---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24121 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 11G 67G 14% / 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 633 10541 4 4814 15013 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:6a:3f:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79589sec preferred_lft 79589sec inet6 fe80::f816:3eff:fe6a:3f95/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:c6:6e:52:e7:93 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-24121) 02/28/26 _x86_64_ (4 CPU) 08:26:53 LINUX RESTART (4 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:40 2.60 0.23 2.24 0.14 195.42 255.86 217.60 08:50:11 1.10 0.01 1.09 0.00 0.04 13.39 0.00 09:00:01 1.07 0.00 1.07 0.00 0.00 12.85 0.00 09:10:40 1.12 0.00 1.12 0.00 0.00 13.57 0.00 09:20:40 1.16 0.00 1.15 0.00 0.01 13.84 0.01 09:30:01 14.92 0.00 1.22 13.69 0.16 14.70 259756.82 09:40:40 1.09 0.00 1.09 0.00 0.00 13.33 0.01 09:50:40 1.16 0.00 1.16 0.00 0.00 13.99 0.15 10:00:01 55.11 4.52 49.88 0.70 269.85 4003.79 597.82 10:10:15 3.59 0.06 3.39 0.14 6.60 549.87 18.29 10:20:15 27.20 0.70 23.85 2.66 31.88 6095.19 11687.81 Average: 9.60 0.48 7.64 1.49 45.29 976.67 23153.47 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:40 13662516 15520036 496752 3.03 55488 2027780 1128144 6.48 256152 2207068 8 08:50:11 13662264 15520264 496512 3.03 55836 2027920 1128144 6.48 256496 2207916 208 09:00:01 13660276 15518652 498220 3.04 56172 2027932 1128272 6.48 256852 2213712 264 09:10:40 13658260 15517040 499716 3.05 56588 2027944 1128272 6.48 257232 2213776 172 09:20:40 13657756 15516928 499812 3.05 56948 2027948 1128272 6.48 257612 2213892 16 09:30:01 13651964 15516548 500040 3.05 57548 2032752 1128272 6.48 263004 2213996 288 09:40:40 13651964 15516948 499736 3.05 57880 2032824 1128336 6.48 263320 2214052 12 09:50:40 13652524 15518000 498708 3.05 58272 2032900 1128336 6.48 263728 2213940 8 10:00:01 10956020 13887412 2076760 12.68 113692 2991424 2503848 14.37 532832 4563260 18116 10:10:15 9549764 12622808 3340072 20.40 118804 3115596 3558976 20.43 575052 5908260 224 10:20:15 10802436 15380284 575980 3.52 144712 4536228 1087020 6.24 946756 4218648 13316 Average: 12778704 15094084 907483 5.54 75631 2443750 1470536 8.44 375367 2944411 2967 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:40 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:40:40 ens3 2.80 1.34 54.83 0.15 0.00 0.00 0.00 0.00 08:40:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:11 ens3 0.46 0.09 0.06 0.02 0.00 0.00 0.00 0.00 08:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:01 ens3 0.82 0.82 0.11 0.71 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 09:10:40 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 09:10:40 ens3 0.35 0.11 0.07 0.04 0.00 0.00 0.00 0.00 09:10:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:40 ens3 0.30 0.09 0.05 0.02 0.00 0.00 0.00 0.00 09:20:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:30:01 ens3 0.37 0.11 0.08 0.04 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:40 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 09:40:40 ens3 0.41 0.10 0.08 0.04 0.00 0.00 0.00 0.00 09:40:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:40 ens3 0.31 0.08 0.05 0.02 0.00 0.00 0.00 0.00 09:50:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 0.42 0.42 0.06 0.06 0.00 0.00 0.00 0.00 10:00:01 ens3 89.25 70.72 887.51 12.52 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:15 lo 0.57 0.57 0.37 0.37 0.00 0.00 0.00 0.00 10:10:15 ens3 8.67 7.13 36.33 2.01 0.00 0.00 0.00 0.00 10:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:15 lo 504.55 504.55 478.69 478.69 0.00 0.00 0.00 0.00 10:20:15 ens3 62.62 48.07 473.63 71.33 0.00 0.00 0.00 0.00 10:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 45.91 45.91 43.44 43.44 0.00 0.00 0.00 0.00 Average: ens3 14.60 11.27 126.93 7.81 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-24121) 02/28/26 _x86_64_ (4 CPU) 08:26:53 LINUX RESTART (4 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:40 all 0.23 0.00 0.05 0.15 0.01 99.55 08:40:40 0 0.10 0.00 0.04 0.26 0.01 99.59 08:40:40 1 0.42 0.00 0.07 0.12 0.02 99.38 08:40:40 2 0.36 0.00 0.06 0.03 0.01 99.54 08:40:40 3 0.05 0.00 0.05 0.18 0.01 99.71 08:50:11 all 0.13 0.00 0.02 0.01 0.01 99.83 08:50:11 0 0.08 0.00 0.01 0.00 0.01 99.89 08:50:11 1 0.32 0.00 0.02 0.00 0.01 99.64 08:50:11 2 0.09 0.00 0.03 0.01 0.02 99.86 08:50:11 3 0.02 0.00 0.02 0.03 0.01 99.91 09:00:01 all 0.27 0.00 0.02 0.01 0.01 99.69 09:00:01 0 0.03 0.00 0.02 0.01 0.02 99.93 09:00:01 1 0.03 0.00 0.02 0.00 0.01 99.94 09:00:01 2 0.97 0.00 0.03 0.00 0.01 98.99 09:00:01 3 0.05 0.00 0.02 0.02 0.01 99.90 09:10:40 all 0.07 0.00 0.02 0.01 0.01 99.89 09:10:40 0 0.01 0.00 0.01 0.02 0.00 99.95 09:10:40 1 0.02 0.00 0.02 0.00 0.02 99.94 09:10:40 2 0.21 0.00 0.03 0.00 0.03 99.73 09:10:40 3 0.02 0.00 0.01 0.00 0.01 99.95 09:20:40 all 0.04 0.00 0.03 0.01 0.01 99.91 09:20:40 0 0.01 0.00 0.01 0.00 0.00 99.98 09:20:40 1 0.02 0.00 0.03 0.02 0.02 99.92 09:20:40 2 0.13 0.00 0.04 0.01 0.03 99.80 09:20:40 3 0.02 0.00 0.03 0.01 0.02 99.94 09:30:01 all 0.13 0.00 0.03 0.03 0.01 99.80 09:30:01 0 0.01 0.00 0.01 0.01 0.01 99.97 09:30:01 1 0.02 0.00 0.05 0.08 0.02 99.83 09:30:01 2 0.44 0.00 0.02 0.01 0.02 99.50 09:30:01 3 0.03 0.00 0.03 0.01 0.02 99.92 09:40:40 all 0.14 0.00 0.02 0.01 0.01 99.82 09:40:40 0 0.02 0.00 0.02 0.02 0.01 99.93 09:40:40 1 0.02 0.00 0.03 0.00 0.02 99.94 09:40:40 2 0.48 0.00 0.02 0.00 0.01 99.49 09:40:40 3 0.02 0.00 0.03 0.00 0.02 99.93 09:50:40 all 0.11 0.00 0.02 0.01 0.01 99.85 09:50:40 0 0.01 0.00 0.01 0.03 0.01 99.95 09:50:40 1 0.23 0.00 0.04 0.00 0.03 99.70 09:50:40 2 0.17 0.00 0.02 0.00 0.01 99.81 09:50:40 3 0.02 0.00 0.02 0.00 0.01 99.95 10:00:01 all 27.93 0.00 0.83 0.35 0.06 70.83 10:00:01 0 33.76 0.00 0.85 0.61 0.05 64.72 10:00:01 1 27.57 0.00 0.99 0.19 0.06 71.18 10:00:01 2 24.74 0.00 0.68 0.14 0.06 74.39 10:00:01 3 25.65 0.00 0.81 0.46 0.05 73.02 10:10:15 all 44.86 0.00 0.60 0.03 0.07 54.44 10:10:15 0 58.14 0.00 0.66 0.06 0.08 41.07 10:10:15 1 47.64 0.00 0.73 0.03 0.07 51.52 10:10:15 2 36.19 0.00 0.50 0.01 0.07 63.23 10:10:15 3 37.45 0.00 0.51 0.02 0.07 61.96 10:20:15 all 52.85 0.00 1.56 0.31 0.08 45.20 10:20:15 0 44.79 0.00 1.36 0.41 0.08 53.37 10:20:15 1 52.28 0.00 1.43 0.18 0.08 46.02 10:20:15 2 53.14 0.00 1.67 0.47 0.08 44.63 10:20:15 3 61.24 0.00 1.78 0.15 0.09 36.74 Average: CPU %user %nice %system %iowait %steal %idle Average: all 11.42 0.00 0.29 0.08 0.03 88.18 Average: 0 12.35 0.00 0.27 0.13 0.02 87.23 Average: 1 11.60 0.00 0.31 0.06 0.03 88.00 Average: 2 10.53 0.00 0.28 0.06 0.03 89.10 Average: 3 11.21 0.00 0.29 0.08 0.03 88.39