---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8279 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 703 10847 3 4438 14943 Swap: 1023 1 1022 ---> 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:76:2a:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78781sec preferred_lft 78781sec inet6 fe80::f816:3eff:fe76:2a20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:63:4a:4b:8d:0b 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::6863:4aff:fe4b:8d0b/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-8279) 03/23/26 _x86_64_ (4 CPU) 07:12:08 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:01 96.24 22.77 70.27 3.20 359.38 12676.48 3873.40 07:40:13 18.83 1.82 16.18 0.82 26.59 398.99 587.01 07:50:01 9.78 0.06 9.18 0.53 2.60 332.34 344.17 08:00:01 26.43 0.17 10.44 15.82 3.80 594.12 213314.04 08:10:15 14.61 0.01 13.98 0.61 0.50 428.59 428.07 08:20:01 7.30 0.01 7.00 0.29 0.46 212.39 306.19 08:30:01 4.96 0.00 4.76 0.20 0.16 141.53 86.11 08:40:16 7.80 0.01 7.45 0.34 1.33 254.96 151.10 08:50:01 2.65 0.00 2.65 0.00 0.00 46.51 0.01 09:00:01 8.83 0.04 8.38 0.41 4.16 565.76 149.82 09:10:18 4.81 0.00 4.65 0.16 0.34 153.17 46.32 Average: 18.40 2.26 14.10 2.03 36.27 1434.87 19889.33 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:01 156156 3423176 12507740 76.39 263548 2978904 13438196 77.14 2048860 13573088 1556 07:40:13 3836444 7053716 8879596 54.23 265652 2938712 9683448 55.58 2050852 9911248 296 07:50:01 10006604 13250404 2688088 16.42 266752 2964136 4305832 24.72 2070884 3754332 1460 08:00:01 9673908 13033932 2904444 17.74 273360 3073692 4368104 25.07 2115752 4038840 148 08:10:15 9472256 12892952 3045264 18.60 275616 3132120 3782436 21.71 2121544 4234084 48 08:20:01 7894696 11343964 4593356 28.05 276388 3159928 5328888 30.59 2123108 5804048 360 08:30:01 7964764 11433176 4504072 27.51 276876 3178572 5202828 29.86 2124196 5718856 272 08:40:16 6653840 10162020 5774724 35.27 277800 3217408 6599480 37.88 2129408 7020384 328 08:50:01 6373196 9883836 6052608 36.97 278044 3219628 6818896 39.14 2129668 7310952 280 09:00:01 7721372 11362580 4574572 27.94 282292 3341012 5280540 30.31 2138820 5953156 52 09:10:18 7602916 11269264 4667892 28.51 282796 3365468 5255812 30.17 2147068 6051500 208 Average: 7032377 10464456 5472032 33.42 274466 3142689 6369496 36.56 2109105 6670044 455 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:01 lo 17.84 17.84 15.69 15.69 0.00 0.00 0.00 0.00 07:30:01 ens3 37.34 26.11 641.14 2.85 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:13 lo 41.65 41.65 17.64 17.64 0.00 0.00 0.00 0.00 07:40:13 ens3 1.92 1.93 0.35 1.27 0.00 0.00 0.00 0.00 07:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 19.52 19.52 8.63 8.63 0.00 0.00 0.00 0.00 07:50:01 ens3 1.82 0.68 0.43 0.25 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 12.41 12.41 6.46 6.46 0.00 0.00 0.00 0.00 08:00:01 ens3 1.23 0.65 0.33 0.23 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:15 lo 11.28 11.28 6.60 6.60 0.00 0.00 0.00 0.00 08:10:15 ens3 0.84 0.61 0.16 0.12 0.00 0.00 0.00 0.00 08:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 18.09 18.09 8.57 8.57 0.00 0.00 0.00 0.00 08:20:01 ens3 1.21 0.54 0.22 0.13 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 26.45 26.45 9.55 9.55 0.00 0.00 0.00 0.00 08:30:01 ens3 0.97 0.45 0.20 0.12 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:16 lo 20.80 20.80 11.28 11.28 0.00 0.00 0.00 0.00 08:40:16 ens3 0.95 0.61 0.21 0.15 0.00 0.00 0.00 0.00 08:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 16.01 16.01 8.39 8.39 0.00 0.00 0.00 0.00 08:50:01 ens3 0.82 0.43 0.19 0.13 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 10.96 10.96 6.52 6.52 0.00 0.00 0.00 0.00 09:00:01 ens3 0.82 0.63 0.23 0.18 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:18 lo 14.38 14.38 6.01 6.01 0.00 0.00 0.00 0.00 09:10:18 ens3 0.65 0.45 0.13 0.09 0.00 0.00 0.00 0.00 09:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.06 19.06 9.59 9.59 0.00 0.00 0.00 0.00 Average: ens3 4.41 3.01 58.37 0.50 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-8279) 03/23/26 _x86_64_ (4 CPU) 07:12:08 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:30:01 all 55.44 0.00 2.20 1.01 0.11 41.23 07:30:01 0 54.06 0.00 2.07 0.78 0.12 42.97 07:30:01 1 53.75 0.00 2.55 1.21 0.11 42.37 07:30:01 2 58.49 0.00 2.05 1.03 0.11 38.32 07:30:01 3 55.46 0.00 2.13 1.03 0.12 41.26 07:40:13 all 36.33 0.00 1.45 0.07 0.11 62.04 07:40:13 0 36.34 0.00 1.40 0.12 0.11 62.03 07:40:13 1 36.79 0.00 1.40 0.03 0.11 61.66 07:40:13 2 35.85 0.00 1.54 0.07 0.12 62.41 07:40:13 3 36.34 0.00 1.44 0.04 0.11 62.07 07:50:01 all 19.99 0.00 0.81 0.04 0.09 79.08 07:50:01 0 19.92 0.00 0.83 0.02 0.08 79.14 07:50:01 1 19.61 0.00 0.91 0.03 0.09 79.35 07:50:01 2 20.57 0.00 0.74 0.03 0.09 78.57 07:50:01 3 19.85 0.00 0.75 0.06 0.09 79.25 08:00:01 all 19.57 0.00 0.72 0.06 0.08 79.56 08:00:01 0 18.55 0.00 0.74 0.12 0.08 80.51 08:00:01 1 19.69 0.00 0.71 0.02 0.09 79.48 08:00:01 2 19.62 0.00 0.69 0.07 0.08 79.53 08:00:01 3 20.43 0.00 0.73 0.04 0.08 78.71 08:10:15 all 21.25 0.00 0.74 0.04 0.08 77.88 08:10:15 0 21.72 0.00 0.79 0.05 0.08 77.35 08:10:15 1 21.22 0.00 0.70 0.08 0.08 77.91 08:10:15 2 20.56 0.00 0.75 0.03 0.08 78.58 08:10:15 3 21.47 0.00 0.72 0.02 0.09 77.70 08:20:01 all 14.10 0.00 0.58 0.02 0.08 85.21 08:20:01 0 14.06 0.00 0.48 0.01 0.08 85.36 08:20:01 1 13.98 0.00 0.62 0.03 0.09 85.29 08:20:01 2 14.57 0.00 0.67 0.01 0.08 84.66 08:20:01 3 13.79 0.00 0.56 0.04 0.08 85.52 08:30:01 all 8.44 0.00 0.41 0.02 0.08 91.05 08:30:01 0 7.81 0.00 0.41 0.02 0.08 91.69 08:30:01 1 9.01 0.00 0.43 0.04 0.08 90.44 08:30:01 2 8.32 0.00 0.40 0.01 0.08 91.19 08:30:01 3 8.63 0.00 0.40 0.01 0.08 90.89 08:40:16 all 16.50 0.00 0.59 0.02 0.09 82.80 08:40:16 0 16.38 0.00 0.59 0.02 0.09 82.91 08:40:16 1 16.44 0.00 0.67 0.01 0.08 82.79 08:40:16 2 16.94 0.00 0.57 0.04 0.09 82.36 08:40:16 3 16.23 0.00 0.53 0.02 0.08 83.13 08:50:01 all 2.71 0.00 0.18 0.01 0.10 97.01 08:50:01 0 2.68 0.00 0.17 0.00 0.09 97.06 08:50:01 1 2.71 0.00 0.18 0.01 0.09 97.01 08:50:01 2 2.87 0.00 0.20 0.01 0.10 96.82 08:50:01 3 2.59 0.00 0.16 0.02 0.10 97.14 09:00:01 all 12.83 0.00 0.43 0.04 0.09 86.61 09:00:01 0 12.90 0.00 0.44 0.04 0.09 86.54 09:00:01 1 13.38 0.00 0.48 0.04 0.09 86.01 09:00:01 2 12.47 0.00 0.50 0.06 0.10 86.87 09:00:01 3 12.57 0.00 0.31 0.01 0.10 87.02 09:10:18 all 7.52 0.00 0.39 0.02 0.09 91.98 09:10:18 0 7.10 0.00 0.38 0.02 0.09 92.40 09:10:18 1 7.73 0.00 0.34 0.01 0.09 91.82 09:10:18 2 7.64 0.00 0.37 0.03 0.09 91.87 09:10:18 3 7.59 0.00 0.46 0.01 0.09 91.85 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.56 0.00 0.77 0.12 0.09 79.45 Average: 0 19.28 0.00 0.76 0.11 0.09 79.76 Average: 1 19.52 0.00 0.82 0.14 0.09 79.43 Average: 2 19.86 0.00 0.77 0.13 0.09 79.15 Average: 3 19.59 0.00 0.75 0.12 0.09 79.45