---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15469 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: 5600.00 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 61G 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 698 9591 3 5699 14948 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:44:9c:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79035sec preferred_lft 79035sec inet6 fe80::f816:3eff:fe44:9caf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:3b:93:54:84:33 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15469) 03/23/26 _x86_64_ (4 CPU) 19:06:08 LINUX RESTART (4 CPU) 19:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:11 75.69 6.05 65.00 4.63 377.69 32015.47 15865.57 19:30:13 46.83 12.73 32.20 1.90 204.57 4512.53 2085.05 19:40:05 43.06 21.76 20.25 1.05 266.12 1511.42 882.59 19:50:14 7.82 0.01 7.43 0.38 0.47 249.64 606.64 20:00:01 16.39 0.01 15.68 0.69 0.49 755.84 492.14 20:10:15 12.14 0.01 11.68 0.45 0.35 355.42 573.96 20:20:16 7.23 0.01 6.92 0.30 0.52 218.54 418.66 20:30:02 5.35 0.01 5.17 0.18 1.08 158.90 96.68 20:40:17 5.72 0.00 5.54 0.18 0.30 156.04 95.26 20:50:17 21.23 0.03 5.03 16.17 0.55 157.96 211394.13 21:00:01 9.73 0.08 9.30 0.35 5.09 589.11 268.77 Average: 22.85 3.68 16.77 2.39 77.95 3720.09 21205.48 19:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:11 4155284 14456988 1471428 8.99 231776 9869880 2132852 12.24 1871256 9607704 187256 19:30:13 167564 4332444 11591872 70.80 256796 3808168 13018260 74.72 1883932 13648336 284 19:40:05 5602028 10139392 5792444 35.38 268252 4158756 6996892 40.16 2124976 7980156 416 19:50:14 5139028 9693400 6238064 38.10 269772 4174208 6976376 40.04 2131492 8434828 276 20:00:01 8976640 13665440 2268172 13.85 275208 4297764 2970672 17.05 2168936 4568852 248 20:10:15 6725744 11464588 4467688 27.29 276968 4345888 5224356 29.99 2172116 6807648 276 20:20:16 6657724 11427564 4504508 27.51 278356 4375364 5230952 30.03 2174548 6879608 212 20:30:02 5186584 9978512 5952980 36.36 279208 4396520 6717952 38.56 2176960 8332380 444 20:40:17 5143928 9957440 5973884 36.49 279956 4417344 6714604 38.54 2180428 8370884 716 20:50:17 6664240 11505364 4426908 27.04 280584 4444252 5170372 29.68 2187312 6856516 424 21:00:01 6263436 11239024 4692668 28.66 284804 4568376 5222648 29.98 2202412 7229720 400 Average: 5516564 10714560 5216420 31.86 271062 4805138 6034176 34.64 2115852 8065148 17359 19:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:11 lo 1.06 1.06 0.12 0.12 0.00 0.00 0.00 0.00 19:20:11 ens3 139.96 107.09 1701.35 10.52 0.00 0.00 0.00 0.00 19:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:13 lo 10.33 10.33 8.24 8.24 0.00 0.00 0.00 0.00 19:30:13 ens3 1.32 1.00 0.43 0.35 0.00 0.00 0.00 0.00 19:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:05 lo 26.74 26.74 13.78 13.78 0.00 0.00 0.00 0.00 19:40:05 ens3 2.49 1.25 0.54 0.37 0.00 0.00 0.00 0.00 19:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:14 lo 11.62 11.62 7.20 7.20 0.00 0.00 0.00 0.00 19:50:14 ens3 1.35 1.30 0.21 1.20 0.00 0.00 0.00 0.00 19:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 11.37 11.37 5.59 5.59 0.00 0.00 0.00 0.00 20:00:01 ens3 1.21 0.81 0.33 0.25 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:15 lo 15.38 15.38 7.27 7.27 0.00 0.00 0.00 0.00 20:10:15 ens3 1.42 0.58 0.26 0.15 0.00 0.00 0.00 0.00 20:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:16 lo 18.07 18.07 9.08 9.08 0.00 0.00 0.00 0.00 20:20:16 ens3 0.86 0.65 0.18 0.14 0.00 0.00 0.00 0.00 20:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:02 lo 27.92 27.92 11.34 11.34 0.00 0.00 0.00 0.00 20:30:02 ens3 0.79 0.44 0.16 0.10 0.00 0.00 0.00 0.00 20:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:17 lo 15.45 15.45 7.91 7.91 0.00 0.00 0.00 0.00 20:40:17 ens3 1.00 0.48 0.23 0.14 0.00 0.00 0.00 0.00 20:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:17 lo 15.26 15.26 8.61 8.61 0.00 0.00 0.00 0.00 20:50:17 ens3 0.72 0.50 0.14 0.10 0.00 0.00 0.00 0.00 20:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 20.99 20.99 10.27 10.27 0.00 0.00 0.00 0.00 21:00:01 ens3 1.03 0.85 0.28 0.23 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.77 15.77 8.11 8.11 0.00 0.00 0.00 0.00 Average: ens3 13.93 10.53 156.16 1.24 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-15469) 03/23/26 _x86_64_ (4 CPU) 19:06:08 LINUX RESTART (4 CPU) 19:10:07 CPU %user %nice %system %iowait %steal %idle 19:20:11 all 29.66 0.00 1.81 15.53 0.09 52.91 19:20:11 0 31.03 0.00 1.76 11.69 0.09 55.43 19:20:11 1 32.04 0.00 1.84 16.68 0.09 49.35 19:20:11 2 27.59 0.00 1.86 16.47 0.10 53.98 19:20:11 3 27.98 0.00 1.76 17.29 0.09 52.88 19:30:13 all 26.50 0.08 1.32 1.71 0.10 70.30 19:30:13 0 26.07 0.04 1.34 1.88 0.09 70.57 19:30:13 1 26.32 0.06 1.36 1.22 0.10 70.93 19:30:13 2 25.69 0.04 1.30 1.94 0.10 70.94 19:30:13 3 27.91 0.20 1.26 1.79 0.10 68.74 19:40:05 all 34.50 0.00 1.35 0.20 0.11 63.84 19:40:05 0 34.79 0.00 1.32 0.32 0.11 63.46 19:40:05 1 35.28 0.00 1.41 0.14 0.11 63.07 19:40:05 2 33.84 0.00 1.39 0.24 0.11 64.43 19:40:05 3 34.09 0.00 1.29 0.10 0.11 64.42 19:50:14 all 16.78 0.00 0.68 0.03 0.07 82.43 19:50:14 0 16.67 0.00 0.66 0.05 0.07 82.55 19:50:14 1 16.86 0.00 0.70 0.04 0.07 82.33 19:50:14 2 16.90 0.00 0.73 0.02 0.07 82.27 19:50:14 3 16.69 0.00 0.64 0.02 0.07 82.58 20:00:01 all 22.51 0.00 0.88 0.06 0.08 76.47 20:00:01 0 21.91 0.00 0.71 0.03 0.07 77.29 20:00:01 1 22.47 0.00 0.96 0.03 0.08 76.46 20:00:01 2 22.66 0.00 1.00 0.14 0.08 76.12 20:00:01 3 22.98 0.00 0.86 0.03 0.11 76.02 20:10:15 all 18.84 0.00 0.66 0.04 0.07 80.40 20:10:15 0 18.23 0.00 0.65 0.03 0.07 81.02 20:10:15 1 18.79 0.00 0.70 0.03 0.08 80.41 20:10:15 2 19.29 0.00 0.60 0.08 0.07 79.96 20:10:15 3 19.04 0.00 0.70 0.01 0.07 80.18 20:20:16 all 13.81 0.00 0.51 0.03 0.06 85.58 20:20:16 0 13.60 0.00 0.42 0.00 0.06 85.92 20:20:16 1 13.62 0.00 0.54 0.03 0.06 85.74 20:20:16 2 14.13 0.00 0.49 0.01 0.07 85.31 20:20:16 3 13.91 0.00 0.61 0.06 0.06 85.37 20:30:02 all 10.78 0.00 0.42 0.02 0.06 88.72 20:30:02 0 10.96 0.00 0.41 0.00 0.06 88.57 20:30:02 1 9.86 0.00 0.38 0.06 0.06 89.64 20:30:02 2 11.44 0.00 0.44 0.01 0.07 88.04 20:30:02 3 10.86 0.00 0.43 0.01 0.06 88.64 20:40:17 all 9.45 0.00 0.40 0.02 0.06 90.07 20:40:17 0 9.16 0.00 0.37 0.04 0.05 90.37 20:40:17 1 9.92 0.00 0.42 0.02 0.06 89.58 20:40:17 2 9.26 0.00 0.40 0.01 0.06 90.27 20:40:17 3 9.45 0.00 0.40 0.01 0.05 90.08 20:50:17 all 8.21 0.00 0.52 0.04 0.05 91.17 20:50:17 0 7.64 0.00 0.47 0.04 0.05 91.80 20:50:17 1 8.38 0.00 0.61 0.08 0.06 90.88 20:50:17 2 8.50 0.00 0.55 0.01 0.06 90.88 20:50:17 3 8.33 0.00 0.46 0.02 0.05 91.14 21:00:01 all 14.84 0.00 0.57 0.03 0.06 84.50 21:00:01 0 14.59 0.00 0.55 0.08 0.06 84.72 21:00:01 1 14.09 0.00 0.65 0.01 0.06 85.18 21:00:01 2 15.78 0.00 0.57 0.04 0.07 83.54 21:00:01 3 14.90 0.00 0.49 0.01 0.06 84.54 Average: CPU %user %nice %system %iowait %steal %idle Average: all 18.69 0.01 0.83 1.62 0.07 78.78 Average: 0 18.58 0.00 0.79 1.30 0.07 79.26 Average: 1 18.86 0.01 0.87 1.68 0.07 78.52 Average: 2 18.62 0.00 0.85 1.74 0.08 78.72 Average: 3 18.72 0.02 0.81 1.77 0.07 78.61