---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34207 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 16G 62G 20% / 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 702 8226 3 7060 14944 Swap: 1023 0 1023 ---> 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:a8:c6:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79980sec preferred_lft 79980sec inet6 fe80::f816:3eff:fea8:c671/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:17:c2:89:57:cf 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::6417:c2ff:fe89:57cf/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-34207) 07/09/26 _x86_64_ (4 CPU) 11:10:13 LINUX RESTART (4 CPU) 11:20:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:03 8.82 1.73 6.71 0.38 86.59 224.16 748.57 11:40:03 5.23 0.00 4.99 0.24 0.03 141.29 384.83 11:50:03 44.29 19.51 23.53 1.25 159.11 1811.53 1462.78 12:00:05 17.67 0.01 16.81 0.85 0.12 732.82 315.36 12:10:05 4.99 0.00 4.82 0.18 0.00 114.12 50.81 12:20:04 6.46 0.01 6.27 0.18 0.11 155.21 108.26 12:30:05 5.48 0.00 5.26 0.22 0.03 193.33 110.26 12:40:06 5.47 0.00 5.31 0.16 0.01 152.22 56.04 12:50:14 9.36 0.02 9.01 0.33 0.18 541.22 222.70 Average: 11.98 2.36 9.20 0.42 27.18 452.45 383.35 11:20:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:03 5466684 11221764 4709964 28.77 222796 5405332 5478848 31.45 1674436 8549652 284 11:40:03 5352416 11115020 4816804 29.42 223956 5411516 5612632 32.22 1692420 8652136 232 11:50:03 1148996 7342988 8585100 52.43 238176 5814388 9200360 52.81 1869536 12641804 756 12:00:05 5044996 11374232 4556356 27.83 244548 5937020 5364788 30.79 1881612 8748176 456 12:10:05 5065044 11406088 4524252 27.63 245520 5947824 5304512 30.45 1883100 8726820 408 12:20:04 7116364 13486708 2445188 14.93 246216 5976336 3687956 21.17 1885888 6675728 14280 12:30:05 3647152 10035208 5894564 36.00 247060 5993164 6660824 38.23 1889428 10121840 356 12:40:06 4969020 11377336 4553120 27.81 247764 6012688 5340656 30.66 1891700 8814132 288 12:50:14 4621484 11153312 4776456 29.17 251696 6125720 5343356 30.67 1905768 9141116 64 Average: 4714684 10945851 4984645 30.44 240859 5847110 5777104 33.16 1841543 9119045 1903 11:20:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:03 lo 11.97 11.97 9.10 9.10 0.00 0.00 0.00 0.00 11:30:03 ens3 0.63 0.46 0.14 0.12 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:03 lo 11.72 11.72 5.24 5.24 0.00 0.00 0.00 0.00 11:40:03 ens3 0.72 0.47 0.26 0.14 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:03 lo 12.06 12.06 11.58 11.58 0.00 0.00 0.00 0.00 11:50:03 ens3 1.27 1.29 0.35 0.97 0.00 0.00 0.00 0.00 11:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:05 lo 17.31 17.31 8.36 8.36 0.00 0.00 0.00 0.00 12:00:05 ens3 1.09 1.03 0.28 0.62 0.00 0.00 0.00 0.00 12:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:05 lo 11.51 11.51 6.18 6.18 0.00 0.00 0.00 0.00 12:10:05 ens3 0.46 0.38 0.09 0.08 0.00 0.00 0.00 0.00 12:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:04 lo 28.20 28.20 9.82 9.82 0.00 0.00 0.00 0.00 12:20:04 ens3 0.57 0.46 0.14 0.11 0.00 0.00 0.00 0.00 12:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:05 lo 19.12 19.12 10.82 10.82 0.00 0.00 0.00 0.00 12:30:05 ens3 0.66 0.61 0.17 0.12 0.00 0.00 0.00 0.00 12:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:06 lo 17.90 17.90 9.99 9.99 0.00 0.00 0.00 0.00 12:40:06 ens3 0.79 0.61 0.20 0.16 0.00 0.00 0.00 0.00 12:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:14 lo 20.91 20.91 10.07 10.07 0.00 0.00 0.00 0.00 12:50:14 ens3 1.26 0.97 0.40 0.30 0.00 0.00 0.00 0.00 12:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.76 16.76 9.02 9.02 0.00 0.00 0.00 0.00 Average: ens3 0.83 0.70 0.23 0.29 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-34207) 07/09/26 _x86_64_ (4 CPU) 11:10:13 LINUX RESTART (4 CPU) 11:20:14 CPU %user %nice %system %iowait %steal %idle 11:30:03 all 16.24 0.00 0.89 0.12 0.14 82.60 11:30:03 0 16.76 0.00 0.66 0.03 0.19 82.36 11:30:03 1 15.56 0.00 0.99 0.04 0.13 83.27 11:30:03 2 16.38 0.00 0.99 0.06 0.13 82.43 11:30:03 3 16.25 0.00 0.92 0.37 0.12 82.34 11:40:03 all 9.74 0.00 0.43 0.14 0.06 89.64 11:40:03 0 9.28 0.00 0.38 0.23 0.05 90.07 11:40:03 1 9.71 0.00 0.49 0.16 0.06 89.58 11:40:03 2 9.98 0.00 0.48 0.05 0.07 89.42 11:40:03 3 10.00 0.00 0.36 0.11 0.05 89.48 11:50:03 all 41.21 0.00 1.30 0.85 0.13 56.51 11:50:03 0 40.00 0.00 1.30 0.30 0.12 58.28 11:50:03 1 41.76 0.00 1.38 0.98 0.14 55.74 11:50:03 2 41.26 0.00 1.21 1.38 0.13 56.03 11:50:03 3 41.83 0.00 1.32 0.74 0.13 55.99 12:00:05 all 29.97 0.00 1.11 0.18 0.63 68.12 12:00:05 0 28.26 0.00 0.95 0.04 0.62 70.13 12:00:05 1 30.31 0.00 1.06 0.30 0.76 67.57 12:00:05 2 30.99 0.00 1.36 0.16 0.55 66.93 12:00:05 3 30.33 0.00 1.05 0.21 0.58 67.83 12:10:05 all 8.49 0.00 0.53 0.08 0.08 90.82 12:10:05 0 7.78 0.00 0.49 0.21 0.06 91.46 12:10:05 1 8.99 0.00 0.70 0.04 0.09 90.19 12:10:05 2 8.89 0.00 0.43 0.05 0.08 90.55 12:10:05 3 8.29 0.00 0.51 0.01 0.12 91.07 12:20:04 all 13.19 0.00 0.64 0.76 0.26 85.15 12:20:04 0 13.40 0.00 0.57 1.57 0.29 84.18 12:20:04 1 13.43 0.00 0.71 0.43 0.28 85.15 12:20:04 2 13.86 0.00 0.70 0.59 0.28 84.57 12:20:04 3 12.07 0.00 0.58 0.46 0.19 86.71 12:30:05 all 15.96 0.00 0.64 0.51 0.19 82.70 12:30:05 0 15.91 0.00 0.73 0.63 0.19 82.54 12:30:05 1 16.31 0.00 0.63 0.13 0.21 82.72 12:30:05 2 16.13 0.00 0.54 0.36 0.13 82.84 12:30:05 3 15.49 0.00 0.66 0.93 0.21 82.72 12:40:06 all 9.75 0.00 0.52 0.30 1.06 88.38 12:40:06 0 9.57 0.00 0.49 0.55 1.09 88.29 12:40:06 1 9.50 0.00 0.56 0.01 1.10 88.83 12:40:06 2 10.16 0.00 0.51 0.55 1.11 87.67 12:40:06 3 9.75 0.00 0.50 0.08 0.93 88.74 12:50:14 all 16.46 0.00 0.69 0.13 0.09 82.63 12:50:14 0 16.57 0.00 0.71 0.12 0.09 82.51 12:50:14 1 16.57 0.00 0.72 0.07 0.08 82.56 12:50:14 2 16.55 0.00 0.71 0.17 0.09 82.47 12:50:14 3 16.14 0.00 0.62 0.17 0.09 82.98 Average: all 17.89 0.00 0.75 0.34 0.29 80.73 Average: 0 17.50 0.00 0.70 0.41 0.30 81.10 Average: 1 18.01 0.00 0.80 0.24 0.32 80.63 Average: 2 18.24 0.00 0.77 0.37 0.29 80.33 Average: 3 17.79 0.00 0.72 0.34 0.27 80.87