---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-16805 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 61G 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 724 12169 4 3094 14922 Swap: 1023 38 985 ---> 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:33:4a:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.179/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80280sec preferred_lft 80280sec inet6 fe80::f816:3eff:fe33:4ad5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:86:66:12:0e:a9 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::dc86:66ff:fe12:ea9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16805) 05/19/26 _x86_64_ (4 CPU) 12:48:22 LINUX RESTART (4 CPU) 12:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:02 198.70 9.08 170.36 19.26 824.58 37986.60 258833.52 13:10:11 66.44 32.85 31.89 1.70 629.41 1921.53 1499.38 13:20:01 8.50 0.34 7.74 0.43 20.01 212.29 1191.28 13:30:06 25.02 5.54 18.56 0.92 81.37 773.87 962.40 13:40:11 10.38 0.50 9.44 0.44 12.37 252.38 379.69 13:50:11 6.26 0.25 5.84 0.18 5.97 135.43 432.61 14:00:11 5.04 0.34 4.51 0.18 9.61 126.39 105.21 14:10:11 5.95 0.82 4.95 0.18 29.67 140.11 55.92 14:20:04 12.41 0.89 10.99 0.53 22.96 647.46 288.65 14:30:11 13.14 4.93 7.38 0.84 279.42 1238.09 360.47 Average: 35.27 5.60 27.20 2.47 192.62 4345.67 26405.60 12:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:02 163484 5755632 10168572 62.11 261052 5177008 12431056 71.35 2133880 13349204 1220 13:10:11 3001964 4975016 10963028 66.96 263728 1813764 11703212 67.18 1437816 11474172 284 13:20:01 5119680 7113060 8825676 53.90 264828 1832704 9589920 55.05 1454140 9337112 328 13:30:06 13230228 15368352 577540 3.53 271352 1969008 1374464 7.89 1523880 1190872 8528 13:40:11 9133760 11295276 4648596 28.39 273100 1990668 5381224 30.89 1530360 5274796 612 13:50:11 9191144 11368988 4574864 27.94 273844 2006244 5281360 30.31 1533848 5187092 240 14:00:11 7718308 9912844 6030248 36.83 274380 2022348 6798912 39.03 1538532 6677068 452 14:10:11 7746096 9962216 5980684 36.53 275272 2043060 6739492 38.68 1549304 6630716 264 14:20:04 9053396 11414252 4529424 27.66 279312 2178368 5223612 29.98 1571976 5306276 244 14:30:11 12530512 15312664 632968 3.87 284832 2586076 1267116 7.27 1680880 1693692 29660 Average: 7688857 10247830 5693160 34.77 272170 2361925 6579037 37.76 1595462 6612100 4183 12:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:02 lo 5.17 5.17 5.31 5.31 0.00 0.00 0.00 0.00 13:00:02 ens3 129.79 99.55 1915.51 10.87 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:11 lo 45.11 45.11 26.82 26.82 0.00 0.00 0.00 0.00 13:10:11 ens3 2.11 1.86 0.50 0.43 0.00 0.00 0.00 0.00 13:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 32.53 32.53 12.05 12.05 0.00 0.00 0.00 0.00 13:20:01 ens3 0.91 0.72 0.18 0.15 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:06 lo 12.24 12.24 6.19 6.19 0.00 0.00 0.00 0.00 13:30:06 ens3 1.55 1.53 0.29 1.23 0.00 0.00 0.00 0.00 13:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:11 lo 19.64 19.64 10.30 10.30 0.00 0.00 0.00 0.00 13:40:11 ens3 0.82 0.63 0.20 0.15 0.00 0.00 0.00 0.00 13:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:11 lo 26.52 26.52 9.55 9.55 0.00 0.00 0.00 0.00 13:50:11 ens3 0.53 0.39 0.11 0.08 0.00 0.00 0.00 0.00 13:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:11 lo 16.45 16.45 8.11 8.11 0.00 0.00 0.00 0.00 14:00:11 ens3 0.72 0.49 0.20 0.15 0.00 0.00 0.00 0.00 14:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:11 lo 16.70 16.70 10.08 10.08 0.00 0.00 0.00 0.00 14:10:11 ens3 1.31 0.68 0.41 0.27 0.00 0.00 0.00 0.00 14:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:04 lo 19.29 19.29 10.50 10.50 0.00 0.00 0.00 0.00 14:20:04 ens3 1.17 0.86 0.33 0.26 0.00 0.00 0.00 0.00 14:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:11 lo 32.26 32.26 12.45 12.45 0.00 0.00 0.00 0.00 14:30:11 ens3 2.89 2.57 1.83 1.06 0.00 0.00 0.00 0.00 14:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.61 22.61 11.16 11.16 0.00 0.00 0.00 0.00 Average: ens3 14.18 10.93 191.91 1.47 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-16805) 05/19/26 _x86_64_ (4 CPU) 12:48:22 LINUX RESTART (4 CPU) 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:02 all 53.57 0.00 2.90 0.49 0.10 42.94 13:00:02 0 57.36 0.00 2.97 0.60 0.10 38.97 13:00:02 1 53.94 0.00 3.06 0.52 0.10 42.39 13:00:02 2 51.84 0.00 2.47 0.41 0.09 45.19 13:00:02 3 51.16 0.00 3.09 0.45 0.09 45.21 13:10:11 all 58.78 0.00 2.07 0.16 0.12 38.87 13:10:11 0 58.10 0.00 2.12 0.21 0.12 39.44 13:10:11 1 58.32 0.00 2.05 0.18 0.12 39.33 13:10:11 2 59.32 0.00 2.19 0.15 0.12 38.22 13:10:11 3 59.37 0.00 1.93 0.10 0.12 38.49 13:20:01 all 15.03 0.00 0.80 0.03 0.08 84.07 13:20:01 0 15.19 0.00 0.82 0.07 0.08 83.84 13:20:01 1 14.85 0.00 0.81 0.01 0.09 84.25 13:20:01 2 15.59 0.00 0.81 0.02 0.08 83.51 13:20:01 3 14.47 0.00 0.74 0.02 0.08 84.68 13:30:06 all 29.24 0.00 1.07 0.38 0.10 69.22 13:30:06 0 29.64 0.00 1.08 0.12 0.08 69.07 13:30:06 1 28.59 0.00 1.00 0.21 0.09 70.11 13:30:06 2 29.93 0.00 0.99 0.09 0.14 68.85 13:30:06 3 28.79 0.00 1.20 1.09 0.08 68.84 13:40:11 all 18.70 0.00 0.71 0.05 0.07 80.46 13:40:11 0 18.58 0.00 0.61 0.05 0.06 80.69 13:40:11 1 19.67 0.00 0.72 0.06 0.08 79.46 13:40:11 2 18.66 0.00 0.72 0.03 0.07 80.52 13:40:11 3 17.87 0.00 0.80 0.06 0.07 81.19 13:50:11 all 8.52 0.00 0.40 0.03 0.06 90.98 13:50:11 0 7.94 0.00 0.39 0.06 0.05 91.57 13:50:11 1 8.77 0.00 0.44 0.03 0.06 90.70 13:50:11 2 8.85 0.00 0.39 0.03 0.06 90.66 13:50:11 3 8.54 0.00 0.40 0.01 0.05 91.00 14:00:11 all 9.90 0.00 0.46 0.02 0.06 89.56 14:00:11 0 9.93 0.00 0.49 0.05 0.06 89.48 14:00:11 1 9.85 0.00 0.49 0.01 0.06 89.59 14:00:11 2 9.93 0.00 0.43 0.01 0.06 89.57 14:00:11 3 9.90 0.00 0.42 0.02 0.06 89.61 14:10:11 all 10.00 0.00 0.50 0.03 0.05 89.42 14:10:11 0 10.38 0.00 0.47 0.02 0.05 89.09 14:10:11 1 9.79 0.00 0.56 0.03 0.06 89.57 14:10:11 2 9.93 0.00 0.48 0.03 0.06 89.50 14:10:11 3 9.89 0.00 0.49 0.04 0.05 89.53 14:20:04 all 20.29 0.00 0.79 0.05 0.07 78.81 14:20:04 0 21.51 0.00 0.76 0.02 0.06 77.65 14:20:04 1 20.01 0.00 0.83 0.09 0.07 79.00 14:20:04 2 19.03 0.00 0.78 0.02 0.07 80.10 14:20:04 3 20.61 0.00 0.79 0.04 0.06 78.49 14:30:11 all 11.62 0.00 0.63 0.12 0.06 87.57 14:30:11 0 12.34 0.00 0.70 0.19 0.05 86.72 14:30:11 1 10.64 0.00 0.57 0.03 0.06 88.69 14:30:11 2 11.63 0.00 0.65 0.19 0.06 87.46 14:30:11 3 11.87 0.00 0.58 0.08 0.06 87.41 Average: all 23.63 0.00 1.03 0.14 0.08 75.12 Average: 0 24.16 0.00 1.04 0.14 0.07 74.59 Average: 1 23.51 0.00 1.05 0.12 0.08 75.24 Average: 2 23.54 0.00 0.99 0.10 0.08 75.29 Average: 3 23.32 0.00 1.05 0.19 0.07 75.37