---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54525 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 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 687 10815 4 4485 14959 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:49:0b:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78894sec preferred_lft 78894sec inet6 fe80::f816:3eff:fe49:b07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:10:f6:18:5d:01 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::a810:f6ff:fe18:5d01/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54525) 03/31/26 _x86_64_ (4 CPU) 10:32:21 LINUX RESTART (4 CPU) 10:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:07 95.43 21.99 70.12 3.32 338.11 12565.72 5900.84 11:00:08 19.28 1.77 16.64 0.87 25.50 420.62 761.15 11:10:06 5.95 0.14 5.57 0.25 7.61 179.41 130.43 11:20:07 7.52 0.05 7.12 0.35 2.49 232.25 193.99 11:30:37 15.42 0.07 14.68 0.67 2.35 695.36 675.37 11:40:29 14.73 0.01 13.97 0.74 1.12 458.79 905.44 11:50:02 2.90 0.00 2.85 0.05 0.42 46.63 2.79 12:00:08 7.52 0.01 7.16 0.35 1.43 243.03 167.55 12:10:08 20.59 0.06 4.96 15.57 1.87 153.35 209258.29 12:20:31 9.50 0.03 9.10 0.38 3.48 557.46 123.58 12:30:31 8.23 0.01 7.86 0.35 0.57 295.68 510.21 Average: 18.85 2.19 14.58 2.08 34.92 1441.23 19809.42 10:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:07 161812 3463172 12467324 76.15 268860 3015752 13459000 77.25 2188200 13428340 1112 11:00:08 3826064 7094172 8838684 53.98 271160 2987152 9635980 55.31 2205936 9768032 444 11:10:06 7787536 11071232 4862732 29.70 271944 3001984 5627336 32.30 2222476 5790032 432 11:20:07 6397812 9699636 6236184 38.09 273124 3018912 7034788 40.38 2229280 7187604 124 11:30:37 10290688 13721704 2216328 13.54 278060 3143072 2986024 17.14 2267152 3265796 124 11:40:29 7998896 11495340 4441592 27.13 279932 3206628 5202304 29.86 2271868 5550756 392 11:50:02 11806436 15318872 619580 3.78 280228 3222320 1361088 7.81 2272644 1727788 14712 12:00:08 6556708 10092036 5844036 35.69 281292 3244148 6649752 38.17 2275564 6977716 132 12:10:08 6400372 9962524 5973500 36.48 282060 3270204 6777804 38.90 2283936 7124160 124 12:20:31 7699024 11389504 4547164 27.77 286316 3391924 5350388 30.71 2292400 5801088 236 12:30:31 6926344 10666236 5269992 32.19 287080 3440368 6015684 34.53 2311400 6566888 272 Average: 6895608 10361312 5574283 34.05 278187 3176588 6372741 36.58 2256441 6653473 1646 10:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:07 lo 17.94 17.94 15.74 15.74 0.00 0.00 0.00 0.00 10:50:07 ens3 5.37 3.81 74.05 0.71 0.00 0.00 0.00 0.00 10:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:08 lo 41.52 41.52 17.68 17.68 0.00 0.00 0.00 0.00 11:00:08 ens3 1.72 1.70 0.34 0.31 0.00 0.00 0.00 0.00 11:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:06 lo 17.77 17.77 6.76 6.76 0.00 0.00 0.00 0.00 11:10:06 ens3 1.93 0.69 0.37 1.51 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:07 lo 9.80 9.80 6.09 6.09 0.00 0.00 0.00 0.00 11:20:07 ens3 0.70 0.37 0.16 0.10 0.00 0.00 0.00 0.00 11:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:37 lo 9.01 9.01 4.43 4.43 0.00 0.00 0.00 0.00 11:30:37 ens3 0.88 0.70 0.21 0.17 0.00 0.00 0.00 0.00 11:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:29 lo 19.42 19.42 9.91 9.91 0.00 0.00 0.00 0.00 11:40:29 ens3 1.33 0.72 0.26 0.17 0.00 0.00 0.00 0.00 11:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:02 lo 11.00 11.00 5.29 5.29 0.00 0.00 0.00 0.00 11:50:02 ens3 0.78 0.45 0.18 0.12 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:08 lo 29.28 29.28 11.61 11.61 0.00 0.00 0.00 0.00 12:00:08 ens3 0.80 0.50 0.20 0.14 0.00 0.00 0.00 0.00 12:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:08 lo 19.34 19.34 10.14 10.14 0.00 0.00 0.00 0.00 12:10:08 ens3 1.24 0.62 0.28 0.19 0.00 0.00 0.00 0.00 12:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:31 lo 16.76 16.76 10.03 10.03 0.00 0.00 0.00 0.00 12:20:31 ens3 1.00 0.76 0.27 0.21 0.00 0.00 0.00 0.00 12:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:31 lo 24.04 24.04 10.45 10.45 0.00 0.00 0.00 0.00 12:30:31 ens3 1.06 0.80 0.24 0.19 0.00 0.00 0.00 0.00 12:30:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.61 19.61 9.83 9.83 0.00 0.00 0.00 0.00 Average: ens3 1.53 1.01 6.94 0.35 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-54525) 03/31/26 _x86_64_ (4 CPU) 10:32:21 LINUX RESTART (4 CPU) 10:40:07 CPU %user %nice %system %iowait %steal %idle 10:50:07 all 56.91 0.00 2.36 0.43 0.15 40.17 10:50:07 0 57.18 0.00 2.52 0.28 0.15 39.87 10:50:07 1 56.41 0.00 2.44 0.55 0.15 40.46 10:50:07 2 56.94 0.00 2.43 0.60 0.15 39.89 10:50:07 3 57.10 0.00 2.04 0.28 0.14 40.44 11:00:08 all 37.72 0.00 1.59 0.05 0.13 60.51 11:00:08 0 36.92 0.00 1.62 0.11 0.13 61.23 11:00:08 1 38.27 0.00 1.59 0.02 0.13 59.98 11:00:08 2 37.71 0.00 1.75 0.02 0.13 60.38 11:00:08 3 37.99 0.00 1.39 0.03 0.13 60.46 11:10:06 all 10.02 0.00 0.58 0.02 0.08 89.30 11:10:06 0 10.02 0.00 0.53 0.02 0.08 89.36 11:10:06 1 9.70 0.00 0.61 0.01 0.08 89.60 11:10:06 2 9.91 0.00 0.53 0.05 0.08 89.43 11:10:06 3 10.45 0.00 0.64 0.02 0.08 88.81 11:20:07 all 18.84 0.00 0.83 0.04 0.08 80.22 11:20:07 0 18.91 0.00 0.86 0.05 0.07 80.10 11:20:07 1 19.06 0.00 0.79 0.01 0.08 80.05 11:20:07 2 18.94 0.00 0.76 0.03 0.08 80.20 11:20:07 3 18.47 0.00 0.90 0.05 0.07 80.52 11:30:37 all 23.43 0.00 0.97 0.06 0.14 75.40 11:30:37 0 21.81 0.00 0.92 0.04 0.13 77.10 11:30:37 1 24.00 0.00 0.91 0.01 0.14 74.95 11:30:37 2 24.32 0.00 1.14 0.16 0.14 74.25 11:30:37 3 23.62 0.00 0.94 0.01 0.13 75.30 11:40:29 all 27.33 0.00 0.91 0.04 0.07 71.64 11:40:29 0 27.43 0.00 0.79 0.03 0.07 71.67 11:40:29 1 27.58 0.00 0.95 0.05 0.07 71.35 11:40:29 2 27.28 0.00 0.84 0.03 0.08 71.77 11:40:29 3 27.02 0.00 1.07 0.05 0.08 71.79 11:50:02 all 1.89 0.00 0.19 0.01 0.06 97.85 11:50:02 0 2.02 0.00 0.15 0.02 0.05 97.75 11:50:02 1 1.76 0.00 0.21 0.01 0.06 97.97 11:50:02 2 1.96 0.00 0.19 0.01 0.07 97.77 11:50:02 3 1.81 0.00 0.20 0.03 0.05 97.92 12:00:08 all 16.71 0.00 0.72 0.04 0.07 82.46 12:00:08 0 16.38 0.00 0.70 0.01 0.08 82.84 12:00:08 1 16.78 0.00 0.79 0.05 0.07 82.31 12:00:08 2 17.31 0.00 0.82 0.01 0.07 81.78 12:00:08 3 16.38 0.00 0.58 0.07 0.06 82.90 12:10:08 all 10.91 0.00 0.48 0.04 0.07 88.51 12:10:08 0 10.89 0.00 0.47 0.11 0.06 88.47 12:10:08 1 11.56 0.00 0.54 0.00 0.07 87.83 12:10:08 2 10.49 0.00 0.47 0.04 0.07 88.93 12:10:08 3 10.69 0.00 0.43 0.02 0.07 88.80 12:20:31 all 13.37 0.00 0.58 0.03 0.06 85.95 12:20:31 0 13.23 0.00 0.45 0.02 0.06 86.24 12:20:31 1 13.21 0.00 0.63 0.02 0.07 86.07 12:20:31 2 13.37 0.00 0.60 0.01 0.07 85.96 12:20:31 3 13.66 0.00 0.63 0.09 0.06 85.55 12:30:31 all 16.10 0.00 0.72 0.02 0.07 83.10 12:30:31 0 15.99 0.00 0.78 0.06 0.07 83.10 12:30:31 1 15.82 0.00 0.63 0.01 0.07 83.46 12:30:31 2 16.49 0.00 0.71 0.01 0.07 82.72 12:30:31 3 16.09 0.00 0.74 0.01 0.06 83.10 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.26 0.00 0.90 0.07 0.09 77.68 Average: 0 21.03 0.00 0.89 0.07 0.09 77.92 Average: 1 21.35 0.00 0.92 0.07 0.09 77.58 Average: 2 21.39 0.00 0.93 0.09 0.09 77.49 Average: 3 21.26 0.00 0.87 0.06 0.09 77.72