---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32052 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 17G 61G 22% / 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 692 12500 3 2796 14954 Swap: 1023 39 984 ---> 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:4a:ce:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80787sec preferred_lft 80787sec inet6 fe80::f816:3eff:fe4a:cec9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:ce:b3:64:8a:dc 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::e4ce:b3ff:fe64:8adc/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-32052) 07/01/26 _x86_64_ (4 CPU) 09:06:36 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:01 119.72 13.18 102.14 4.40 715.11 29886.83 8731.13 09:30:04 46.92 10.61 34.51 1.80 671.70 2022.02 1376.50 09:40:01 18.56 5.94 12.07 0.56 222.67 317.42 299.93 09:50:01 21.00 0.14 5.05 15.81 2.67 122.08 213820.41 10:00:04 4.85 0.06 4.63 0.17 2.92 121.77 61.04 10:10:01 4.90 0.05 4.68 0.17 1.82 127.39 54.27 10:20:01 4.99 0.02 4.81 0.17 0.68 132.76 39.70 10:30:04 9.77 0.46 8.93 0.38 10.65 529.19 134.56 10:40:04 14.56 4.36 8.94 1.26 202.11 1020.84 263.16 Average: 27.26 3.87 20.65 2.75 203.55 3808.59 24963.39 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 5812744 7268504 8671312 52.96 237928 1327776 9889980 56.77 1061032 9051084 75232 09:30:04 5146584 7105572 8836144 53.97 251060 1816876 9496996 54.51 1270748 9511828 528 09:40:01 9478180 11475420 4470552 27.30 253148 1853100 5245212 30.11 1343648 5127560 276 09:50:01 9331124 11347752 4598000 28.08 256420 1869184 5357864 30.75 1352228 5265720 252 10:00:04 7943524 9974988 5970060 36.46 257420 1883016 6801876 39.04 1355232 6646800 296 10:10:01 7731032 9778100 6166900 37.66 258164 1897828 6933748 39.80 1359336 6851584 428 10:20:01 9342100 11405760 4540476 27.73 258688 1913932 5372364 30.84 1361928 5239264 300 10:30:04 9017572 11198996 4746964 28.99 262360 2024764 5367444 30.81 1378620 5536016 220 10:40:04 12844180 15343856 604464 3.69 265756 2328948 1278448 7.34 1440640 1645116 12668 Average: 8516338 10544328 5400541 32.98 255660 1879492 6193770 35.55 1324824 6097219 10022 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 20.03 20.03 16.18 16.18 0.00 0.00 0.00 0.00 09:20:01 ens3 108.29 76.87 1668.80 9.53 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:04 lo 42.95 42.95 19.06 19.06 0.00 0.00 0.00 0.00 09:30:04 ens3 2.06 2.00 0.45 0.41 0.00 0.00 0.00 0.00 09:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 30.78 30.78 14.03 14.03 0.00 0.00 0.00 0.00 09:40:01 ens3 6.40 4.12 3.89 2.66 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 24.33 24.33 8.94 8.94 0.00 0.00 0.00 0.00 09:50:01 ens3 0.59 0.44 0.12 0.09 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:04 lo 19.00 19.00 8.77 8.77 0.00 0.00 0.00 0.00 10:00:04 ens3 0.78 0.44 0.20 0.14 0.00 0.00 0.00 0.00 10:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 13.37 13.37 7.48 7.48 0.00 0.00 0.00 0.00 10:10:01 ens3 1.17 0.57 0.38 0.26 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 12.03 12.03 7.03 7.03 0.00 0.00 0.00 0.00 10:20:01 ens3 0.75 0.42 0.18 0.12 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:04 lo 20.12 20.12 9.71 9.71 0.00 0.00 0.00 0.00 10:30:04 ens3 0.95 0.82 0.27 0.22 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:04 lo 25.60 25.60 9.91 9.91 0.00 0.00 0.00 0.00 10:40:04 ens3 2.83 2.54 1.75 1.09 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.14 23.14 11.24 11.24 0.00 0.00 0.00 0.00 Average: ens3 13.75 9.80 186.14 1.61 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-32052) 07/01/26 _x86_64_ (4 CPU) 09:06:36 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 59.46 0.00 2.64 0.32 0.10 37.49 09:20:01 0 60.78 0.00 2.53 0.23 0.10 36.35 09:20:01 1 58.97 0.00 2.68 0.26 0.10 37.99 09:20:01 2 58.56 0.00 2.78 0.24 0.10 38.33 09:20:01 3 59.52 0.00 2.56 0.54 0.10 37.27 09:30:04 all 56.75 0.00 1.91 0.09 0.11 41.14 09:30:04 0 56.90 0.00 1.96 0.08 0.11 40.95 09:30:04 1 57.09 0.00 1.90 0.10 0.11 40.80 09:30:04 2 56.70 0.00 1.89 0.10 0.11 41.21 09:30:04 3 56.32 0.00 1.91 0.06 0.11 41.60 09:40:01 all 23.01 0.00 0.88 0.08 0.09 75.96 09:40:01 0 23.13 0.00 0.73 0.08 0.08 75.98 09:40:01 1 23.12 0.00 0.87 0.04 0.09 75.89 09:40:01 2 22.90 0.00 0.98 0.13 0.09 75.90 09:40:01 3 22.87 0.00 0.93 0.06 0.09 76.06 09:50:01 all 8.30 0.00 0.41 0.04 0.07 91.19 09:50:01 0 8.26 0.00 0.40 0.01 0.07 91.26 09:50:01 1 8.40 0.00 0.47 0.02 0.07 91.05 09:50:01 2 8.62 0.00 0.43 0.11 0.07 90.77 09:50:01 3 7.91 0.00 0.33 0.02 0.06 91.67 10:00:04 all 9.85 0.00 0.44 0.02 0.07 89.62 10:00:04 0 9.19 0.00 0.45 0.02 0.07 90.26 10:00:04 1 9.94 0.00 0.45 0.03 0.07 89.51 10:00:04 2 10.22 0.00 0.43 0.01 0.08 89.27 10:00:04 3 10.06 0.00 0.43 0.01 0.06 89.44 10:10:01 all 9.40 0.00 0.48 0.01 0.07 90.04 10:10:01 0 8.50 0.00 0.49 0.01 0.07 90.94 10:10:01 1 9.74 0.00 0.52 0.03 0.07 89.64 10:10:01 2 10.04 0.00 0.53 0.01 0.07 89.35 10:10:01 3 9.33 0.00 0.37 0.01 0.07 90.23 10:20:01 all 7.30 0.00 0.36 0.02 0.07 92.26 10:20:01 0 7.42 0.00 0.32 0.01 0.06 92.18 10:20:01 1 7.12 0.00 0.36 0.03 0.07 92.41 10:20:01 2 7.33 0.00 0.37 0.02 0.07 92.22 10:20:01 3 7.34 0.00 0.38 0.01 0.06 92.21 10:30:04 all 14.73 0.00 0.59 0.04 0.07 84.57 10:30:04 0 14.80 0.00 0.61 0.07 0.07 84.44 10:30:04 1 15.25 0.00 0.67 0.03 0.07 83.98 10:30:04 2 14.41 0.00 0.61 0.04 0.08 84.86 10:30:04 3 14.47 0.00 0.48 0.01 0.07 84.97 10:40:04 all 11.11 0.00 0.65 0.11 0.07 88.07 10:40:04 0 9.59 0.00 0.51 0.11 0.07 89.72 10:40:04 1 12.32 0.00 0.73 0.07 0.07 86.81 10:40:04 2 10.99 0.00 0.70 0.18 0.07 88.06 10:40:04 3 11.54 0.00 0.65 0.06 0.07 87.68 Average: all 22.22 0.00 0.93 0.08 0.08 76.69 Average: 0 22.07 0.00 0.89 0.07 0.08 76.89 Average: 1 22.46 0.00 0.96 0.07 0.08 76.44 Average: 2 22.20 0.00 0.97 0.09 0.08 76.66 Average: 3 22.15 0.00 0.89 0.08 0.08 76.79