---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3042 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 705 11380 4 3903 14941 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:2e:42:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79352sec preferred_lft 79352sec inet6 fe80::f816:3eff:fe2e:42c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:ad:4b:e3:e9:0f 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::e8ad:4bff:fee3:e90f/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-3042) 04/15/26 _x86_64_ (4 CPU) 14:55:11 LINUX RESTART (4 CPU) 15:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:00 116.86 23.24 73.94 19.68 565.52 13719.14 218207.97 15:20:12 27.46 7.96 18.45 1.05 150.81 517.44 936.35 15:30:05 7.37 0.25 6.78 0.34 13.90 262.53 648.00 15:40:12 11.20 0.09 10.58 0.53 3.40 574.47 487.10 15:50:12 14.15 0.03 13.57 0.56 1.83 421.25 238.81 16:00:12 7.14 0.06 6.80 0.28 2.59 209.52 121.53 16:10:00 4.93 0.02 4.74 0.17 0.95 168.42 77.60 16:20:12 7.64 0.01 7.30 0.33 1.57 228.99 133.19 16:30:12 5.62 0.00 5.43 0.18 0.13 165.53 57.95 16:40:12 8.52 0.19 7.95 0.38 4.28 551.59 231.03 16:50:12 4.65 0.03 4.43 0.19 1.11 168.52 58.80 Average: 19.60 2.90 14.55 2.15 67.87 1540.24 20031.20 15:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:00 157640 3527664 12402468 75.75 268556 3075324 13339568 76.57 2222952 13385844 480 15:20:12 4472872 7155536 8781672 53.63 268208 2459124 9560064 54.87 2108016 9251512 752 15:30:05 8091332 10799760 5141088 31.40 269036 2484060 7365132 42.28 2116476 5667860 932 15:40:12 8878208 11695932 4244944 25.93 273664 2588756 5129400 29.44 2153572 4842228 48 15:50:12 10240620 13118548 2823172 17.24 275796 2646908 3671720 21.08 2159920 3479672 144 16:00:12 8545188 11452512 4488024 27.41 276684 2675416 5270160 30.25 2162352 5169628 72 16:10:00 12370316 15314568 627900 3.83 277192 2711836 1376512 7.90 2164920 1340112 6216 16:20:12 7122620 10089308 5850636 35.73 278224 2733240 6674272 38.31 2168960 6568008 132 16:30:12 8386848 11377812 4562816 27.87 278920 2756828 5347288 30.69 2171236 5316856 480 16:40:12 8210808 11325012 4615460 28.19 282684 2876236 5330000 30.59 2186656 5479912 352 16:50:12 7349540 10492464 5447552 33.27 283216 2904412 6066012 34.82 2197496 6312088 212 Average: 7620545 10577192 5362339 32.75 275653 2719285 6284557 36.07 2164778 6073975 893 15:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:00 lo 19.56 19.56 16.67 16.67 0.00 0.00 0.00 0.00 15:10:00 ens3 43.03 31.42 705.82 3.40 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:12 lo 43.66 43.66 18.22 18.22 0.00 0.00 0.00 0.00 15:20:12 ens3 1.48 1.52 0.30 0.27 0.00 0.00 0.00 0.00 15:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:05 lo 15.14 15.14 6.87 6.87 0.00 0.00 0.00 0.00 15:30:05 ens3 0.71 0.50 0.16 0.12 0.00 0.00 0.00 0.00 15:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:12 lo 12.94 12.94 6.82 6.82 0.00 0.00 0.00 0.00 15:40:12 ens3 0.77 0.58 0.22 0.17 0.00 0.00 0.00 0.00 15:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:12 lo 9.04 9.04 4.85 4.85 0.00 0.00 0.00 0.00 15:50:12 ens3 0.71 0.59 0.16 0.12 0.00 0.00 0.00 0.00 15:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:12 lo 19.74 19.74 10.05 10.05 0.00 0.00 0.00 0.00 16:00:12 ens3 0.94 0.72 0.25 0.19 0.00 0.00 0.00 0.00 16:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:00 lo 28.92 28.92 10.26 10.26 0.00 0.00 0.00 0.00 16:10:00 ens3 0.55 0.42 0.11 0.08 0.00 0.00 0.00 0.00 16:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:12 lo 19.24 19.24 10.77 10.77 0.00 0.00 0.00 0.00 16:20:12 ens3 0.76 0.60 0.17 0.13 0.00 0.00 0.00 0.00 16:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:12 lo 17.46 17.46 9.94 9.94 0.00 0.00 0.00 0.00 16:30:12 ens3 0.57 0.46 0.12 0.10 0.00 0.00 0.00 0.00 16:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:12 lo 14.31 14.31 7.57 7.57 0.00 0.00 0.00 0.00 16:40:12 ens3 0.90 0.72 0.25 0.20 0.00 0.00 0.00 0.00 16:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:12 lo 30.83 30.83 11.87 11.87 0.00 0.00 0.00 0.00 16:50:12 ens3 0.63 0.51 0.14 0.10 0.00 0.00 0.00 0.00 16:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.01 21.01 10.37 10.37 0.00 0.00 0.00 0.00 Average: ens3 4.63 3.45 64.08 0.44 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-3042) 04/15/26 _x86_64_ (4 CPU) 14:55:11 LINUX RESTART (4 CPU) 15:00:01 CPU %user %nice %system %iowait %steal %idle 15:10:00 all 53.70 0.00 2.09 0.25 0.09 43.87 15:10:00 0 52.51 0.00 1.86 0.20 0.09 45.34 15:10:00 1 54.96 0.00 2.47 0.43 0.09 42.06 15:10:00 2 54.18 0.00 1.89 0.11 0.09 43.72 15:10:00 3 53.18 0.00 2.14 0.25 0.09 44.34 15:20:12 all 40.04 0.00 1.52 0.08 0.10 58.26 15:20:12 0 40.39 0.00 1.46 0.06 0.10 58.01 15:20:12 1 40.86 0.00 1.63 0.10 0.10 57.31 15:20:12 2 39.34 0.00 1.60 0.10 0.10 58.86 15:20:12 3 39.59 0.00 1.40 0.07 0.10 58.85 15:30:05 all 14.02 0.00 0.62 0.03 0.07 85.25 15:30:05 0 14.49 0.00 0.59 0.01 0.07 84.84 15:30:05 1 14.42 0.00 0.62 0.02 0.07 84.87 15:30:05 2 12.54 0.00 0.62 0.07 0.08 86.69 15:30:05 3 14.63 0.00 0.66 0.03 0.07 84.59 15:40:12 all 18.42 0.00 0.80 0.04 0.07 80.67 15:40:12 0 19.12 0.00 0.78 0.01 0.06 80.02 15:40:12 1 18.49 0.00 0.83 0.02 0.07 80.59 15:40:12 2 18.57 0.00 0.84 0.02 0.07 80.50 15:40:12 3 17.48 0.00 0.76 0.10 0.07 81.59 15:50:12 all 19.11 0.00 0.72 0.04 0.06 80.07 15:50:12 0 19.32 0.00 0.72 0.00 0.06 79.90 15:50:12 1 19.29 0.00 0.66 0.02 0.07 79.97 15:50:12 2 18.35 0.00 0.72 0.08 0.07 80.78 15:50:12 3 19.47 0.00 0.79 0.05 0.06 79.63 16:00:12 all 14.57 0.00 0.46 0.02 0.06 84.89 16:00:12 0 14.19 0.00 0.36 0.01 0.06 85.38 16:00:12 1 14.80 0.00 0.42 0.00 0.07 84.71 16:00:12 2 14.71 0.00 0.48 0.03 0.07 84.73 16:00:12 3 14.57 0.00 0.59 0.03 0.07 84.74 16:10:00 all 8.60 0.00 0.38 0.02 0.06 90.95 16:10:00 0 8.53 0.00 0.32 0.04 0.05 91.05 16:10:00 1 8.51 0.00 0.50 0.00 0.06 90.92 16:10:00 2 8.57 0.00 0.34 0.01 0.06 91.02 16:10:00 3 8.78 0.00 0.35 0.02 0.06 90.79 16:20:12 all 16.49 0.00 0.69 0.02 0.07 82.73 16:20:12 0 16.27 0.00 0.68 0.04 0.07 82.94 16:20:12 1 16.35 0.00 0.71 0.00 0.07 82.86 16:20:12 2 17.24 0.00 0.68 0.03 0.07 81.99 16:20:12 3 16.09 0.00 0.68 0.02 0.07 83.14 16:30:12 all 8.55 0.00 0.40 0.02 0.07 90.96 16:30:12 0 8.78 0.00 0.42 0.01 0.06 90.72 16:30:12 1 8.40 0.00 0.44 0.00 0.07 91.09 16:30:12 2 8.64 0.00 0.37 0.04 0.07 90.87 16:30:12 3 8.39 0.00 0.36 0.01 0.06 91.17 16:40:12 all 13.80 0.00 0.63 0.03 0.07 85.48 16:40:12 0 14.34 0.00 0.59 0.07 0.06 84.94 16:40:12 1 13.81 0.00 0.62 0.01 0.06 85.49 16:40:12 2 13.49 0.00 0.65 0.02 0.07 85.77 16:40:12 3 13.56 0.00 0.64 0.02 0.07 85.71 16:50:12 all 10.14 0.00 0.42 0.02 0.06 89.36 16:50:12 0 9.90 0.00 0.36 0.03 0.06 89.66 16:50:12 1 10.51 0.00 0.46 0.00 0.06 88.96 16:50:12 2 10.17 0.00 0.46 0.04 0.07 89.27 16:50:12 3 9.98 0.00 0.40 0.02 0.06 89.53 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.82 0.00 0.80 0.05 0.07 79.27 Average: 0 19.86 0.00 0.74 0.04 0.07 79.28 Average: 1 20.08 0.00 0.85 0.05 0.07 78.94 Average: 2 19.66 0.00 0.79 0.05 0.07 79.43 Average: 3 19.66 0.00 0.80 0.06 0.07 79.42