---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-17087 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 693 11983 4 3312 14953 Swap: 1023 32 991 ---> 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:18:01:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79638sec preferred_lft 79638sec inet6 fe80::f816:3eff:fe18:19a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:1b:a2:64:b8:df 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::1c1b:a2ff:fe64:b8df/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-17087) 05/20/26 _x86_64_ (4 CPU) 10:54:52 LINUX RESTART (4 CPU) 11:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:06 64.57 5.01 55.99 3.57 169.99 9455.49 5498.60 11:20:06 39.96 14.95 23.59 1.42 767.16 1470.91 2150.40 11:30:06 23.92 0.33 7.53 16.07 18.85 192.06 209363.60 11:40:06 6.82 0.36 6.05 0.41 4.33 225.30 1191.30 11:50:06 21.30 0.54 19.91 0.86 7.51 848.96 788.03 12:00:06 7.79 0.06 7.37 0.36 1.48 257.10 211.18 12:10:01 5.04 0.09 4.78 0.17 2.07 144.89 65.96 12:20:06 8.24 0.03 7.83 0.38 2.19 274.42 145.23 12:30:06 5.76 0.07 5.52 0.17 1.24 168.92 63.65 12:40:01 9.92 0.34 9.18 0.40 5.34 580.52 283.86 Average: 19.37 2.18 14.80 2.38 98.13 1366.83 21975.50 11:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:06 204932 1732236 14204080 86.75 257300 1375068 15438992 88.62 1154056 14535024 308 11:20:06 3701640 5741524 10197576 62.28 270100 1874012 10861212 62.34 1359352 10856076 688 11:30:06 12466680 14535168 1410496 8.61 271260 1901524 2233828 12.82 1379076 2101672 6356 11:40:06 13211912 15334020 611324 3.73 273624 1952836 1381604 7.93 1409080 1319328 41652 11:50:06 12234484 14484948 1460176 8.92 278324 2074556 2795048 16.04 1437912 2281692 12920 12:00:06 9112068 11392152 4551852 27.80 279328 2103116 5244492 30.10 1440460 5389364 632 12:10:01 9091332 11391208 4552624 27.81 279832 2122420 5239384 30.07 1442040 5394436 52 12:20:06 7809140 10150328 5792936 35.38 280596 2162932 6629100 38.05 1448044 6662760 200 12:30:06 9179560 11545460 4398584 26.86 281220 2186992 5195396 29.82 1450676 5300792 116 12:40:01 8849108 11345824 4597956 28.08 285024 2308728 5243972 30.10 1466780 5621052 256 Average: 8586086 10765287 5177760 31.62 275661 2006218 6026303 34.59 1398748 5946220 6318 11:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:06 lo 21.32 21.32 18.27 18.27 0.00 0.00 0.00 0.00 11:10:06 ens3 11.13 7.99 184.05 0.99 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:06 lo 42.84 42.84 19.23 19.23 0.00 0.00 0.00 0.00 11:20:06 ens3 1.68 1.60 0.39 0.34 0.00 0.00 0.00 0.00 11:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:06 lo 18.20 18.20 6.81 6.81 0.00 0.00 0.00 0.00 11:30:06 ens3 0.65 0.51 0.13 0.10 0.00 0.00 0.00 0.00 11:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:06 lo 11.86 11.86 6.97 6.97 0.00 0.00 0.00 0.00 11:40:06 ens3 0.68 0.47 0.19 0.14 0.00 0.00 0.00 0.00 11:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:06 lo 12.32 12.32 6.20 6.20 0.00 0.00 0.00 0.00 11:50:06 ens3 1.35 0.93 0.38 0.29 0.00 0.00 0.00 0.00 11:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:06 lo 19.89 19.89 10.41 10.41 0.00 0.00 0.00 0.00 12:00:06 ens3 0.80 0.83 0.18 0.15 0.00 0.00 0.00 0.00 12:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 26.91 26.91 9.66 9.66 0.00 0.00 0.00 0.00 12:10:01 ens3 0.54 0.53 0.11 0.09 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:06 lo 20.82 20.82 11.38 11.38 0.00 0.00 0.00 0.00 12:20:06 ens3 0.79 0.71 0.18 0.14 0.00 0.00 0.00 0.00 12:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:06 lo 17.37 17.37 9.82 9.82 0.00 0.00 0.00 0.00 12:30:06 ens3 1.13 0.57 0.27 0.17 0.00 0.00 0.00 0.00 12:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 18.27 18.27 9.13 9.13 0.00 0.00 0.00 0.00 12:40:01 ens3 1.69 1.03 0.81 0.42 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.98 20.98 10.79 10.79 0.00 0.00 0.00 0.00 Average: ens3 2.05 1.52 18.77 0.28 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-17087) 05/20/26 _x86_64_ (4 CPU) 10:54:52 LINUX RESTART (4 CPU) 11:00:03 CPU %user %nice %system %iowait %steal %idle 11:10:06 all 50.63 0.00 2.06 0.15 0.11 47.06 11:10:06 0 49.43 0.00 2.13 0.10 0.11 48.23 11:10:06 1 49.79 0.00 1.92 0.14 0.11 48.05 11:10:06 2 52.85 0.00 2.12 0.14 0.11 44.79 11:10:06 3 50.45 0.00 2.06 0.22 0.10 47.16 11:20:06 all 44.31 0.00 1.74 0.16 0.12 53.67 11:20:06 0 43.29 0.00 1.86 0.20 0.12 54.53 11:20:06 1 45.00 0.00 1.64 0.12 0.12 53.11 11:20:06 2 44.37 0.00 1.74 0.07 0.13 53.70 11:20:06 3 44.58 0.00 1.72 0.24 0.13 53.33 11:30:06 all 12.46 0.00 0.66 0.07 0.08 86.74 11:30:06 0 11.90 0.00 0.60 0.04 0.07 87.40 11:30:06 1 11.95 0.00 0.69 0.09 0.08 87.20 11:30:06 2 13.06 0.00 0.67 0.07 0.08 86.12 11:30:06 3 12.93 0.00 0.66 0.10 0.08 86.23 11:40:06 all 15.90 0.00 0.71 0.04 0.07 83.28 11:40:06 0 15.56 0.00 0.66 0.02 0.07 83.69 11:40:06 1 16.24 0.00 0.78 0.02 0.07 82.89 11:40:06 2 15.58 0.00 0.68 0.06 0.07 83.61 11:40:06 3 16.22 0.00 0.73 0.04 0.07 82.94 11:50:06 all 32.17 0.00 1.10 0.08 0.09 66.56 11:50:06 0 32.05 0.00 1.11 0.04 0.09 66.72 11:50:06 1 32.67 0.00 1.02 0.06 0.10 66.15 11:50:06 2 31.51 0.00 1.08 0.11 0.10 67.20 11:50:06 3 32.47 0.00 1.19 0.10 0.09 66.15 12:00:06 all 17.33 0.00 0.68 0.05 0.07 81.87 12:00:06 0 16.94 0.00 0.60 0.04 0.07 82.34 12:00:06 1 17.75 0.00 0.87 0.06 0.08 81.25 12:00:06 2 16.97 0.00 0.64 0.02 0.07 82.31 12:00:06 3 17.67 0.00 0.59 0.09 0.07 81.59 12:10:01 all 9.25 0.00 0.41 0.03 0.06 90.26 12:10:01 0 9.22 0.00 0.39 0.02 0.06 90.32 12:10:01 1 9.22 0.00 0.46 0.01 0.06 90.25 12:10:01 2 9.24 0.00 0.41 0.06 0.06 90.24 12:10:01 3 9.31 0.00 0.39 0.02 0.06 90.22 12:20:06 all 17.25 0.00 0.62 0.03 0.08 82.02 12:20:06 0 17.05 0.00 0.64 0.04 0.08 82.19 12:20:06 1 17.86 0.00 0.59 0.03 0.08 81.43 12:20:06 2 16.69 0.00 0.56 0.04 0.07 82.64 12:20:06 3 17.40 0.00 0.69 0.01 0.07 81.83 12:30:06 all 9.25 0.00 0.53 0.07 0.07 90.07 12:30:06 0 8.94 0.00 0.51 0.06 0.07 90.43 12:30:06 1 9.67 0.00 0.64 0.02 0.07 89.60 12:30:06 2 9.26 0.00 0.54 0.05 0.07 90.08 12:30:06 3 9.15 0.00 0.45 0.16 0.06 90.18 12:40:01 all 16.24 0.00 0.70 0.09 0.09 82.89 12:40:01 0 15.99 0.00 0.76 0.11 0.08 83.06 12:40:01 1 16.60 0.00 0.73 0.05 0.09 82.53 12:40:01 2 16.16 0.00 0.59 0.11 0.09 83.06 12:40:01 3 16.22 0.00 0.71 0.09 0.09 82.90 Average: all 22.50 0.00 0.92 0.08 0.08 76.42 Average: 0 22.05 0.00 0.93 0.06 0.08 76.87 Average: 1 22.69 0.00 0.93 0.06 0.09 76.22 Average: 2 22.58 0.00 0.90 0.07 0.08 76.36 Average: 3 22.66 0.00 0.92 0.11 0.08 76.23