0.10 0.09 79.82 10:50:04 3 19.42 0.00 0.51 0.06 0.08 79.94 11:00:05 all 8.09 0.00 0.39 0.51 0.06 90.95 11:00:05 0 8.30 0.00 0.36 0.25 0.07 91.02 11:00:05 1 8.03 0.00 0.45 1.04 0.07 90.41 11:00:05 2 8.38 0.00 0.34 0.43 0.06 90.79 11:00:05 3 7.64 0.00 0.39 0.32 0.06 91.60 11:10:05 all 10.58 0.00 0.54 0.11 0.07 88.70 11:10:05 0 10.38 0.00 0.49 0.10 0.06 88.97 11:10:05 1 10.50 0.00 0.55 0.07 0.07 88.81 11:10:05 2 10.85 0.00 0.55 0.24 0.07 88.30 11:10:05 3 10.58 0.00 0.57 0.04 0.07 88.74 11:20:06 all 10.12 0.00 0.52 0.20 0.07 89.08 11:20:06 0 10.15 0.00 0.51 0.09 0.07 89.18 11:20:06 1 9.85 0.00 0.51 0.12 0.07 89.45 11:20:06 2 10.13 0.00 0.57 0.04 0.08 89.18 11:20:06 3 10.36 0.00 0.50 0.57 0.07 88.49 11:30:07 all 19.51 0.00 0.77 0.12 0.08 79.52 11:30:07 0 19.19 0.00 0.62 0.05 0.08 80.06 11:30:07 1 19.58 0.00 0.79 0.03 0.08 79.52 11:30:07 2 19.58 0.00 0.79 0.23 0.08 79.32 11:30:07 3 19.69 0.00 0.87 0.17 0.08 79.19 11:40:17 all 11.05 0.00 0.55 0.04 0.07 88.29 11:40:17 0 10.93 0.00 0.47 0.07 0.07 88.47 11:40:17 1 11.01 0.00 0.55 0.02 0.07 88.35 11:40:17 2 11.11 0.00 0.69 0.02 0.07 88.10 11:40:17 3 11.13 0.00 0.50 0.06 0.07 88.23 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.81 0.00 0.87 0.59 0.08 77.64 Average: 0 20.71 0.00 0.82 0.42 0.08 77.97 Average: 1 20.65 0.00 0.90 0.61 0.08 77.75 Average: 2 21.06 0.00 0.91 0.86 0.09 77.08 Average: 3 20.82 0.00 0.86 0.48 0.08 77.76