---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53674 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 915 24934 4 6241 30708 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:3b:c9:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83346sec preferred_lft 83346sec inet6 fe80::f816:3eff:fe3b:c9ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:f6:c9:6c:1c:ff 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-8c-8g-53674) 03/28/26 _x86_64_ (8 CPU) 02:31:31 LINUX RESTART (8 CPU) 02:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:05 24.05 2.51 19.26 2.28 139.69 3851.88 6650.57 03:00:01 31.90 0.13 27.59 4.18 5.40 2571.85 7395.25 03:10:05 32.34 0.01 28.43 3.91 0.09 3142.40 13910.27 03:20:05 26.47 0.30 22.82 3.35 11.71 6031.77 14338.49 Average: 28.69 0.74 24.52 3.43 39.21 3900.47 10584.99 02:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:05 26182532 29552368 2759168 8.40 157324 3443304 2950012 8.70 694092 5553096 62680 03:00:01 25239044 29039412 3267036 9.94 194096 3794176 3627604 10.70 816644 6312856 33172 03:10:05 24204720 28735908 3565640 10.85 225216 4438776 3555960 10.49 981272 7121424 171068 03:20:05 25737536 31635928 659632 2.01 241844 5740360 1215808 3.59 1509444 4972236 232 Average: 25340958 29740904 2562869 7.80 204620 4354154 2837346 8.37 1000363 5989903 66788 02:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:05 lo 855.33 855.33 814.52 814.52 0.00 0.00 0.00 0.00 02:50:05 ens3 114.60 90.58 832.07 21.90 0.00 0.00 0.00 0.00 02:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1775.10 1775.10 1690.44 1690.44 0.00 0.00 0.00 0.00 03:00:01 ens3 38.07 28.38 17.22 12.76 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:05 lo 1583.01 1583.01 1507.40 1507.40 0.00 0.00 0.00 0.00 03:10:05 ens3 49.23 33.31 18.29 14.42 0.00 0.00 0.00 0.00 03:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:05 lo 836.27 836.27 783.88 783.88 0.00 0.00 0.00 0.00 03:20:05 ens3 94.61 93.28 189.21 327.35 0.00 0.00 0.00 0.00 03:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1262.09 1262.09 1198.74 1198.74 0.00 0.00 0.00 0.00 Average: ens3 74.15 61.39 264.20 94.11 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-8c-8g-53674) 03/28/26 _x86_64_ (8 CPU) 02:31:31 LINUX RESTART (8 CPU) 02:40:05 CPU %user %nice %system %iowait %steal %idle 02:50:05 all 30.31 0.00 1.31 0.04 0.06 68.28 02:50:05 0 29.50 0.00 1.18 0.02 0.05 69.24 02:50:05 1 26.24 0.00 1.28 0.04 0.06 72.38 02:50:05 2 31.20 0.00 1.52 0.09 0.06 67.13 02:50:05 3 29.88 0.00 1.29 0.04 0.06 68.74 02:50:05 4 30.57 0.00 1.52 0.05 0.06 67.80 02:50:05 5 29.62 0.00 1.13 0.02 0.06 69.17 02:50:05 6 32.37 0.00 1.28 0.02 0.06 66.28 02:50:05 7 33.11 0.00 1.30 0.04 0.06 65.49 03:00:01 all 36.57 0.00 1.66 0.08 0.07 61.62 03:00:01 0 33.60 0.00 1.63 0.06 0.07 64.64 03:00:01 1 38.69 0.00 1.73 0.03 0.07 59.48 03:00:01 2 38.44 0.00 2.10 0.26 0.07 59.12 03:00:01 3 40.22 0.00 1.91 0.10 0.07 57.70 03:00:01 4 36.08 0.00 1.43 0.04 0.07 62.38 03:00:01 5 35.41 0.00 1.42 0.03 0.06 63.07 03:00:01 6 35.81 0.00 1.61 0.08 0.07 62.43 03:00:01 7 34.29 0.00 1.47 0.06 0.07 64.11 03:10:05 all 37.87 0.00 1.88 0.07 0.08 60.11 03:10:05 0 38.04 0.00 1.56 0.05 0.08 60.27 03:10:05 1 41.08 0.00 1.91 0.10 0.08 56.83 03:10:05 2 40.81 0.00 2.02 0.04 0.08 57.05 03:10:05 3 36.75 0.00 2.03 0.13 0.08 61.02 03:10:05 4 35.54 0.00 1.76 0.03 0.07 62.60 03:10:05 5 34.59 0.00 2.02 0.06 0.08 63.25 03:10:05 6 40.59 0.00 1.89 0.07 0.08 57.36 03:10:05 7 35.53 0.00 1.83 0.08 0.07 62.49 03:20:05 all 24.54 0.00 1.27 0.07 0.06 74.06 03:20:05 0 29.66 0.00 1.29 0.10 0.06 68.88 03:20:05 1 22.63 0.00 1.29 0.14 0.06 75.87 03:20:05 2 27.51 0.00 1.35 0.08 0.07 71.00 03:20:05 3 25.47 0.00 1.21 0.08 0.06 73.18 03:20:05 4 25.66 0.00 1.31 0.04 0.07 72.93 03:20:05 5 27.20 0.00 1.23 0.01 0.06 71.49 03:20:05 6 19.46 0.00 1.37 0.05 0.05 79.07 03:20:05 7 18.73 0.00 1.09 0.04 0.06 80.08 Average: all 32.32 0.00 1.53 0.06 0.07 66.02 Average: 0 32.71 0.00 1.42 0.06 0.07 65.75 Average: 1 32.16 0.00 1.55 0.08 0.07 66.14 Average: 2 34.49 0.00 1.75 0.12 0.07 63.57 Average: 3 33.07 0.00 1.61 0.09 0.07 65.17 Average: 4 31.96 0.00 1.51 0.04 0.07 66.43 Average: 5 31.71 0.00 1.45 0.03 0.07 66.75 Average: 6 32.06 0.00 1.54 0.06 0.07 66.28 Average: 7 30.41 0.00 1.42 0.05 0.06 68.05