---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32076 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 17G 61G 22% / 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 690 12685 3 2612 14956 Swap: 1023 22 1001 ---> 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:8e:52:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80829sec preferred_lft 80829sec inet6 fe80::f816:3eff:fe8e:52d1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:65:b8:ff:2c:b5 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::d065:b8ff:feff:2cb5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32076) 07/01/26 _x86_64_ (4 CPU) 09:07:17 LINUX RESTART (4 CPU) 09:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:09 107.06 9.37 93.74 3.94 796.28 30986.86 10632.27 09:30:10 48.66 18.05 29.03 1.58 951.54 1921.53 1625.04 09:40:29 19.77 6.01 13.22 0.54 126.12 349.63 393.59 09:50:29 7.93 0.16 7.50 0.26 4.21 177.12 510.09 10:00:11 20.97 0.10 4.74 16.12 1.22 122.51 220159.54 10:10:11 5.19 0.05 4.97 0.17 2.52 125.94 70.28 10:20:11 4.98 0.01 4.81 0.16 0.49 130.52 67.14 10:30:11 11.66 0.50 10.66 0.50 10.93 613.34 352.62 Average: 28.29 4.31 21.14 2.85 237.37 4311.51 28368.92 09:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:09 161432 1426740 14510172 88.62 235668 1143748 15688412 90.05 960716 14779796 172 09:30:10 5908072 7652264 8288812 50.62 251480 1612592 9253604 53.12 1094056 8942180 2460 09:40:29 11180664 12965180 2981144 18.21 254052 1650324 3787316 21.74 1133088 3656104 308 09:50:29 9585252 11387804 4557220 27.83 255580 1666784 5359192 30.76 1137060 5236520 288 10:00:11 9563792 11385960 4559180 27.85 258408 1683584 5298092 30.41 1145112 5234804 164 10:10:11 7986668 9822992 6121344 37.39 259208 1696952 6925464 39.75 1148012 6820348 84 10:20:11 8031940 9884140 6060140 37.01 260036 1711964 6846660 39.30 1151644 6770728 220 10:30:11 9416576 11404072 4541132 27.74 264164 1837752 5260944 30.20 1170520 5369172 332 Average: 7729300 9491144 6452393 39.41 254824 1625462 7302460 41.92 1117526 7101206 504 09:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:09 lo 16.88 16.88 14.75 14.75 0.00 0.00 0.00 0.00 09:20:09 ens3 112.70 83.13 1745.46 9.25 0.00 0.00 0.00 0.00 09:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:10 lo 41.57 41.57 17.96 17.96 0.00 0.00 0.00 0.00 09:30:10 ens3 2.06 1.87 0.52 0.46 0.00 0.00 0.00 0.00 09:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:29 lo 18.83 18.83 8.29 8.29 0.00 0.00 0.00 0.00 09:40:29 ens3 6.29 4.36 3.73 3.42 0.00 0.00 0.00 0.00 09:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:29 lo 20.05 20.05 9.66 9.66 0.00 0.00 0.00 0.00 09:50:29 ens3 0.77 0.60 0.16 0.12 0.00 0.00 0.00 0.00 09:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:11 lo 28.70 28.70 10.10 10.10 0.00 0.00 0.00 0.00 10:00:11 ens3 0.77 0.48 0.21 0.15 0.00 0.00 0.00 0.00 10:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:11 lo 14.55 14.55 7.55 7.55 0.00 0.00 0.00 0.00 10:10:11 ens3 1.20 0.63 0.39 0.27 0.00 0.00 0.00 0.00 10:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:11 lo 16.55 16.55 10.00 10.00 0.00 0.00 0.00 0.00 10:20:11 ens3 0.88 0.68 0.21 0.16 0.00 0.00 0.00 0.00 10:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:11 lo 19.31 19.31 10.56 10.56 0.00 0.00 0.00 0.00 10:30:11 ens3 1.00 0.85 0.27 0.22 0.00 0.00 0.00 0.00 10:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.02 22.02 11.10 11.10 0.00 0.00 0.00 0.00 Average: ens3 15.76 11.61 219.29 1.77 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-32076) 07/01/26 _x86_64_ (4 CPU) 09:07:17 LINUX RESTART (4 CPU) 09:10:07 CPU %user %nice %system %iowait %steal %idle 09:20:09 all 63.84 0.00 3.34 0.29 0.13 32.39 09:20:09 0 63.15 0.00 3.03 0.14 0.13 33.56 09:20:09 1 63.34 0.00 3.36 0.40 0.13 32.77 09:20:09 2 64.59 0.00 3.60 0.41 0.14 31.26 09:20:09 3 64.28 0.00 3.38 0.23 0.13 31.99 09:30:10 all 52.95 0.00 1.98 0.16 0.13 44.78 09:30:10 0 52.80 0.00 1.89 0.14 0.13 45.04 09:30:10 1 52.22 0.00 1.97 0.23 0.12 45.46 09:30:10 2 53.83 0.00 2.05 0.14 0.12 43.86 09:30:10 3 52.95 0.00 2.00 0.14 0.13 44.78 09:40:29 all 20.62 0.00 0.79 0.06 0.07 78.46 09:40:29 0 21.13 0.00 0.79 0.08 0.07 77.94 09:40:29 1 20.02 0.00 0.77 0.07 0.07 79.06 09:40:29 2 20.74 0.00 0.79 0.03 0.07 78.37 09:40:29 3 20.59 0.00 0.81 0.04 0.07 78.48 09:50:29 all 14.79 0.00 0.57 0.02 0.06 84.56 09:50:29 0 14.73 0.00 0.51 0.03 0.06 84.67 09:50:29 1 15.03 0.00 0.60 0.01 0.06 84.30 09:50:29 2 14.96 0.00 0.65 0.03 0.07 84.30 09:50:29 3 14.44 0.00 0.51 0.02 0.06 84.97 10:00:11 all 9.03 0.00 0.48 0.04 0.05 90.40 10:00:11 0 9.25 0.00 0.44 0.01 0.05 90.25 10:00:11 1 9.18 0.00 0.48 0.12 0.05 90.16 10:00:11 2 8.79 0.00 0.52 0.01 0.05 90.63 10:00:11 3 8.89 0.00 0.48 0.01 0.06 90.56 10:10:11 all 10.05 0.00 0.50 0.02 0.06 89.38 10:10:11 0 9.91 0.00 0.43 0.02 0.05 89.59 10:10:11 1 10.45 0.00 0.48 0.01 0.05 89.00 10:10:11 2 10.58 0.00 0.62 0.00 0.06 88.73 10:10:11 3 9.27 0.00 0.47 0.02 0.05 90.19 10:20:11 all 10.19 0.00 0.51 0.02 0.06 89.23 10:20:11 0 10.56 0.00 0.49 0.02 0.06 88.87 10:20:11 1 10.12 0.00 0.56 0.01 0.06 89.25 10:20:11 2 10.34 0.00 0.58 0.02 0.06 89.00 10:20:11 3 9.73 0.00 0.41 0.03 0.06 89.79 10:30:11 all 20.66 0.00 0.77 0.05 0.07 78.46 10:30:11 0 20.67 0.00 0.70 0.02 0.07 78.54 10:30:11 1 21.37 0.00 0.81 0.07 0.07 77.68 10:30:11 2 20.39 0.00 0.76 0.04 0.07 78.74 10:30:11 3 20.20 0.00 0.79 0.05 0.07 78.89 Average: all 25.31 0.00 1.12 0.08 0.08 73.41 Average: 0 25.33 0.00 1.04 0.06 0.08 73.50 Average: 1 25.24 0.00 1.13 0.12 0.08 73.43 Average: 2 25.57 0.00 1.20 0.08 0.08 73.07 Average: 3 25.10 0.00 1.11 0.07 0.08 73.65