---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15226 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 672 12182 3 3134 14974 Swap: 1023 41 982 ---> 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:74:98:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80001sec preferred_lft 80001sec inet6 fe80::f816:3eff:fe74:986e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:85:65:21:50:0d 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::3c85:65ff:fe21:500d/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-15226) 05/14/26 _x86_64_ (4 CPU) 15:46:46 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:08 99.97 4.20 91.79 3.98 484.73 31604.07 9787.22 16:10:02 62.75 27.99 33.00 1.76 663.28 2042.52 1496.58 16:20:01 28.45 0.82 11.37 16.26 31.00 411.93 213650.80 16:30:08 11.42 0.50 10.45 0.47 4.91 546.98 629.46 16:40:08 23.24 5.09 17.43 0.71 73.04 515.23 712.32 16:50:01 8.40 0.42 7.65 0.33 10.58 225.28 317.78 17:00:07 5.22 0.33 4.70 0.18 11.06 151.91 303.25 17:10:07 7.32 0.20 6.90 0.21 9.31 176.38 87.43 17:20:01 10.63 0.61 9.62 0.40 16.10 576.95 222.16 17:30:08 7.82 0.41 7.06 0.35 10.13 284.00 482.94 Average: 26.55 4.03 20.05 2.46 131.21 3682.84 22717.24 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:08 172152 4947580 10978796 67.05 255192 4388024 13559684 77.83 2006864 13494044 260 16:10:02 9774232 11622160 4321188 26.39 257148 1695728 5736064 32.92 1293644 4873424 4948 16:20:01 6945584 8840232 7101812 43.37 261712 1737828 8282260 47.54 1318116 7665708 296 16:30:08 9588280 11593296 4351692 26.58 266112 1843152 5238412 30.07 1366568 4978772 156 16:40:08 9472688 11553492 4391408 26.82 269364 1915576 5216396 29.94 1386548 5086892 44 16:50:01 9541828 11654264 4290824 26.21 270280 1946308 5155796 29.59 1391752 4996876 372 17:00:07 7852064 9987956 5956160 36.38 270860 1969204 6811492 39.10 1396944 6685156 532 17:10:07 7878908 10037740 5906256 36.07 271584 1991540 6723300 38.59 1403376 6658220 252 17:20:01 9251488 11540480 4404188 26.90 275460 2113044 5253792 30.16 1416280 5265204 288 17:30:08 8366200 10707508 5236708 31.98 276552 2164160 6036452 34.65 1437408 6122320 388 Average: 7884342 10248471 5693903 34.78 267426 2176456 6801365 39.04 1441750 6582662 754 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:08 lo 4.97 4.97 6.01 6.01 0.00 0.00 0.00 0.00 16:00:08 ens3 72.79 54.76 1025.52 5.98 0.00 0.00 0.00 0.00 16:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 lo 42.79 42.79 24.62 24.62 0.00 0.00 0.00 0.00 16:10:02 ens3 1.99 1.91 0.43 0.39 0.00 0.00 0.00 0.00 16:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 39.99 39.99 17.65 17.65 0.00 0.00 0.00 0.00 16:20:01 ens3 1.23 1.11 0.24 0.21 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:08 lo 12.95 12.95 5.96 5.96 0.00 0.00 0.00 0.00 16:30:08 ens3 0.84 0.66 0.24 0.19 0.00 0.00 0.00 0.00 16:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:08 lo 16.46 16.46 8.19 8.19 0.00 0.00 0.00 0.00 16:40:08 ens3 1.58 2.01 0.24 1.39 0.00 0.00 0.00 0.00 16:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 16.39 16.39 8.47 8.47 0.00 0.00 0.00 0.00 16:50:01 ens3 0.72 0.56 0.14 0.11 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:07 lo 29.40 29.40 11.61 11.61 0.00 0.00 0.00 0.00 17:00:07 ens3 0.62 0.44 0.14 0.10 0.00 0.00 0.00 0.00 17:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:07 lo 19.99 19.99 10.69 10.69 0.00 0.00 0.00 0.00 17:10:07 ens3 0.70 0.55 0.14 0.11 0.00 0.00 0.00 0.00 17:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 16.25 16.25 9.64 9.64 0.00 0.00 0.00 0.00 17:20:01 ens3 0.82 0.68 0.22 0.18 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:08 lo 23.84 23.84 10.16 10.16 0.00 0.00 0.00 0.00 17:30:08 ens3 0.87 0.70 0.18 0.14 0.00 0.00 0.00 0.00 17:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.27 22.27 11.28 11.28 0.00 0.00 0.00 0.00 Average: ens3 8.29 6.39 103.77 0.89 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-15226) 05/14/26 _x86_64_ (4 CPU) 15:46:46 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:08 all 55.10 0.00 3.04 1.97 0.17 39.73 16:00:08 0 51.87 0.00 2.99 1.27 0.17 43.70 16:00:08 1 56.24 0.00 3.19 2.83 0.17 37.56 16:00:08 2 55.88 0.00 2.61 1.97 0.17 39.38 16:00:08 3 56.42 0.00 3.36 1.80 0.17 38.25 16:10:02 all 65.18 0.00 2.46 0.13 0.18 32.06 16:10:02 0 65.09 0.00 2.34 0.14 0.18 32.25 16:10:02 1 64.79 0.00 2.56 0.14 0.17 32.34 16:10:02 2 65.75 0.00 2.45 0.14 0.18 31.48 16:10:02 3 65.06 0.00 2.49 0.10 0.18 32.17 16:20:01 all 35.35 0.00 1.41 0.06 0.12 63.06 16:20:01 0 34.92 0.00 1.35 0.11 0.12 63.51 16:20:01 1 36.51 0.00 1.44 0.06 0.12 61.88 16:20:01 2 34.79 0.00 1.35 0.04 0.12 63.70 16:20:01 3 35.17 0.00 1.51 0.04 0.12 63.17 16:30:08 all 17.59 0.00 0.76 0.03 0.08 81.53 16:30:08 0 17.55 0.00 0.66 0.06 0.07 81.66 16:30:08 1 16.97 0.00 0.81 0.01 0.08 82.12 16:30:08 2 18.96 0.00 0.82 0.03 0.08 80.11 16:30:08 3 16.89 0.00 0.76 0.03 0.07 82.25 16:40:08 all 26.91 0.00 0.90 0.14 0.09 71.97 16:40:08 0 27.15 0.00 0.88 0.22 0.09 71.66 16:40:08 1 27.53 0.00 0.84 0.09 0.09 71.45 16:40:08 2 26.81 0.00 1.01 0.11 0.09 71.99 16:40:08 3 26.14 0.00 0.88 0.13 0.08 72.75 16:50:01 all 14.88 0.00 0.68 0.03 0.07 84.35 16:50:01 0 14.31 0.00 0.59 0.05 0.07 84.99 16:50:01 1 15.17 0.00 0.71 0.01 0.07 84.04 16:50:01 2 14.51 0.00 0.64 0.03 0.07 84.75 16:50:01 3 15.52 0.00 0.77 0.03 0.06 83.62 17:00:07 all 12.12 0.00 0.50 0.03 0.07 87.28 17:00:07 0 12.07 0.00 0.47 0.05 0.06 87.35 17:00:07 1 12.46 0.00 0.58 0.01 0.07 86.87 17:00:07 2 12.10 0.00 0.51 0.03 0.06 87.29 17:00:07 3 11.84 0.00 0.45 0.02 0.06 87.62 17:10:07 all 10.98 0.00 0.52 0.03 0.07 88.40 17:10:07 0 10.93 0.00 0.46 0.06 0.06 88.49 17:10:07 1 10.97 0.00 0.53 0.01 0.07 88.42 17:10:07 2 10.87 0.00 0.46 0.01 0.07 88.58 17:10:07 3 11.16 0.00 0.64 0.02 0.07 88.12 17:20:01 all 13.86 0.00 0.63 0.05 0.07 85.39 17:20:01 0 13.63 0.00 0.55 0.04 0.06 85.71 17:20:01 1 13.54 0.00 0.64 0.03 0.07 85.72 17:20:01 2 14.51 0.00 0.76 0.06 0.07 84.61 17:20:01 3 13.75 0.00 0.56 0.09 0.07 85.53 17:30:08 all 15.05 0.00 0.48 0.04 0.07 84.36 17:30:08 0 14.40 0.00 0.52 0.05 0.07 84.96 17:30:08 1 15.53 0.00 0.45 0.02 0.07 83.92 17:30:08 2 15.18 0.00 0.48 0.06 0.08 84.20 17:30:08 3 15.10 0.00 0.48 0.01 0.07 84.34 Average: all 26.68 0.00 1.14 0.25 0.10 71.83 Average: 0 26.18 0.00 1.08 0.20 0.09 72.44 Average: 1 26.95 0.00 1.18 0.32 0.10 71.45 Average: 2 26.92 0.00 1.11 0.25 0.10 71.63 Average: 3 26.67 0.00 1.19 0.23 0.09 71.81