---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-17088 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 689 12405 3 2893 14956 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:82:c6:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79945sec preferred_lft 79945sec inet6 fe80::f816:3eff:fe82:c6eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:28:16:50:30:f6 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::8428:16ff:fe50:30f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-17088) 05/20/26 _x86_64_ (4 CPU) 10:54:53 LINUX RESTART (4 CPU) 11:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:06 68.32 4.45 45.48 18.39 183.47 5365.63 219768.38 11:20:02 44.23 18.99 23.97 1.27 875.13 1416.93 702.19 11:30:32 10.74 0.32 9.89 0.53 19.15 542.21 1258.19 11:40:32 21.04 0.32 19.90 0.83 3.97 483.99 601.18 11:50:32 6.70 0.21 6.21 0.28 2.28 174.25 95.79 12:00:32 5.08 0.36 4.53 0.19 10.40 122.17 57.07 12:10:14 4.72 0.07 4.46 0.18 1.98 137.29 80.13 12:20:32 4.95 0.05 4.72 0.18 0.65 139.26 59.68 12:30:32 12.23 0.54 11.13 0.56 10.52 639.87 241.00 12:40:32 5.08 0.18 4.72 0.18 2.28 166.57 180.31 Average: 18.11 2.52 13.38 2.20 109.85 903.37 21622.67 11:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:06 3804808 5207296 10730656 65.54 256488 1258496 11691824 67.11 1043312 11047616 2028 11:20:02 5500948 7277328 8662712 52.91 267868 1625916 9311864 53.45 1134132 9290560 2008 11:30:32 10480056 12362144 3583848 21.89 272204 1725284 4437284 25.47 1178852 4303464 1316 11:40:32 10990028 12928064 3018368 18.43 275464 1777812 3741292 21.47 1203656 3771920 148 11:50:32 9381472 11341028 4604380 28.12 276560 1798224 5317380 30.52 1206488 5362412 44 12:00:32 9361884 11338892 4606448 28.13 277324 1814924 5344472 30.68 1209752 5372872 96 12:10:14 7941036 9936064 6008476 36.70 277952 1832308 6791688 38.98 1212468 6798092 400 12:20:32 7775560 9789336 6155216 37.59 278560 1850432 6932828 39.79 1216964 6958856 260 12:30:32 9671176 11827676 4118256 25.15 282596 1983628 5093048 29.23 1235036 5049032 420 12:40:32 8358188 10540816 5403988 33.01 283264 2009068 6040140 34.67 1247716 6323596 112 Average: 8326516 10254864 5689235 34.75 274828 1767609 6470182 37.14 1188838 6427842 683 11:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:06 lo 22.52 22.52 19.04 19.04 0.00 0.00 0.00 0.00 11:10:06 ens3 1.96 1.92 0.54 1.38 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 11:20:02 lo 40.75 40.75 18.21 18.21 0.00 0.00 0.00 0.00 11:20:02 ens3 1.57 1.39 0.37 0.31 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:32 lo 19.76 19.76 7.76 7.76 0.00 0.00 0.00 0.00 11:30:32 ens3 0.88 0.74 0.23 0.19 0.00 0.00 0.00 0.00 11:30:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:32 lo 13.35 13.35 7.85 7.85 0.00 0.00 0.00 0.00 11:40:32 ens3 1.00 0.87 0.21 0.17 0.00 0.00 0.00 0.00 11:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:32 lo 18.99 18.99 9.04 9.04 0.00 0.00 0.00 0.00 11:50:32 ens3 1.14 0.74 0.35 0.25 0.00 0.00 0.00 0.00 11:50:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:32 lo 19.22 19.22 6.81 6.81 0.00 0.00 0.00 0.00 12:00:32 ens3 0.55 0.37 0.14 0.09 0.00 0.00 0.00 0.00 12:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:14 lo 25.83 25.83 11.57 11.57 0.00 0.00 0.00 0.00 12:10:14 ens3 0.61 0.53 0.12 0.09 0.00 0.00 0.00 0.00 12:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:32 lo 17.31 17.31 10.15 10.15 0.00 0.00 0.00 0.00 12:20:32 ens3 0.74 0.54 0.19 0.13 0.00 0.00 0.00 0.00 12:20:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:32 lo 11.40 11.40 6.78 6.78 0.00 0.00 0.00 0.00 12:30:32 ens3 1.49 0.80 0.65 0.28 0.00 0.00 0.00 0.00 12:30:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:32 lo 29.82 29.82 12.41 12.41 0.00 0.00 0.00 0.00 12:40:32 ens3 1.31 0.79 0.41 0.30 0.00 0.00 0.00 0.00 12:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.85 21.85 10.91 10.91 0.00 0.00 0.00 0.00 Average: ens3 1.12 0.86 0.32 0.32 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-17088) 05/20/26 _x86_64_ (4 CPU) 10:54:53 LINUX RESTART (4 CPU) 11:00:24 CPU %user %nice %system %iowait %steal %idle 11:10:06 all 51.12 0.00 1.96 0.11 0.11 46.70 11:10:06 0 51.65 0.00 1.95 0.10 0.10 46.21 11:10:06 1 50.43 0.00 2.09 0.15 0.11 47.24 11:10:06 2 51.06 0.00 1.97 0.13 0.11 46.73 11:10:06 3 51.35 0.00 1.84 0.07 0.11 46.64 11:20:02 all 40.36 0.00 1.67 0.14 0.11 57.71 11:20:02 0 40.05 0.00 1.78 0.12 0.11 57.95 11:20:02 1 41.37 0.00 1.72 0.11 0.11 56.68 11:20:02 2 39.90 0.00 1.62 0.12 0.11 58.26 11:20:02 3 40.14 0.00 1.58 0.21 0.11 57.97 11:30:32 all 16.64 0.00 0.85 0.05 0.08 82.38 11:30:32 0 16.92 0.00 0.83 0.02 0.08 82.14 11:30:32 1 15.92 0.00 0.80 0.02 0.09 83.17 11:30:32 2 16.71 0.00 0.87 0.12 0.09 82.21 11:30:32 3 17.00 0.00 0.88 0.03 0.08 82.01 11:40:32 all 28.19 0.00 0.87 0.06 0.09 70.80 11:40:32 0 27.72 0.00 0.90 0.09 0.09 71.21 11:40:32 1 28.25 0.00 0.87 0.04 0.08 70.76 11:40:32 2 28.29 0.00 0.96 0.07 0.09 70.59 11:40:32 3 28.48 0.00 0.75 0.03 0.09 70.65 11:50:32 all 13.85 0.00 0.55 0.02 0.08 85.50 11:50:32 0 13.70 0.00 0.47 0.02 0.07 85.73 11:50:32 1 14.35 0.00 0.56 0.01 0.08 85.00 11:50:32 2 13.67 0.00 0.58 0.02 0.08 85.64 11:50:32 3 13.68 0.00 0.59 0.05 0.07 85.62 12:00:32 all 8.05 0.00 0.42 0.03 0.08 91.42 12:00:32 0 7.55 0.00 0.35 0.05 0.07 91.97 12:00:32 1 8.00 0.00 0.41 0.02 0.08 91.49 12:00:32 2 8.79 0.00 0.48 0.03 0.09 90.61 12:00:32 3 7.84 0.00 0.45 0.01 0.06 91.63 12:10:14 all 10.65 0.00 0.44 0.02 0.08 88.82 12:10:14 0 10.37 0.00 0.39 0.03 0.07 89.14 12:10:14 1 10.92 0.00 0.52 0.01 0.08 88.47 12:10:14 2 10.59 0.00 0.42 0.02 0.08 88.89 12:10:14 3 10.72 0.00 0.43 0.01 0.07 88.78 12:20:32 all 9.80 0.00 0.52 0.03 0.08 89.57 12:20:32 0 10.12 0.00 0.47 0.02 0.08 89.32 12:20:32 1 9.86 0.00 0.57 0.00 0.08 89.49 12:20:32 2 9.64 0.00 0.48 0.02 0.08 89.78 12:20:32 3 9.59 0.00 0.57 0.06 0.07 89.70 12:30:32 all 17.71 0.00 0.74 0.05 0.08 81.43 12:30:32 0 17.54 0.00 0.70 0.04 0.08 81.65 12:30:32 1 18.64 0.00 0.72 0.03 0.08 80.53 12:30:32 2 18.11 0.00 0.74 0.03 0.08 81.04 12:30:32 3 16.54 0.00 0.78 0.09 0.08 82.51 12:40:32 all 12.44 0.00 0.53 0.02 0.07 86.94 12:40:32 0 12.41 0.00 0.48 0.05 0.06 87.00 12:40:32 1 12.42 0.00 0.57 0.02 0.08 86.91 12:40:32 2 12.73 0.00 0.58 0.01 0.08 86.60 12:40:32 3 12.21 0.00 0.48 0.02 0.07 87.23 Average: all 20.75 0.00 0.85 0.05 0.08 78.27 Average: 0 20.67 0.00 0.83 0.05 0.08 78.37 Average: 1 20.87 0.00 0.88 0.04 0.09 78.12 Average: 2 20.82 0.00 0.87 0.06 0.09 78.17 Average: 3 20.62 0.00 0.83 0.06 0.08 78.41