---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-58132 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 685 10888 3 4414 14961 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:e3:a6:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79196sec preferred_lft 79196sec inet6 fe80::f816:3eff:fee3:a6e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:bd:af:c8:dc:89 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::4cbd:afff:fec8:dc89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-58132) 03/31/26 _x86_64_ (4 CPU) 11:04:20 LINUX RESTART (4 CPU) 11:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:01 100.05 23.23 72.88 3.94 363.58 24287.17 10607.06 11:30:01 36.77 1.44 19.34 16.00 27.69 508.51 211170.96 11:40:01 5.75 0.07 5.40 0.29 2.81 175.71 827.24 11:50:00 11.67 0.04 11.10 0.52 2.47 581.08 1414.84 12:00:01 18.94 0.23 17.86 0.85 9.99 594.42 532.09 12:10:01 5.59 0.03 5.39 0.16 0.92 136.68 59.52 12:20:01 7.67 0.01 7.32 0.34 1.21 241.48 125.51 12:30:01 4.71 0.00 4.60 0.11 0.31 141.42 78.73 12:40:01 4.72 0.00 4.53 0.18 0.13 84.55 81.15 12:50:01 10.32 0.04 9.81 0.48 4.27 653.08 165.18 13:00:01 5.21 0.03 5.00 0.19 0.87 171.36 165.89 Average: 19.22 2.28 14.84 2.10 37.66 2506.89 20475.16 11:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:01 161016 3615968 12314952 75.21 264180 3159716 13412796 76.99 2046944 13561352 128 11:30:01 4870416 8100012 7835500 47.86 267808 2953960 9396804 53.94 2059652 8880292 1208 11:40:01 7868844 11115548 4822528 29.45 269016 2969860 5885924 33.79 2064692 5882296 264 11:50:00 9811212 13161980 2777556 16.96 273332 3069568 3632604 20.85 2093252 3933808 232 12:00:01 8317488 11750784 4188068 25.58 276388 3149052 5164916 29.65 2111084 5394396 420 12:10:01 7905204 11353744 4584520 28.00 276828 3163856 5298348 30.41 2112300 5804660 236 12:20:01 6616456 10100132 5837320 35.65 277672 3198144 6672888 38.30 2115332 7090228 292 12:30:01 8744356 12248684 3690284 22.54 278068 3218400 4929368 28.29 2118388 4971924 588 12:40:01 9481252 13008388 2930904 17.90 278644 3240632 4224420 24.25 2120376 4234824 20692 12:50:01 7750064 11405852 4532596 27.68 283576 3362336 5299196 30.42 2135928 5940136 216 13:00:01 6894756 10578104 5359784 32.74 284092 3389256 5999064 34.43 2147048 6764856 504 Average: 7129188 10585381 5352183 32.69 275419 3170435 6356030 36.48 2102272 6587161 2253 11:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:01 lo 16.79 16.79 15.05 15.05 0.00 0.00 0.00 0.00 11:20:01 ens3 40.34 31.28 645.02 3.37 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 11:30:01 lo 42.22 42.22 18.18 18.18 0.00 0.00 0.00 0.00 11:30:01 ens3 1.63 1.50 0.33 0.28 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 20.09 20.09 8.83 8.83 0.00 0.00 0.00 0.00 11:40:01 ens3 1.14 0.53 0.23 0.14 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 11:50:00 lo 12.21 12.21 6.38 6.38 0.00 0.00 0.00 0.00 11:50:00 ens3 1.03 0.75 0.26 1.21 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 12.15 12.15 7.00 7.00 0.00 0.00 0.00 0.00 12:00:01 ens3 1.12 0.85 0.27 0.20 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 20.10 20.10 9.62 9.62 0.00 0.00 0.00 0.00 12:10:01 ens3 1.26 0.81 0.29 0.21 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 28.57 28.57 11.12 11.12 0.00 0.00 0.00 0.00 12:20:01 ens3 0.79 0.48 0.18 0.12 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 14.84 14.84 6.30 6.30 0.00 0.00 0.00 0.00 12:30:01 ens3 0.74 0.46 0.18 0.13 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 17.85 17.85 10.47 10.47 0.00 0.00 0.00 0.00 12:40:01 ens3 1.50 0.62 0.34 0.21 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 13.85 13.85 8.21 8.21 0.00 0.00 0.00 0.00 12:50:01 ens3 0.94 0.74 0.25 0.19 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 30.26 30.26 11.83 11.83 0.00 0.00 0.00 0.00 13:00:01 ens3 0.90 0.76 0.23 0.18 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.81 20.81 10.27 10.27 0.00 0.00 0.00 0.00 Average: ens3 4.67 3.53 58.87 0.57 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-58132) 03/31/26 _x86_64_ (4 CPU) 11:04:20 LINUX RESTART (4 CPU) 11:10:01 CPU %user %nice %system %iowait %steal %idle 11:20:01 all 56.58 0.00 2.43 0.46 0.11 40.42 11:20:01 0 56.64 0.00 2.48 0.21 0.11 40.56 11:20:01 1 57.56 0.00 2.51 0.56 0.11 39.26 11:20:01 2 57.63 0.00 2.58 0.44 0.12 39.24 11:20:01 3 54.49 0.00 2.16 0.63 0.12 42.61 11:30:01 all 43.32 0.00 1.58 0.05 0.11 54.95 11:30:01 0 42.58 0.00 1.51 0.03 0.11 55.77 11:30:01 1 43.91 0.00 1.68 0.04 0.12 54.25 11:30:01 2 43.48 0.00 1.68 0.10 0.11 54.62 11:30:01 3 43.30 0.00 1.43 0.02 0.11 55.13 11:40:01 all 13.61 0.00 0.65 0.03 0.11 85.60 11:40:01 0 14.14 0.00 0.63 0.03 0.11 85.09 11:40:01 1 13.56 0.00 0.65 0.03 0.12 85.64 11:40:01 2 13.09 0.00 0.71 0.06 0.11 86.04 11:40:01 3 13.64 0.00 0.61 0.01 0.11 85.62 11:50:00 all 18.41 0.00 0.66 0.04 0.07 80.81 11:50:00 0 18.59 0.00 0.69 0.03 0.07 80.63 11:50:00 1 17.48 0.00 0.67 0.04 0.07 81.74 11:50:00 2 18.30 0.00 0.61 0.03 0.08 80.97 11:50:00 3 19.29 0.00 0.66 0.07 0.07 79.91 12:00:01 all 29.49 0.00 0.93 0.06 0.08 69.44 12:00:01 0 30.25 0.00 0.98 0.05 0.08 68.64 12:00:01 1 28.86 0.00 0.84 0.06 0.08 70.16 12:00:01 2 29.77 0.00 0.85 0.08 0.08 69.21 12:00:01 3 29.07 0.00 1.05 0.05 0.09 69.74 12:10:01 all 9.86 0.00 0.51 0.03 0.06 89.53 12:10:01 0 8.99 0.00 0.49 0.02 0.05 90.45 12:10:01 1 10.11 0.00 0.51 0.05 0.06 89.28 12:10:01 2 10.16 0.00 0.55 0.05 0.06 89.18 12:10:01 3 10.19 0.00 0.51 0.01 0.06 89.23 12:20:01 all 16.46 0.00 0.62 0.02 0.07 82.84 12:20:01 0 17.14 0.00 0.65 0.01 0.07 82.14 12:20:01 1 16.13 0.00 0.59 0.04 0.07 83.17 12:20:01 2 16.11 0.00 0.62 0.02 0.07 83.18 12:20:01 3 16.44 0.00 0.63 0.02 0.06 82.85 12:30:01 all 7.46 0.00 0.52 0.01 0.06 91.95 12:30:01 0 7.30 0.00 0.50 0.01 0.05 92.15 12:30:01 1 7.30 0.00 0.58 0.02 0.06 92.04 12:30:01 2 7.80 0.00 0.56 0.01 0.06 91.57 12:30:01 3 7.46 0.00 0.44 0.01 0.06 92.03 12:40:01 all 10.01 0.00 0.54 0.02 0.07 89.36 12:40:01 0 9.83 0.00 0.49 0.01 0.06 89.61 12:40:01 1 10.01 0.00 0.59 0.02 0.07 89.32 12:40:01 2 10.31 0.00 0.62 0.02 0.07 88.98 12:40:01 3 9.89 0.00 0.47 0.03 0.07 89.54 12:50:01 all 16.86 0.00 0.61 0.10 0.07 82.36 12:50:01 0 15.69 0.00 0.59 0.07 0.07 83.59 12:50:01 1 17.42 0.00 0.65 0.02 0.08 81.83 12:50:01 2 16.15 0.00 0.59 0.22 0.07 82.97 12:50:01 3 18.17 0.00 0.61 0.11 0.07 81.04 13:00:01 all 11.25 0.00 0.52 0.02 0.06 88.15 13:00:01 0 11.36 0.00 0.59 0.04 0.06 87.95 13:00:01 1 11.51 0.00 0.55 0.01 0.07 87.85 13:00:01 2 11.11 0.00 0.53 0.01 0.06 88.29 13:00:01 3 11.03 0.00 0.41 0.01 0.06 88.49 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.19 0.00 0.87 0.08 0.08 77.78 Average: 0 21.13 0.00 0.87 0.04 0.08 77.88 Average: 1 21.24 0.00 0.89 0.08 0.08 77.70 Average: 2 21.25 0.00 0.90 0.09 0.08 77.68 Average: 3 21.16 0.00 0.82 0.09 0.08 77.86