---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-27765 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 703 11619 3 3666 14939 Swap: 1023 16 1007 ---> 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:19:6c:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79392sec preferred_lft 79392sec inet6 fe80::f816:3eff:fe19:6c04/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:7a:c5:fc:d5:00 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::4c7a:c5ff:fefc:d500/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-27765) 06/16/26 _x86_64_ (4 CPU) 07:41:31 LINUX RESTART (4 CPU) 07:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:12 49.93 4.54 42.90 2.49 132.50 4212.96 3811.60 08:10:01 41.35 21.80 18.46 1.08 283.41 1533.29 798.14 08:20:12 10.42 0.39 9.54 0.49 10.90 316.74 692.60 08:30:39 28.05 0.08 12.59 15.38 1.68 607.10 201366.41 08:40:01 16.98 0.05 16.18 0.74 2.23 535.11 712.78 08:50:12 6.29 0.03 5.93 0.33 0.55 154.76 601.48 09:00:12 5.96 0.19 5.57 0.21 9.52 162.52 87.71 09:10:01 5.06 0.03 4.85 0.19 0.98 150.15 830.89 09:20:12 4.85 0.00 4.69 0.17 0.13 153.21 65.03 09:30:02 9.16 0.02 8.73 0.41 0.83 610.33 719.45 Average: 17.80 2.68 12.90 2.22 43.86 841.79 21907.31 07:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:12 1659352 4914736 11017092 67.29 262872 2970592 12532724 71.94 1996084 12131744 2188 08:10:01 2225664 4643860 11288300 68.94 269220 2221156 12094740 69.42 1790472 11845080 248 08:20:12 7262936 9711672 6225248 38.02 270816 2249980 7069720 40.58 1801744 6818408 244 08:30:39 11098548 13670528 2268924 13.86 276088 2367232 3059384 17.56 1855796 2941912 140 08:40:01 12137792 14786048 1154260 7.05 278680 2440904 2060880 11.83 1862232 1918728 448 08:50:12 8720112 11386844 4551296 27.80 279612 2458384 5376712 30.86 1864040 5299816 48 09:00:12 7400268 10091544 5845856 35.70 280592 2481916 6689932 38.40 1867948 6628104 56 09:10:01 7127264 9840692 6096724 37.24 281132 2503528 6923084 39.74 1871380 6896396 828 09:20:12 9729576 12466664 3471648 21.20 281936 2526388 4329424 24.85 1873748 4279736 140 09:30:02 12446736 15336220 603528 3.69 285712 2671552 1382684 7.94 1898760 1551848 24816 Average: 7980825 10684881 5252288 32.08 276666 2489163 6151928 35.31 1868220 6031177 2916 07:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:12 lo 24.11 24.11 19.40 19.40 0.00 0.00 0.00 0.00 08:00:12 ens3 1.98 1.80 0.58 1.30 0.00 0.00 0.00 0.00 08:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 47.32 47.32 20.08 20.08 0.00 0.00 0.00 0.00 08:10:01 ens3 1.85 1.51 0.51 0.41 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:12 lo 19.76 19.76 9.49 9.49 0.00 0.00 0.00 0.00 08:20:12 ens3 0.91 0.62 0.23 0.17 0.00 0.00 0.00 0.00 08:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:39 lo 8.65 8.65 4.30 4.30 0.00 0.00 0.00 0.00 08:30:39 ens3 0.93 0.70 0.27 0.21 0.00 0.00 0.00 0.00 08:30:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 18.12 18.12 8.47 8.47 0.00 0.00 0.00 0.00 08:40:01 ens3 0.90 0.70 0.20 0.15 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:12 lo 18.00 18.00 9.04 9.04 0.00 0.00 0.00 0.00 08:50:12 ens3 0.67 0.55 0.14 0.11 0.00 0.00 0.00 0.00 08:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:12 lo 27.28 27.28 11.16 11.16 0.00 0.00 0.00 0.00 09:00:12 ens3 0.61 0.55 0.15 0.12 0.00 0.00 0.00 0.00 09:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 16.13 16.13 8.35 8.35 0.00 0.00 0.00 0.00 09:10:01 ens3 0.48 0.38 0.10 0.08 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:12 lo 14.88 14.88 8.29 8.29 0.00 0.00 0.00 0.00 09:20:12 ens3 0.70 0.53 0.17 0.13 0.00 0.00 0.00 0.00 09:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:02 lo 23.74 23.74 11.14 11.14 0.00 0.00 0.00 0.00 09:30:02 ens3 0.93 0.82 0.25 0.21 0.00 0.00 0.00 0.00 09:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.70 21.70 10.93 10.93 0.00 0.00 0.00 0.00 Average: ens3 1.00 0.82 0.26 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-27765) 06/16/26 _x86_64_ (4 CPU) 07:41:31 LINUX RESTART (4 CPU) 07:50:11 CPU %user %nice %system %iowait %steal %idle 08:00:12 all 61.67 0.00 2.22 0.17 0.12 35.82 08:00:12 0 61.43 0.00 2.11 0.16 0.12 36.18 08:00:12 1 61.92 0.00 2.17 0.20 0.13 35.59 08:00:12 2 62.04 0.00 2.35 0.11 0.13 35.38 08:00:12 3 61.31 0.00 2.24 0.19 0.12 36.14 08:10:01 all 35.80 0.00 1.38 0.13 0.12 62.57 08:10:01 0 35.82 0.00 1.34 0.14 0.12 62.58 08:10:01 1 35.80 0.00 1.41 0.11 0.12 62.55 08:10:01 2 35.72 0.00 1.34 0.18 0.12 62.64 08:10:01 3 35.87 0.00 1.41 0.10 0.12 62.50 08:20:12 all 21.39 0.00 0.84 0.04 0.09 77.63 08:20:12 0 21.12 0.00 0.81 0.09 0.10 77.88 08:20:12 1 21.98 0.00 0.84 0.01 0.09 77.07 08:20:12 2 21.24 0.00 0.98 0.06 0.10 77.63 08:20:12 3 21.20 0.00 0.75 0.02 0.09 77.95 08:30:39 all 18.17 0.00 0.74 0.09 0.08 80.92 08:30:39 0 18.72 0.00 0.78 0.07 0.08 80.35 08:30:39 1 17.91 0.00 0.65 0.04 0.08 81.32 08:30:39 2 18.02 0.00 0.76 0.03 0.08 81.11 08:30:39 3 18.03 0.00 0.78 0.23 0.08 80.88 08:40:01 all 25.58 0.00 0.83 0.10 0.08 73.41 08:40:01 0 25.76 0.00 0.86 0.08 0.08 73.23 08:40:01 1 26.37 0.00 0.85 0.17 0.08 72.53 08:40:01 2 24.42 0.00 0.86 0.12 0.08 74.51 08:40:01 3 25.76 0.00 0.73 0.05 0.09 73.37 08:50:12 all 12.37 0.00 0.51 0.04 0.08 86.99 08:50:12 0 12.44 0.00 0.52 0.03 0.08 86.93 08:50:12 1 12.31 0.00 0.55 0.06 0.08 87.00 08:50:12 2 12.26 0.00 0.51 0.05 0.09 87.09 08:50:12 3 12.47 0.00 0.47 0.01 0.09 86.96 09:00:12 all 10.89 0.00 0.50 0.05 0.07 88.49 09:00:12 0 11.00 0.00 0.45 0.04 0.06 88.44 09:00:12 1 10.27 0.00 0.57 0.04 0.08 89.05 09:00:12 2 11.01 0.00 0.51 0.05 0.07 88.37 09:00:12 3 11.28 0.00 0.47 0.06 0.07 88.12 09:10:01 all 9.85 0.00 0.54 0.03 0.09 89.50 09:10:01 0 9.10 0.00 0.50 0.02 0.08 90.30 09:10:01 1 10.08 0.00 0.58 0.08 0.08 89.18 09:10:01 2 9.83 0.00 0.51 0.00 0.09 89.57 09:10:01 3 10.40 0.00 0.57 0.01 0.09 88.94 09:20:12 all 7.75 0.00 0.46 0.03 0.08 91.69 09:20:12 0 7.61 0.00 0.45 0.02 0.08 91.85 09:20:12 1 8.03 0.00 0.45 0.03 0.08 91.42 09:20:12 2 7.69 0.00 0.50 0.06 0.08 91.67 09:20:12 3 7.66 0.00 0.43 0.00 0.08 91.82 09:30:02 all 15.02 0.00 0.62 0.03 0.08 84.24 09:30:02 0 14.86 0.00 0.60 0.07 0.08 84.38 09:30:02 1 14.72 0.00 0.60 0.01 0.09 84.58 09:30:02 2 14.61 0.00 0.56 0.02 0.08 84.73 09:30:02 3 15.90 0.00 0.73 0.03 0.08 83.26 Average: all 21.76 0.00 0.86 0.07 0.09 77.22 Average: 0 21.70 0.00 0.84 0.07 0.09 77.30 Average: 1 21.84 0.00 0.86 0.07 0.09 77.13 Average: 2 21.61 0.00 0.89 0.07 0.09 77.35 Average: 3 21.89 0.00 0.86 0.07 0.09 77.09