---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-66217 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 695 11076 3 4217 14951 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:f9:95:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79160sec preferred_lft 79160sec inet6 fe80::f816:3eff:fef9:95db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:c0:87:75:4c:59 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::18c0:87ff:fe75:4c59/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-66217) 04/03/26 _x86_64_ (4 CPU) 09:58:49 LINUX RESTART (4 CPU) 10:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:16 128.91 9.62 113.32 5.97 1077.28 38046.72 12332.96 10:20:01 57.63 25.70 30.19 1.74 333.32 1788.56 1899.84 10:30:16 5.25 0.21 4.82 0.23 12.84 175.15 140.56 10:40:16 7.08 0.01 6.71 0.36 0.93 210.89 151.01 10:50:01 10.90 0.05 10.37 0.48 1.45 549.31 369.97 11:00:16 40.74 11.87 12.94 15.92 143.47 402.77 206187.46 11:10:16 7.43 0.01 7.11 0.32 0.39 205.95 156.64 11:20:16 6.45 0.01 6.16 0.27 1.43 219.16 200.09 11:30:09 6.14 0.01 5.87 0.26 0.93 166.54 468.42 11:40:11 4.88 0.00 4.71 0.16 0.13 149.49 60.38 11:50:11 9.44 0.04 9.06 0.34 4.68 569.57 311.27 Average: 25.86 4.29 19.16 2.40 143.05 3860.76 20657.16 10:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:16 157304 5099184 10827008 66.13 258500 4546924 13195344 75.74 2192524 13317008 4628 10:20:01 3261184 6235228 9699888 59.24 264184 2725720 10917608 62.67 2165020 10380376 588 10:30:16 7879360 10872536 5063756 30.93 264904 2743940 5936304 34.07 2176312 5780756 120 10:40:16 6680380 9689828 6248296 38.16 265840 2759288 7041348 40.42 2180664 6969908 500 10:50:01 8583424 11695488 4244112 25.92 270316 2857336 5143052 29.52 2215968 5038772 300 11:00:16 9609584 12837128 3102952 18.95 279828 2953776 3890860 22.33 2268516 3966964 112 11:10:16 8050092 11303788 4635256 28.31 280744 2978980 5401564 31.00 2270224 5522688 120 11:20:16 8301796 11589200 4350260 26.57 281384 3011968 5695696 32.69 2272780 5269552 192 11:30:09 6655516 9963708 5974652 36.49 282180 3031924 6786028 38.95 2276368 6907336 104 11:40:11 8133848 11464184 4474960 27.33 282924 3053340 5258628 30.18 2278680 5420592 120 11:50:11 7890256 11352168 4586504 28.01 287072 3173936 5306624 30.46 2293596 5651628 76 Average: 6836613 10191131 5746149 35.10 274352 3076103 6779369 38.91 2235514 6747780 624 10:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:16 lo 5.43 5.43 5.38 5.38 0.00 0.00 0.00 0.00 10:10:16 ens3 131.32 100.46 1891.89 11.61 0.00 0.00 0.00 0.00 10:10:16 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 46.05 46.05 25.46 25.46 0.00 0.00 0.00 0.00 10:20:01 ens3 2.14 1.93 0.49 0.57 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:16 lo 26.90 26.90 9.84 9.84 0.00 0.00 0.00 0.00 10:30:16 ens3 0.81 0.58 0.19 0.14 0.00 0.00 0.00 0.00 10:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:16 lo 11.72 11.72 6.82 6.82 0.00 0.00 0.00 0.00 10:40:16 ens3 0.63 0.39 0.16 0.11 0.00 0.00 0.00 0.00 10:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 4.93 4.93 2.51 2.51 0.00 0.00 0.00 0.00 10:50:01 ens3 0.68 0.57 0.20 0.15 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:16 lo 9.36 9.36 5.58 5.58 0.00 0.00 0.00 0.00 11:00:16 ens3 0.63 0.52 0.15 0.12 0.00 0.00 0.00 0.00 11:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:16 lo 19.19 19.19 9.08 9.08 0.00 0.00 0.00 0.00 11:10:16 ens3 0.85 0.72 0.21 0.16 0.00 0.00 0.00 0.00 11:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:16 lo 28.10 28.10 9.80 9.80 0.00 0.00 0.00 0.00 11:20:16 ens3 0.52 0.43 0.11 0.08 0.00 0.00 0.00 0.00 11:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:09 lo 21.80 21.80 12.12 12.12 0.00 0.00 0.00 0.00 11:30:09 ens3 0.77 0.69 0.18 0.15 0.00 0.00 0.00 0.00 11:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:11 lo 15.50 15.50 8.92 8.92 0.00 0.00 0.00 0.00 11:40:11 ens3 0.68 0.52 0.16 0.12 0.00 0.00 0.00 0.00 11:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:11 lo 14.22 14.22 7.52 7.52 0.00 0.00 0.00 0.00 11:50:11 ens3 0.74 0.67 0.21 0.17 0.00 0.00 0.00 0.00 11:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.44 18.44 9.34 9.34 0.00 0.00 0.00 0.00 Average: ens3 12.71 9.77 172.29 1.22 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-66217) 04/03/26 _x86_64_ (4 CPU) 09:58:49 LINUX RESTART (4 CPU) 10:00:16 CPU %user %nice %system %iowait %steal %idle 10:10:16 all 53.71 0.00 2.74 0.34 0.10 43.11 10:10:16 0 51.73 0.00 2.65 0.29 0.09 45.24 10:10:16 1 51.46 0.00 2.86 0.29 0.10 45.28 10:10:16 2 58.78 0.00 2.84 0.54 0.10 37.73 10:10:16 3 52.88 0.00 2.62 0.24 0.09 44.18 10:20:01 all 56.45 0.00 2.08 0.11 0.13 41.23 10:20:01 0 56.36 0.00 1.84 0.09 0.13 41.59 10:20:01 1 55.38 0.00 2.17 0.05 0.13 42.26 10:20:01 2 57.56 0.00 2.10 0.17 0.12 40.04 10:20:01 3 56.50 0.00 2.18 0.14 0.12 41.05 10:30:16 all 10.79 0.00 0.63 0.02 0.09 88.47 10:30:16 0 10.34 0.00 0.58 0.01 0.09 88.97 10:30:16 1 10.83 0.00 0.62 0.03 0.09 88.44 10:30:16 2 10.98 0.00 0.65 0.03 0.09 88.25 10:30:16 3 11.01 0.00 0.65 0.02 0.09 88.23 10:40:16 all 15.94 0.00 0.62 0.02 0.08 83.34 10:40:16 0 16.05 0.00 0.65 0.04 0.08 83.18 10:40:16 1 16.27 0.00 0.57 0.02 0.08 83.05 10:40:16 2 16.16 0.00 0.71 0.01 0.08 83.04 10:40:16 3 15.27 0.00 0.56 0.02 0.08 84.08 10:50:01 all 15.08 0.00 0.57 0.21 0.07 84.07 10:50:01 0 15.16 0.00 0.52 0.30 0.06 83.96 10:50:01 1 15.10 0.00 0.64 0.35 0.08 83.84 10:50:01 2 14.80 0.00 0.46 0.09 0.08 84.57 10:50:01 3 15.24 0.00 0.68 0.08 0.07 83.93 11:00:16 all 18.98 0.08 0.70 0.21 0.08 79.94 11:00:16 0 18.56 0.01 0.68 0.44 0.08 80.23 11:00:16 1 18.62 0.15 0.73 0.15 0.09 80.25 11:00:16 2 19.45 0.02 0.60 0.11 0.08 79.75 11:00:16 3 19.31 0.14 0.80 0.13 0.08 79.54 11:10:16 all 14.14 0.00 0.58 0.04 0.07 85.17 11:10:16 0 14.28 0.00 0.57 0.05 0.06 85.04 11:10:16 1 14.43 0.00 0.60 0.06 0.07 84.84 11:10:16 2 13.50 0.00 0.63 0.03 0.07 85.76 11:10:16 3 14.35 0.00 0.53 0.02 0.07 85.03 11:20:16 all 13.31 0.00 0.65 0.02 0.07 85.95 11:20:16 0 12.36 0.00 0.56 0.01 0.07 87.00 11:20:16 1 13.65 0.00 0.74 0.01 0.07 85.53 11:20:16 2 13.64 0.00 0.67 0.02 0.08 85.59 11:20:16 3 13.57 0.00 0.65 0.04 0.07 85.67 11:30:09 all 13.56 0.00 0.61 0.02 0.08 85.73 11:30:09 0 13.85 0.00 0.60 0.02 0.08 85.46 11:30:09 1 13.54 0.00 0.66 0.01 0.08 85.71 11:30:09 2 14.05 0.00 0.57 0.03 0.09 85.27 11:30:09 3 12.80 0.00 0.60 0.03 0.08 86.49 11:40:11 all 8.56 0.00 0.50 0.02 0.07 90.86 11:40:11 0 8.27 0.00 0.49 0.04 0.06 91.13 11:40:11 1 8.94 0.00 0.49 0.00 0.07 90.50 11:40:11 2 8.58 0.00 0.47 0.01 0.07 90.88 11:40:11 3 8.43 0.00 0.54 0.02 0.07 90.95 11:50:11 all 14.63 0.00 0.64 0.03 0.08 84.62 11:50:11 0 14.77 0.00 0.63 0.01 0.08 84.51 11:50:11 1 14.53 0.00 0.66 0.02 0.08 84.71 11:50:11 2 14.38 0.00 0.62 0.08 0.07 84.85 11:50:11 3 14.86 0.00 0.63 0.02 0.08 84.41 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.29 0.01 0.94 0.09 0.08 77.59 Average: 0 20.98 0.00 0.89 0.12 0.08 77.93 Average: 1 21.07 0.01 0.97 0.09 0.09 77.76 Average: 2 21.90 0.00 0.93 0.10 0.08 76.98 Average: 3 21.21 0.01 0.95 0.07 0.08 77.68