---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-25868 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 662 12389 3 2937 14984 Swap: 1023 57 966 ---> 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:5b:69:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79624sec preferred_lft 79624sec inet6 fe80::f816:3eff:fe5b:6906/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:09:ef:1e:78:77 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::d009:efff:fe1e:7877/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-25868) 06/08/26 _x86_64_ (4 CPU) 12:50:20 LINUX RESTART (4 CPU) 13:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 78.29 22.57 52.67 3.06 1107.90 5673.15 2670.49 13:20:11 18.14 0.51 16.95 0.68 14.42 390.99 759.09 13:30:14 22.64 0.39 6.53 15.73 19.81 254.40 210462.84 13:40:01 21.54 0.10 20.61 0.83 1.98 839.99 861.18 13:50:14 8.20 0.03 7.83 0.33 1.42 257.17 350.72 14:00:14 11.74 5.88 5.65 0.20 87.29 154.17 256.21 14:10:01 5.35 0.25 4.93 0.17 6.38 146.91 78.25 14:20:13 5.09 0.11 4.82 0.16 4.21 150.32 66.67 14:30:14 10.42 0.61 9.44 0.37 18.87 583.08 248.46 14:40:01 8.10 0.53 7.26 0.31 13.75 288.48 357.50 Average: 18.85 3.07 13.59 2.19 125.94 864.71 21743.55 13:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 3889468 5513564 10427424 63.69 234164 1538780 11287080 64.79 1031620 11036444 340 13:20:11 9046640 10702548 5240452 32.01 236416 1568152 6125260 35.16 1062200 5869252 6048 13:30:14 13641644 15405292 542876 3.32 242392 1666228 1422052 8.16 1112540 1222924 74132 13:40:01 13042440 14894524 1053980 6.44 246604 1749400 1956508 11.23 1133244 1823756 11904 13:50:14 9595772 11476960 4469276 27.30 248036 1777052 5337676 30.64 1136148 5254248 4 14:00:14 9465576 11366796 4579300 27.97 248768 1796356 5367840 30.81 1152416 5357544 348 14:10:01 8062868 9983720 5961500 36.41 249496 1815256 6804416 39.06 1156464 6760380 624 14:20:13 8087096 10030172 5915052 36.13 250236 1836700 6742776 38.70 1161336 6730340 288 14:30:14 9413764 11494860 4451484 27.19 254304 1964612 5257568 30.18 1174128 5387420 264 14:40:01 8528436 10660144 5285784 32.28 255336 2014140 6149340 35.30 1196788 6250328 584 Average: 9277370 11152858 4792713 29.27 246575 1772668 5645052 32.40 1131688 5569264 9454 13:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 37.12 37.12 26.21 26.21 0.00 0.00 0.00 0.00 13:10:01 ens3 2.48 2.34 0.77 0.65 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:11 lo 42.60 42.60 16.13 16.13 0.00 0.00 0.00 0.00 13:20:11 ens3 1.21 1.05 0.24 0.21 0.00 0.00 0.00 0.00 13:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:14 lo 11.86 11.86 6.89 6.89 0.00 0.00 0.00 0.00 13:30:14 ens3 0.58 0.54 0.16 0.13 0.00 0.00 0.00 0.00 13:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 12.57 12.57 6.38 6.38 0.00 0.00 0.00 0.00 13:40:01 ens3 1.06 0.84 0.25 0.18 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:14 lo 19.48 19.48 10.25 10.25 0.00 0.00 0.00 0.00 13:50:14 ens3 0.84 0.72 0.18 0.15 0.00 0.00 0.00 0.00 13:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:14 lo 28.41 28.41 10.06 10.06 0.00 0.00 0.00 0.00 14:00:14 ens3 1.48 1.43 0.27 1.36 0.00 0.00 0.00 0.00 14:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 14.64 14.64 7.59 7.59 0.00 0.00 0.00 0.00 14:10:01 ens3 0.58 0.44 0.15 0.09 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:13 lo 16.49 16.49 9.94 9.94 0.00 0.00 0.00 0.00 14:20:13 ens3 0.63 0.58 0.13 0.11 0.00 0.00 0.00 0.00 14:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:14 lo 12.74 12.74 7.48 7.48 0.00 0.00 0.00 0.00 14:30:14 ens3 0.74 0.69 0.21 0.17 0.00 0.00 0.00 0.00 14:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 24.28 24.28 10.14 10.14 0.00 0.00 0.00 0.00 14:40:01 ens3 0.96 0.74 0.23 0.18 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.04 22.04 11.10 11.10 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.93 0.26 0.32 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-25868) 06/08/26 _x86_64_ (4 CPU) 12:50:20 LINUX RESTART (4 CPU) 13:00:11 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 68.13 0.00 2.54 0.23 0.12 28.99 13:10:01 0 68.54 0.00 2.40 0.18 0.12 28.77 13:10:01 1 67.43 0.00 2.66 0.15 0.12 29.64 13:10:01 2 67.49 0.00 2.55 0.41 0.12 29.42 13:10:01 3 69.05 0.00 2.53 0.19 0.12 28.12 13:20:11 all 27.10 0.00 1.16 0.05 0.10 71.58 13:20:11 0 27.27 0.00 1.01 0.03 0.10 71.58 13:20:11 1 27.62 0.00 1.16 0.03 0.11 71.08 13:20:11 2 27.01 0.00 1.24 0.08 0.10 71.56 13:20:11 3 26.51 0.00 1.24 0.07 0.11 72.07 13:30:14 all 15.05 0.00 0.69 0.33 0.07 83.86 13:30:14 0 14.80 0.00 0.62 0.16 0.06 84.36 13:30:14 1 14.72 0.00 0.68 0.13 0.07 84.40 13:30:14 2 15.70 0.00 0.72 0.16 0.07 83.35 13:30:14 3 14.98 0.00 0.73 0.88 0.08 83.33 13:40:01 all 31.36 0.00 1.03 0.38 0.09 67.14 13:40:01 0 32.22 0.00 1.04 0.74 0.08 65.92 13:40:01 1 29.59 0.00 0.97 0.10 0.09 69.25 13:40:01 2 31.55 0.00 1.02 0.39 0.09 66.95 13:40:01 3 32.10 0.00 1.08 0.31 0.09 66.43 13:50:14 all 16.97 0.00 0.70 0.07 0.08 82.18 13:50:14 0 16.70 0.00 0.79 0.15 0.08 82.28 13:50:14 1 17.44 0.00 0.58 0.05 0.07 81.86 13:50:14 2 17.07 0.00 0.65 0.01 0.07 82.20 13:50:14 3 16.69 0.00 0.78 0.06 0.08 82.40 14:00:14 all 8.87 0.00 0.51 0.11 0.07 90.44 14:00:14 0 9.10 0.00 0.52 0.09 0.07 90.23 14:00:14 1 8.74 0.00 0.47 0.11 0.06 90.62 14:00:14 2 9.12 0.00 0.57 0.09 0.08 90.15 14:00:14 3 8.52 0.00 0.49 0.15 0.07 90.77 14:10:01 all 10.13 0.00 0.43 0.07 0.07 89.31 14:10:01 0 9.97 0.00 0.49 0.02 0.06 89.46 14:10:01 1 10.52 0.00 0.41 0.01 0.07 88.99 14:10:01 2 9.95 0.00 0.42 0.05 0.07 89.51 14:10:01 3 10.07 0.00 0.40 0.19 0.07 89.28 14:20:13 all 10.20 0.00 0.46 0.06 0.07 89.22 14:20:13 0 10.24 0.00 0.40 0.13 0.07 89.17 14:20:13 1 10.50 0.00 0.44 0.02 0.07 88.96 14:20:13 2 9.93 0.00 0.50 0.08 0.07 89.43 14:20:13 3 10.13 0.00 0.48 0.00 0.07 89.32 14:30:14 all 13.51 0.00 0.50 0.08 0.07 85.83 14:30:14 0 12.97 0.00 0.58 0.08 0.07 86.30 14:30:14 1 14.01 0.00 0.45 0.02 0.08 85.44 14:30:14 2 12.93 0.00 0.48 0.19 0.08 86.32 14:30:14 3 14.14 0.00 0.50 0.03 0.07 85.26 14:40:01 all 15.60 0.00 0.52 0.04 0.08 83.77 14:40:01 0 15.99 0.00 0.43 0.09 0.07 83.42 14:40:01 1 15.16 0.00 0.51 0.02 0.08 84.23 14:40:01 2 15.69 0.00 0.50 0.03 0.07 83.70 14:40:01 3 15.55 0.00 0.64 0.03 0.07 83.71 Average: all 21.61 0.00 0.85 0.14 0.08 77.32 Average: 0 21.69 0.00 0.82 0.17 0.08 77.24 Average: 1 21.49 0.00 0.83 0.07 0.08 77.53 Average: 2 21.56 0.00 0.86 0.15 0.08 77.35 Average: 3 21.68 0.00 0.88 0.19 0.08 77.17