---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-66006 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 683 11544 4 3761 14963 Swap: 1023 25 998 ---> 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:42:9e:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79374sec preferred_lft 79374sec inet6 fe80::f816:3eff:fe42:9e82/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:e0:7c:c0:06:58 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::c8e0:7cff:fec0:658/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-66006) 04/02/26 _x86_64_ (4 CPU) 12:56:09 LINUX RESTART (4 CPU) 13:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:27 118.31 31.37 82.70 4.25 394.92 30359.35 9075.18 13:20:14 35.16 13.79 20.37 1.00 239.22 673.80 684.46 13:30:04 5.22 0.45 4.55 0.23 16.45 155.98 772.57 13:40:29 7.46 0.03 7.03 0.40 1.81 233.73 1001.29 13:50:15 17.23 1.76 14.75 0.71 50.75 705.83 1101.87 14:00:30 14.58 0.04 13.88 0.65 0.98 433.33 1303.45 14:10:30 4.99 0.09 4.71 0.19 2.07 135.23 299.63 14:20:17 6.25 0.52 5.54 0.18 7.77 162.41 200.31 14:30:45 20.54 0.05 5.55 14.93 2.99 156.92 202268.28 14:40:18 9.78 0.35 8.95 0.48 11.21 591.63 148.80 14:50:18 7.88 0.10 7.44 0.34 2.93 287.78 130.63 Average: 22.73 4.45 16.09 2.19 66.69 3145.69 20585.08 13:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:27 1661124 5711264 10217112 62.40 264884 3700112 11552536 66.31 1736936 12322568 916 13:20:14 4811996 7350804 8584820 52.43 253248 2299184 9513308 54.61 1756896 9258512 288 13:30:04 8631816 11189428 4746600 28.99 254016 2317036 5529596 31.74 1769224 5437144 244 13:40:29 7240108 9813780 6124308 37.40 255348 2331744 7026228 40.33 1774352 6827548 72 13:50:15 11079904 13795188 2145544 13.10 261420 2467260 2963012 17.01 1814648 2961616 348 14:00:30 8600916 11377320 4562064 27.86 263536 2526276 5312196 30.49 1818856 5430120 268 14:10:30 8600416 11394908 4544404 27.76 264224 2543680 5327564 30.58 1820724 5414516 108 14:20:17 7143132 9958256 5980248 36.52 264808 2563740 6784236 38.94 1824264 6875148 464 14:30:45 7038916 9880372 6058032 37.00 266144 2588732 6864308 39.40 1833068 6966908 332 14:40:18 8377760 11345884 4593272 28.05 270176 2710720 5368644 30.82 1850932 5610252 240 14:50:18 7663532 10681408 5257540 32.11 271000 2759616 5998592 34.43 1869564 6314664 248 Average: 7349965 10227147 5710359 34.88 262619 2618918 6567293 37.70 1806315 6674454 321 13:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:27 lo 9.78 9.78 10.25 10.25 0.00 0.00 0.00 0.00 13:10:27 ens3 41.98 30.09 629.53 3.48 0.00 0.00 0.00 0.00 13:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:14 lo 41.22 41.22 18.69 18.69 0.00 0.00 0.00 0.00 13:20:14 ens3 5.14 2.11 0.87 1.10 0.00 0.00 0.00 0.00 13:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:04 lo 24.98 24.98 9.22 9.22 0.00 0.00 0.00 0.00 13:30:04 ens3 1.52 0.88 0.27 0.61 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:29 lo 7.92 7.92 5.18 5.18 0.00 0.00 0.00 0.00 13:40:29 ens3 2.72 0.39 0.34 0.10 0.00 0.00 0.00 0.00 13:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:15 lo 11.42 11.42 5.60 5.60 0.00 0.00 0.00 0.00 13:50:15 ens3 2.97 0.83 0.34 0.22 0.00 0.00 0.00 0.00 13:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:30 lo 19.46 19.46 10.20 10.20 0.00 0.00 0.00 0.00 14:00:30 ens3 1.73 0.72 0.28 0.19 0.00 0.00 0.00 0.00 14:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:30 lo 23.19 23.19 9.10 9.10 0.00 0.00 0.00 0.00 14:10:30 ens3 0.72 0.57 0.19 0.14 0.00 0.00 0.00 0.00 14:10:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:17 lo 25.96 25.96 11.40 11.40 0.00 0.00 0.00 0.00 14:20:17 ens3 5.57 3.40 3.62 2.43 0.00 0.00 0.00 0.00 14:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:45 lo 16.84 16.84 10.05 10.05 0.00 0.00 0.00 0.00 14:30:45 ens3 0.59 0.58 0.13 0.10 0.00 0.00 0.00 0.00 14:30:45 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:18 lo 13.29 13.29 7.60 7.60 0.00 0.00 0.00 0.00 14:40:18 ens3 0.89 0.72 0.29 0.22 0.00 0.00 0.00 0.00 14:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:18 lo 24.47 24.47 10.37 10.37 0.00 0.00 0.00 0.00 14:50:18 ens3 0.77 0.66 0.17 0.13 0.00 0.00 0.00 0.00 14:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.77 19.77 9.77 9.77 0.00 0.00 0.00 0.00 Average: ens3 5.95 3.78 59.22 0.79 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-66006) 04/02/26 _x86_64_ (4 CPU) 12:56:09 LINUX RESTART (4 CPU) 13:00:11 CPU %user %nice %system %iowait %steal %idle 13:10:27 all 49.35 0.10 2.31 6.49 0.11 41.64 13:10:27 0 48.23 0.17 2.26 4.97 0.10 44.26 13:10:27 1 49.54 0.13 2.36 4.70 0.11 43.16 13:10:27 2 49.70 0.04 2.35 11.66 0.11 36.15 13:10:27 3 49.94 0.04 2.27 4.64 0.11 43.00 13:20:14 all 45.95 0.00 1.78 1.00 0.13 51.14 13:20:14 0 45.65 0.00 1.81 0.91 0.13 51.50 13:20:14 1 46.44 0.00 1.78 0.73 0.14 50.90 13:20:14 2 45.67 0.00 1.65 1.40 0.13 51.15 13:20:14 3 46.05 0.00 1.87 0.96 0.13 51.00 13:30:04 all 10.64 0.00 0.62 1.32 0.08 87.34 13:30:04 0 10.42 0.00 0.55 1.52 0.07 87.44 13:30:04 1 10.87 0.00 0.62 0.17 0.08 88.26 13:30:04 2 10.37 0.00 0.67 0.07 0.08 88.81 13:30:04 3 10.90 0.00 0.66 3.53 0.08 84.84 13:40:29 all 15.82 0.00 0.58 0.06 0.07 83.47 13:40:29 0 15.58 0.00 0.58 0.06 0.07 83.72 13:40:29 1 15.91 0.00 0.57 0.11 0.07 83.33 13:40:29 2 15.88 0.00 0.52 0.02 0.07 83.51 13:40:29 3 15.91 0.00 0.64 0.05 0.07 83.32 13:50:15 all 22.48 0.00 0.82 0.08 0.08 76.54 13:50:15 0 23.62 0.00 0.92 0.07 0.07 75.31 13:50:15 1 23.22 0.00 0.84 0.02 0.08 75.84 13:50:15 2 22.54 0.00 0.75 0.06 0.07 76.58 13:50:15 3 20.55 0.00 0.78 0.18 0.08 78.42 14:00:30 all 24.50 0.00 0.79 0.06 0.08 74.57 14:00:30 0 24.43 0.00 0.83 0.09 0.08 74.57 14:00:30 1 24.60 0.00 0.78 0.08 0.08 74.46 14:00:30 2 24.55 0.00 0.86 0.03 0.08 74.49 14:00:30 3 24.42 0.00 0.70 0.04 0.08 74.76 14:10:30 all 8.49 0.00 0.39 0.19 0.06 90.86 14:10:30 0 8.32 0.00 0.34 0.14 0.06 91.16 14:10:30 1 8.47 0.00 0.39 0.10 0.06 90.97 14:10:30 2 8.35 0.00 0.53 0.04 0.06 91.03 14:10:30 3 8.85 0.00 0.32 0.48 0.06 90.30 14:20:17 all 10.67 0.00 0.44 0.83 0.06 88.00 14:20:17 0 10.75 0.00 0.35 0.49 0.06 88.35 14:20:17 1 11.21 0.00 0.46 0.16 0.07 88.10 14:20:17 2 10.37 0.00 0.47 1.57 0.06 87.52 14:20:17 3 10.33 0.00 0.48 1.08 0.06 88.04 14:30:45 all 9.57 0.00 0.51 0.66 0.06 89.20 14:30:45 0 9.83 0.00 0.49 1.05 0.06 88.57 14:30:45 1 9.22 0.00 0.52 0.56 0.06 89.65 14:30:45 2 9.72 0.00 0.55 0.53 0.06 89.13 14:30:45 3 9.50 0.00 0.48 0.51 0.06 89.46 14:40:18 all 14.32 0.00 0.64 0.12 0.06 84.86 14:40:18 0 14.04 0.00 0.53 0.12 0.06 85.24 14:40:18 1 14.89 0.00 0.74 0.13 0.07 84.18 14:40:18 2 15.27 0.00 0.71 0.14 0.07 83.82 14:40:18 3 13.08 0.00 0.60 0.08 0.06 86.18 14:50:18 all 16.40 0.00 0.55 0.11 0.07 82.88 14:50:18 0 16.51 0.00 0.56 0.03 0.06 82.84 14:50:18 1 15.78 0.00 0.53 0.09 0.07 83.52 14:50:18 2 16.94 0.00 0.57 0.20 0.07 82.22 14:50:18 3 16.35 0.00 0.53 0.13 0.07 82.93 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.76 0.01 0.86 1.00 0.08 77.29 Average: 0 20.68 0.02 0.84 0.87 0.07 77.52 Average: 1 20.93 0.01 0.87 0.63 0.08 77.47 Average: 2 20.87 0.00 0.87 1.45 0.08 76.73 Average: 3 20.56 0.00 0.85 1.06 0.08 77.45