---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23643 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 693 12226 3 3069 14953 Swap: 1023 21 1002 ---> 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:1f:41:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79282sec preferred_lft 79282sec inet6 fe80::f816:3eff:fe1f:4199/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:ae:f3:2d:50:28 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::ccae:f3ff:fe2d:5028/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23643) 06/04/26 _x86_64_ (4 CPU) 08:08:12 LINUX RESTART (4 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:10 123.58 9.02 109.14 5.42 817.30 38118.83 11266.48 08:30:17 56.40 22.23 32.45 1.72 1012.16 1792.27 959.30 08:40:15 8.37 0.68 7.34 0.35 31.64 243.30 294.46 08:50:03 7.71 0.17 7.19 0.34 4.33 215.28 546.40 09:00:03 20.29 0.12 19.25 0.92 2.31 867.62 616.14 09:10:04 9.67 0.02 9.24 0.41 0.81 290.89 589.97 09:20:04 4.98 0.05 4.77 0.15 0.96 141.56 1785.31 09:30:34 19.90 0.16 4.85 14.89 3.58 142.76 199836.25 09:40:21 6.65 0.76 5.69 0.20 15.47 168.38 71.48 09:50:05 9.25 0.07 8.75 0.43 7.73 590.35 104.45 10:00:21 7.17 0.02 6.82 0.32 1.25 284.64 333.95 Average: 25.11 3.05 19.71 2.36 174.09 3937.26 20551.08 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:10 2379944 6455488 9472660 57.86 259996 3726676 11066460 63.52 2146092 11191520 2480 08:30:17 2835132 4603984 11334144 69.22 264648 1619340 12110840 69.52 1096520 11984180 408 08:40:15 9172620 10966708 4974628 30.38 265576 1643504 5697044 32.70 1117376 5642308 84 08:50:03 7989032 9800612 6142216 37.51 266616 1659984 6975388 40.04 1123240 6835420 224 09:00:03 11620964 13590368 2354696 14.38 273092 1808580 3076200 17.66 1176200 3163340 280 09:10:04 9274012 11285460 4658256 28.45 274316 1849340 5405112 31.03 1179628 5498552 232 09:20:04 9240136 11271732 4671872 28.53 274772 1869040 5334884 30.62 1181012 5515988 652 09:30:34 7818988 9877904 6064868 37.04 277596 1893552 6847620 39.31 1190440 6926764 416 09:40:21 7798952 9881128 6061704 37.02 278212 1916104 6840592 39.26 1198260 6944276 260 09:50:05 9236136 11456428 4487164 27.41 282316 2043976 5258380 30.18 1207868 5496220 320 10:00:21 8382876 10656484 5286752 32.29 283448 2096096 6047040 34.71 1227404 6328224 320 Average: 7795345 9986027 5955360 36.37 272781 2011472 6787233 38.96 1258549 6866072 516 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:10 lo 7.16 7.16 7.42 7.42 0.00 0.00 0.00 0.00 08:20:10 ens3 138.75 104.23 1811.83 11.01 0.00 0.00 0.00 0.00 08:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:17 lo 44.04 44.04 25.21 25.21 0.00 0.00 0.00 0.00 08:30:17 ens3 2.53 2.35 0.51 1.50 0.00 0.00 0.00 0.00 08:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:15 lo 31.06 31.06 11.46 11.46 0.00 0.00 0.00 0.00 08:40:15 ens3 0.94 0.73 0.21 0.16 0.00 0.00 0.00 0.00 08:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:03 lo 9.97 9.97 6.23 6.23 0.00 0.00 0.00 0.00 08:50:03 ens3 0.55 0.41 0.13 0.09 0.00 0.00 0.00 0.00 08:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:03 lo 13.94 13.94 6.92 6.92 0.00 0.00 0.00 0.00 09:00:03 ens3 1.00 0.92 0.27 0.23 0.00 0.00 0.00 0.00 09:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:04 lo 18.87 18.87 9.89 9.89 0.00 0.00 0.00 0.00 09:10:04 ens3 0.80 0.65 0.20 0.15 0.00 0.00 0.00 0.00 09:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:04 lo 27.58 27.58 10.04 10.04 0.00 0.00 0.00 0.00 09:20:04 ens3 0.50 0.41 0.11 0.08 0.00 0.00 0.00 0.00 09:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:34 lo 16.10 16.10 7.86 7.86 0.00 0.00 0.00 0.00 09:30:34 ens3 0.52 0.42 0.11 0.08 0.00 0.00 0.00 0.00 09:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:21 lo 16.68 16.68 10.10 10.10 0.00 0.00 0.00 0.00 09:40:21 ens3 6.20 4.06 3.88 2.67 0.00 0.00 0.00 0.00 09:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:05 lo 12.23 12.23 7.09 7.09 0.00 0.00 0.00 0.00 09:50:05 ens3 0.68 0.55 0.19 0.15 0.00 0.00 0.00 0.00 09:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:21 lo 23.51 23.51 10.13 10.13 0.00 0.00 0.00 0.00 10:00:21 ens3 0.91 0.74 0.23 0.18 0.00 0.00 0.00 0.00 10:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.14 20.14 10.23 10.23 0.00 0.00 0.00 0.00 Average: ens3 14.08 10.60 167.21 1.49 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23643) 06/04/26 _x86_64_ (4 CPU) 08:08:12 LINUX RESTART (4 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:10 all 56.35 0.00 2.89 0.46 0.11 40.19 08:20:10 0 54.89 0.00 2.74 0.63 0.11 41.63 08:20:10 1 55.06 0.00 2.68 0.44 0.11 41.70 08:20:10 2 56.97 0.00 3.01 0.41 0.12 39.49 08:20:10 3 58.50 0.00 3.13 0.35 0.11 37.91 08:30:17 all 58.93 0.00 2.13 0.19 0.13 38.62 08:30:17 0 58.46 0.00 2.09 0.19 0.12 39.13 08:30:17 1 58.64 0.00 2.04 0.14 0.13 39.05 08:30:17 2 58.87 0.00 2.20 0.12 0.13 38.68 08:30:17 3 59.76 0.00 2.18 0.30 0.13 37.63 08:40:15 all 15.04 0.00 0.89 0.03 0.09 83.95 08:40:15 0 14.71 0.00 0.87 0.03 0.08 84.32 08:40:15 1 15.14 0.00 0.86 0.03 0.09 83.88 08:40:15 2 15.30 0.00 1.03 0.02 0.09 83.55 08:40:15 3 15.02 0.00 0.80 0.04 0.08 84.06 08:50:03 all 16.42 0.00 0.63 0.03 0.08 82.84 08:50:03 0 16.19 0.00 0.71 0.01 0.08 83.01 08:50:03 1 16.98 0.00 0.67 0.04 0.08 82.22 08:50:03 2 16.32 0.00 0.52 0.04 0.08 83.04 08:50:03 3 16.19 0.00 0.64 0.01 0.08 83.09 09:00:03 all 30.30 0.00 0.99 0.07 0.09 68.55 09:00:03 0 29.23 0.00 0.90 0.11 0.09 69.66 09:00:03 1 31.01 0.00 1.13 0.06 0.08 67.72 09:00:03 2 30.58 0.00 1.00 0.06 0.09 68.27 09:00:03 3 30.39 0.00 0.92 0.05 0.08 68.56 09:10:04 all 18.85 0.00 0.72 0.03 0.08 80.32 09:10:04 0 19.57 0.00 0.69 0.03 0.08 79.63 09:10:04 1 18.81 0.00 0.79 0.05 0.08 80.27 09:10:04 2 18.87 0.00 0.68 0.02 0.08 80.35 09:10:04 3 18.14 0.00 0.70 0.03 0.08 81.05 09:20:04 all 8.98 0.00 0.44 0.02 0.07 90.49 09:20:04 0 8.91 0.00 0.46 0.02 0.07 90.54 09:20:04 1 9.38 0.00 0.45 0.03 0.07 90.07 09:20:04 2 8.71 0.00 0.51 0.00 0.07 90.71 09:20:04 3 8.93 0.00 0.34 0.03 0.07 90.64 09:30:34 all 9.74 0.00 0.44 0.03 0.07 89.72 09:30:34 0 9.62 0.00 0.44 0.09 0.07 89.79 09:30:34 1 9.73 0.00 0.43 0.01 0.07 89.76 09:30:34 2 9.67 0.00 0.46 0.01 0.07 89.79 09:30:34 3 9.92 0.00 0.44 0.03 0.06 89.53 09:40:21 all 10.30 0.00 0.40 0.03 0.07 89.20 09:40:21 0 10.35 0.00 0.38 0.03 0.07 89.17 09:40:21 1 9.86 0.00 0.38 0.03 0.07 89.66 09:40:21 2 10.59 0.00 0.52 0.02 0.07 88.81 09:40:21 3 10.40 0.00 0.34 0.03 0.07 89.16 09:50:05 all 13.95 0.00 0.55 0.03 0.07 85.40 09:50:05 0 13.26 0.00 0.46 0.02 0.07 86.19 09:50:05 1 15.11 0.00 0.61 0.04 0.07 84.17 09:50:05 2 13.75 0.00 0.49 0.05 0.07 85.64 09:50:05 3 13.68 0.00 0.63 0.02 0.07 85.61 10:00:21 all 16.41 0.00 0.67 0.04 0.07 82.80 10:00:21 0 16.00 0.00 0.71 0.03 0.07 83.19 10:00:21 1 16.28 0.00 0.70 0.03 0.07 82.92 10:00:21 2 17.03 0.00 0.60 0.08 0.07 82.21 10:00:21 3 16.33 0.00 0.68 0.04 0.06 82.90 Average: CPU %user %nice %system %iowait %steal %idle Average: all 23.27 0.00 0.98 0.09 0.08 75.58 Average: 0 22.90 0.00 0.95 0.11 0.08 75.96 Average: 1 23.33 0.00 0.98 0.08 0.08 75.53 Average: 2 23.39 0.00 1.01 0.08 0.09 75.44 Average: 3 23.45 0.00 0.98 0.09 0.08 75.40