---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-31092 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 695 12538 3 2755 14951 Swap: 1023 49 974 ---> 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:8c:de:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80040sec preferred_lft 80040sec inet6 fe80::f816:3eff:fe8c:deff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:9d:a5:5f:ac:bb 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::a09d:a5ff:fe5f:acbb/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-31092) 06/27/26 _x86_64_ (4 CPU) 14:13:03 LINUX RESTART (4 CPU) 14:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:14 71.11 15.82 52.22 3.06 997.55 5710.17 4888.41 14:40:01 34.29 8.64 24.43 1.22 167.69 870.83 1097.64 14:50:39 16.55 0.53 15.31 0.71 23.13 402.48 521.10 15:00:48 4.95 0.34 4.45 0.17 12.21 105.56 137.15 15:10:01 5.47 0.31 4.95 0.21 12.17 128.06 47.03 15:20:20 8.22 0.34 7.55 0.33 12.45 223.36 203.46 15:30:21 2.56 0.24 2.32 0.01 9.82 43.92 0.41 15:40:01 4.78 0.19 4.43 0.16 9.00 128.46 93.81 15:50:48 9.02 0.53 8.14 0.35 17.00 496.43 176.91 Average: 17.28 2.93 13.67 0.69 136.90 887.66 783.63 14:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:14 4259832 5919880 10019020 61.19 262948 1514832 11395500 65.41 977432 10695988 6744 14:40:01 6505972 8315484 7624884 46.57 269116 1655784 9015752 51.75 1143832 8283692 804 14:50:39 9593872 11454976 4489004 27.42 272356 1704156 5352132 30.72 1159500 5194136 192 15:00:48 9364364 11236648 4707048 28.75 273312 1714384 5498540 31.56 1164892 5420640 212 15:10:01 9461688 11347844 4595892 28.07 274072 1727528 5350144 30.71 1169896 5310696 552 15:20:20 8062376 9978064 5965136 36.43 274856 1756228 6838388 39.25 1178712 6694640 248 15:30:21 7762076 9680368 6262592 38.25 275188 1758496 7059628 40.52 1181988 6997432 120 15:40:01 9606204 11541668 4402352 26.89 275772 1775088 5259684 30.19 1186924 5159096 60 15:50:48 9234968 11291808 4651872 28.41 279172 1887596 5342772 30.67 1207108 5491628 168 Average: 8205706 10085193 5857533 35.78 272977 1721566 6790282 38.98 1152254 6583105 1011 14:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:14 lo 26.02 26.02 20.18 20.18 0.00 0.00 0.00 0.00 14:30:14 ens3 2.16 2.01 0.70 1.36 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 46.67 46.67 19.77 19.77 0.00 0.00 0.00 0.00 14:40:01 ens3 1.92 1.65 0.49 0.44 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 14:50:39 lo 21.62 21.62 10.03 10.03 0.00 0.00 0.00 0.00 14:50:39 ens3 0.99 0.79 0.24 0.19 0.00 0.00 0.00 0.00 14:50:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:48 lo 15.33 15.33 7.81 7.81 0.00 0.00 0.00 0.00 15:00:48 ens3 0.67 0.53 0.18 0.14 0.00 0.00 0.00 0.00 15:00:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 26.48 26.48 8.90 8.90 0.00 0.00 0.00 0.00 15:10:01 ens3 0.58 0.38 0.16 0.11 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:20 lo 18.65 18.65 10.49 10.49 0.00 0.00 0.00 0.00 15:20:20 ens3 0.69 0.57 0.14 0.11 0.00 0.00 0.00 0.00 15:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:21 lo 15.56 15.56 8.22 8.22 0.00 0.00 0.00 0.00 15:30:21 ens3 0.58 0.42 0.15 0.11 0.00 0.00 0.00 0.00 15:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 4.60 4.60 2.54 2.54 0.00 0.00 0.00 0.00 15:40:01 ens3 0.51 0.33 0.14 0.10 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:48 lo 21.60 21.60 10.14 10.14 0.00 0.00 0.00 0.00 15:50:48 ens3 0.93 0.80 0.26 0.21 0.00 0.00 0.00 0.00 15:50:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.76 21.76 10.88 10.88 0.00 0.00 0.00 0.00 Average: ens3 1.00 0.83 0.27 0.30 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-31092) 06/27/26 _x86_64_ (4 CPU) 14:13:03 LINUX RESTART (4 CPU) 14:20:28 CPU %user %nice %system %iowait %steal %idle 14:30:14 all 59.95 0.00 2.28 0.17 0.11 37.49 14:30:14 0 59.99 0.00 2.19 0.12 0.11 37.59 14:30:14 1 61.02 0.00 2.20 0.11 0.11 36.57 14:30:14 2 60.18 0.00 2.21 0.35 0.11 37.15 14:30:14 3 58.60 0.00 2.51 0.12 0.11 38.66 14:40:01 all 46.85 0.00 1.79 0.10 0.10 51.16 14:40:01 0 47.02 0.00 1.76 0.07 0.10 51.05 14:40:01 1 46.31 0.00 2.00 0.13 0.10 51.46 14:40:01 2 47.10 0.00 1.65 0.05 0.10 51.09 14:40:01 3 46.97 0.00 1.74 0.14 0.10 51.06 14:50:39 all 25.73 0.00 0.86 0.06 0.08 73.28 14:50:39 0 26.17 0.00 0.79 0.05 0.08 72.92 14:50:39 1 26.01 0.00 0.95 0.05 0.07 72.91 14:50:39 2 25.12 0.00 0.91 0.11 0.08 73.79 14:50:39 3 25.62 0.00 0.79 0.02 0.08 73.50 15:00:48 all 7.73 0.00 0.36 0.02 0.06 91.83 15:00:48 0 7.62 0.00 0.30 0.02 0.05 92.00 15:00:48 1 7.68 0.00 0.43 0.03 0.07 91.80 15:00:48 2 7.69 0.00 0.36 0.03 0.07 91.86 15:00:48 3 7.91 0.00 0.33 0.02 0.06 91.68 15:10:01 all 8.77 0.00 0.36 0.03 0.06 90.78 15:10:01 0 8.91 0.00 0.36 0.02 0.06 90.65 15:10:01 1 9.08 0.00 0.35 0.03 0.07 90.47 15:10:01 2 8.83 0.00 0.31 0.01 0.05 90.79 15:10:01 3 8.27 0.00 0.42 0.05 0.07 91.21 15:20:20 all 16.20 0.00 0.64 0.03 0.07 83.06 15:20:20 0 16.51 0.00 0.69 0.03 0.07 82.71 15:20:20 1 15.47 0.00 0.69 0.02 0.07 83.74 15:20:20 2 16.49 0.00 0.59 0.03 0.07 82.82 15:20:20 3 16.32 0.00 0.58 0.04 0.07 83.00 15:30:21 all 2.94 0.00 0.21 0.02 0.06 96.77 15:30:21 0 2.76 0.00 0.23 0.03 0.06 96.92 15:30:21 1 3.24 0.00 0.22 0.01 0.06 96.47 15:30:21 2 2.83 0.00 0.20 0.02 0.07 96.88 15:30:21 3 2.94 0.00 0.20 0.01 0.05 96.80 15:40:01 all 7.09 0.00 0.41 0.02 0.06 92.42 15:40:01 0 6.80 0.00 0.33 0.00 0.05 92.81 15:40:01 1 7.17 0.00 0.44 0.05 0.05 92.29 15:40:01 2 6.86 0.00 0.45 0.01 0.07 92.61 15:40:01 3 7.52 0.00 0.43 0.03 0.05 91.97 15:50:48 all 13.99 0.00 0.62 0.04 0.06 85.29 15:50:48 0 13.28 0.00 0.56 0.02 0.06 86.09 15:50:48 1 15.27 0.00 0.65 0.09 0.07 83.93 15:50:48 2 13.73 0.00 0.68 0.02 0.07 85.49 15:50:48 3 13.67 0.00 0.60 0.02 0.06 85.66 Average: all 20.95 0.00 0.83 0.05 0.07 78.09 Average: 0 20.93 0.00 0.80 0.04 0.07 78.16 Average: 1 21.17 0.00 0.88 0.06 0.07 77.82 Average: 2 20.90 0.00 0.82 0.07 0.08 78.14 Average: 3 20.78 0.00 0.84 0.05 0.07 78.26