---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33641 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 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 737 8872 3 6378 14908 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:fc:f9:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79302sec preferred_lft 79302sec inet6 fe80::f816:3eff:fefc:f9c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:2f:b0:91:a2:a6 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::882f:b0ff:fe91:a2a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33641) 07/07/26 _x86_64_ (4 CPU) 07:14:56 LINUX RESTART (4 CPU) 07:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:12 67.78 2.42 62.38 2.97 131.21 25544.75 9307.03 07:40:12 29.18 1.79 12.02 15.38 27.56 300.47 215788.76 07:50:01 8.29 0.04 7.79 0.47 0.48 272.77 759.32 08:00:01 5.89 0.00 5.69 0.20 0.00 152.23 357.48 08:10:06 80.08 38.15 39.80 2.14 318.71 3202.42 2586.05 08:20:01 18.23 0.01 17.41 0.80 0.70 502.06 765.41 08:30:01 4.24 0.00 4.08 0.15 0.00 128.81 42.71 08:40:12 5.27 0.01 5.10 0.17 0.76 158.05 233.01 08:50:01 5.64 0.00 5.43 0.21 0.01 164.17 97.82 09:00:01 9.20 0.01 8.74 0.45 0.12 563.38 164.90 09:10:12 7.94 0.02 7.60 0.33 0.39 296.63 111.52 Average: 22.03 3.89 16.02 2.12 43.90 2846.54 20929.26 07:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:12 158836 5218576 10709404 65.41 242412 4696064 11700296 67.16 2049484 13476384 376 07:40:12 2500084 7069272 8860440 54.12 246536 4216424 9583280 55.01 2032680 11159600 188 07:50:01 5158004 9748784 6184252 37.77 248116 4236424 6917404 39.71 2051216 8487660 220 08:00:01 5029392 9631760 6300380 38.48 249116 4247008 7049200 40.46 2054772 8623492 312 08:10:06 7990400 13407616 2523664 15.41 271616 5017624 3266092 18.75 2374036 5339072 12112 08:20:01 5811064 11278004 4653456 28.42 273724 5065244 5377188 30.87 2392940 7493412 328 08:30:01 5939484 11424916 4506596 27.52 274156 5083264 5231212 30.03 2394104 7353508 420 08:40:12 4307872 9815556 6115156 37.35 274756 5104860 6896908 39.59 2396292 8989096 116 08:50:01 4331712 9861828 6068840 37.07 275536 5126388 6844896 39.29 2399720 8948956 208 09:00:01 5549868 11208224 4723240 28.85 279400 5245164 5431812 31.18 2407520 7730960 288 09:10:12 4767936 10479384 5451452 33.30 280436 5297104 6134528 35.21 2426520 8497976 656 Average: 4685877 9922175 6008807 36.70 265073 4848688 6766620 38.84 2270844 8736374 1384 07:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:12 lo 14.32 14.32 10.37 10.37 0.00 0.00 0.00 0.00 07:30:12 ens3 42.58 29.68 664.08 3.09 0.00 0.00 0.00 0.00 07:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:12 lo 25.84 25.84 11.22 11.22 0.00 0.00 0.00 0.00 07:40:12 ens3 1.05 0.84 0.23 0.18 0.00 0.00 0.00 0.00 07:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 22.39 22.39 9.62 9.62 0.00 0.00 0.00 0.00 07:50:01 ens3 1.00 1.05 0.16 1.15 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 9.79 9.79 4.95 4.95 0.00 0.00 0.00 0.00 08:00:01 ens3 0.87 0.36 0.26 0.16 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:06 lo 21.07 21.07 16.63 16.63 0.00 0.00 0.00 0.00 08:10:06 ens3 2.07 1.76 0.69 0.57 0.00 0.00 0.00 0.00 08:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 28.72 28.72 14.26 14.26 0.00 0.00 0.00 0.00 08:20:01 ens3 1.24 1.23 0.28 0.24 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 22.18 22.18 8.76 8.76 0.00 0.00 0.00 0.00 08:30:01 ens3 0.71 0.48 0.12 0.10 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:12 lo 25.75 25.75 11.32 11.32 0.00 0.00 0.00 0.00 08:40:12 ens3 1.39 0.57 0.21 0.14 0.00 0.00 0.00 0.00 08:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 16.37 16.37 9.97 9.97 0.00 0.00 0.00 0.00 08:50:01 ens3 0.65 0.59 0.13 0.11 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 12.82 12.82 7.52 7.52 0.00 0.00 0.00 0.00 09:00:01 ens3 0.71 0.65 0.22 0.19 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:12 lo 25.73 25.73 10.68 10.68 0.00 0.00 0.00 0.00 09:10:12 ens3 0.77 0.67 0.18 0.13 0.00 0.00 0.00 0.00 09:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.47 20.47 10.49 10.49 0.00 0.00 0.00 0.00 Average: ens3 4.82 3.44 60.60 0.55 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-33641) 07/07/26 _x86_64_ (4 CPU) 07:14:56 LINUX RESTART (4 CPU) 07:20:12 CPU %user %nice %system %iowait %steal %idle 07:30:12 all 44.87 0.00 1.95 1.00 0.11 52.06 07:30:12 0 47.90 0.00 2.19 0.88 0.12 48.91 07:30:12 1 44.98 0.00 1.89 1.77 0.11 51.26 07:30:12 2 43.00 0.00 1.93 0.82 0.11 54.14 07:30:12 3 43.62 0.00 1.79 0.56 0.11 53.92 07:40:12 all 27.62 0.00 1.18 0.06 0.10 71.03 07:40:12 0 27.97 0.00 1.14 0.09 0.10 70.70 07:40:12 1 27.87 0.00 1.15 0.02 0.10 70.86 07:40:12 2 26.50 0.00 1.17 0.09 0.10 72.14 07:40:12 3 28.16 0.00 1.26 0.05 0.10 70.44 07:50:01 all 18.55 0.00 0.94 0.04 0.08 80.39 07:50:01 0 17.97 0.00 0.85 0.04 0.07 81.06 07:50:01 1 18.99 0.00 0.97 0.02 0.08 79.94 07:50:01 2 19.00 0.00 1.06 0.05 0.08 79.81 07:50:01 3 18.26 0.00 0.89 0.03 0.07 80.75 08:00:01 all 10.12 0.00 0.47 0.03 0.06 89.32 08:00:01 0 10.21 0.00 0.52 0.04 0.06 89.19 08:00:01 1 10.20 0.00 0.48 0.04 0.06 89.23 08:00:01 2 10.11 0.00 0.44 0.01 0.06 89.38 08:00:01 3 9.99 0.00 0.46 0.02 0.06 89.48 08:10:06 all 56.93 0.00 1.94 0.12 0.13 40.88 08:10:06 0 57.65 0.00 1.89 0.16 0.13 40.17 08:10:06 1 56.96 0.00 2.07 0.13 0.13 40.72 08:10:06 2 55.69 0.00 1.84 0.06 0.13 42.28 08:10:06 3 57.41 0.00 1.95 0.13 0.13 40.37 08:20:01 all 32.52 0.00 1.12 0.04 0.09 66.22 08:20:01 0 32.78 0.00 1.07 0.04 0.09 66.02 08:20:01 1 32.45 0.00 1.13 0.02 0.09 66.30 08:20:01 2 31.91 0.00 1.14 0.08 0.10 66.77 08:20:01 3 32.94 0.00 1.13 0.04 0.09 65.80 08:30:01 all 8.94 0.00 0.45 1.18 0.06 89.38 08:30:01 0 9.15 0.00 0.52 0.55 0.06 89.73 08:30:01 1 8.91 0.00 0.45 2.02 0.06 88.57 08:30:01 2 8.91 0.00 0.45 0.32 0.06 90.25 08:30:01 3 8.79 0.00 0.37 1.82 0.06 88.97 08:40:12 all 10.77 0.00 0.43 0.11 0.06 88.63 08:40:12 0 10.85 0.00 0.49 0.06 0.06 88.54 08:40:12 1 10.82 0.00 0.37 0.01 0.06 88.74 08:40:12 2 10.47 0.00 0.46 0.33 0.06 88.68 08:40:12 3 10.95 0.00 0.39 0.02 0.06 88.58 08:50:01 all 10.69 0.00 0.46 0.06 0.06 88.72 08:50:01 0 10.38 0.00 0.43 0.07 0.06 89.06 08:50:01 1 10.66 0.00 0.49 0.06 0.06 88.73 08:50:01 2 10.30 0.00 0.45 0.02 0.06 89.18 08:50:01 3 11.42 0.00 0.49 0.11 0.06 87.93 09:00:01 all 14.78 0.00 0.64 0.05 0.07 84.47 09:00:01 0 15.11 0.00 0.63 0.04 0.07 84.15 09:00:01 1 14.93 0.00 0.63 0.11 0.06 84.26 09:00:01 2 15.11 0.00 0.70 0.02 0.07 84.10 09:00:01 3 13.95 0.00 0.61 0.02 0.06 85.36 09:10:12 all 17.44 0.00 0.78 0.05 0.07 81.66 09:10:12 0 17.64 0.00 0.90 0.10 0.07 81.29 09:10:12 1 17.63 0.00 0.72 0.02 0.07 81.56 09:10:12 2 16.98 0.00 0.72 0.01 0.07 82.21 09:10:12 3 17.50 0.00 0.79 0.05 0.06 81.60 Average: CPU %user %nice %system %iowait %steal %idle Average: all 23.04 0.00 0.94 0.25 0.08 75.69 Average: 0 23.44 0.00 0.97 0.19 0.08 75.32 Average: 1 23.14 0.00 0.94 0.38 0.08 75.46 Average: 2 22.56 0.00 0.94 0.16 0.08 76.26 Average: 3 23.01 0.00 0.92 0.26 0.08 75.73