---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35507 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): 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: 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: 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 900 24865 4 6326 30724 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:12:a7:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82247sec preferred_lft 82247sec inet6 fe80::f816:3eff:fe12:a79c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:2e:1e:3a:f4:1e 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35507) 07/13/26 _x86_64_ (8 CPU) 12:02:04 LINUX RESTART (8 CPU) 12:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:01 1.19 0.01 1.18 0.00 0.05 13.66 0.13 12:30:09 1.12 0.00 1.12 0.00 0.00 12.64 0.00 12:40:09 35.98 2.27 33.11 0.59 130.59 1817.00 461.26 12:50:01 29.84 2.60 24.47 2.77 145.48 5384.77 11610.00 13:00:09 37.98 0.01 32.91 5.06 0.07 2613.67 13590.63 13:10:02 29.70 0.02 26.03 3.65 0.42 3229.42 16455.50 Average: 22.64 0.81 19.81 2.02 45.84 2169.52 7004.25 12:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 30216108 31860420 526388 1.60 59764 1922464 1508096 4.45 199620 2153256 12 12:30:09 30214124 31858784 527956 1.61 60076 1922476 1508096 4.45 199952 2155416 24 12:40:09 29249412 31688612 651532 1.98 106204 2631240 1295896 3.82 345028 2916296 333848 12:50:01 25477148 29137016 3172404 9.65 164864 3715164 3253792 9.60 702100 6234656 114600 13:00:09 25000532 28964892 3340544 10.17 196916 3952684 3657876 10.79 807692 6552224 15668 13:10:02 25754748 31728680 569640 1.73 227424 5841516 1109364 3.27 1485728 5001500 1352916 Average: 27652012 30873067 1464744 4.46 135875 3330924 2055520 6.06 623353 4168891 302845 12:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 12:20:01 ens3 0.28 0.07 0.04 0.02 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:09 ens3 0.55 0.12 0.11 0.04 0.00 0.00 0.00 0.00 12:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:09 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 12:40:09 ens3 49.53 37.81 432.16 8.14 0.00 0.00 0.00 0.00 12:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 1160.09 1160.09 1103.75 1103.75 0.00 0.00 0.00 0.00 12:50:01 ens3 80.54 63.65 662.68 12.13 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:09 lo 2146.31 2146.31 2045.25 2045.25 0.00 0.00 0.00 0.00 13:00:09 ens3 24.26 19.22 9.50 6.09 0.00 0.00 0.00 0.00 13:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:02 lo 1258.27 1258.27 1197.47 1197.47 0.00 0.00 0.00 0.00 13:10:02 ens3 42.35 36.27 192.15 9.58 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 762.02 762.02 725.53 725.53 0.00 0.00 0.00 0.00 Average: ens3 32.76 26.06 214.58 5.98 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-8c-8g-35507) 07/13/26 _x86_64_ (8 CPU) 12:02:04 LINUX RESTART (8 CPU) 12:10:08 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 0.05 0.00 0.01 0.00 0.01 99.93 12:20:01 0 0.00 0.00 0.00 0.00 0.00 99.99 12:20:01 1 0.01 0.00 0.01 0.02 0.01 99.96 12:20:01 2 0.33 0.00 0.01 0.00 0.01 99.65 12:20:01 3 0.03 0.00 0.04 0.00 0.02 99.92 12:20:01 4 0.01 0.00 0.01 0.00 0.00 99.97 12:20:01 5 0.01 0.00 0.01 0.00 0.01 99.97 12:20:01 6 0.02 0.00 0.02 0.00 0.01 99.96 12:20:01 7 0.01 0.00 0.01 0.00 0.01 99.97 12:30:09 all 0.07 0.00 0.01 0.00 0.01 99.91 12:30:09 0 0.00 0.00 0.00 0.00 0.00 99.99 12:30:09 1 0.01 0.00 0.01 0.00 0.01 99.96 12:30:09 2 0.01 0.00 0.01 0.00 0.01 99.98 12:30:09 3 0.02 0.00 0.03 0.03 0.02 99.91 12:30:09 4 0.02 0.00 0.02 0.00 0.01 99.96 12:30:09 5 0.47 0.00 0.01 0.00 0.01 99.51 12:30:09 6 0.01 0.00 0.01 0.00 0.01 99.97 12:30:09 7 0.00 0.00 0.01 0.00 0.00 99.98 12:40:09 all 2.05 0.00 0.20 0.12 0.01 97.62 12:40:09 0 1.10 0.00 0.17 0.02 0.01 98.70 12:40:09 1 0.99 0.00 0.23 0.33 0.01 98.44 12:40:09 2 0.43 0.00 0.10 0.01 0.01 99.46 12:40:09 3 2.06 0.00 0.23 0.06 0.02 97.63 12:40:09 4 2.07 0.00 0.20 0.38 0.01 97.35 12:40:09 5 5.68 0.00 0.43 0.12 0.02 93.76 12:40:09 6 2.39 0.00 0.17 0.04 0.01 97.40 12:40:09 7 1.69 0.00 0.08 0.01 0.01 98.21 12:50:01 all 40.22 0.00 1.59 0.05 0.08 58.06 12:50:01 0 32.75 0.00 1.50 0.04 0.08 65.64 12:50:01 1 38.68 0.00 1.53 0.03 0.08 59.68 12:50:01 2 42.08 0.00 1.62 0.04 0.07 56.18 12:50:01 3 43.60 0.00 1.62 0.04 0.08 54.66 12:50:01 4 40.37 0.00 1.65 0.06 0.08 57.84 12:50:01 5 40.47 0.00 1.55 0.09 0.08 57.82 12:50:01 6 40.75 0.00 1.56 0.04 0.08 57.57 12:50:01 7 43.05 0.00 1.67 0.09 0.08 55.10 13:00:09 all 35.29 0.00 1.83 0.07 0.08 62.73 13:00:09 0 33.68 0.00 1.53 0.03 0.08 64.67 13:00:09 1 33.51 0.00 2.17 0.08 0.08 64.16 13:00:09 2 38.14 0.00 1.91 0.04 0.08 59.82 13:00:09 3 36.72 0.00 2.18 0.13 0.08 60.89 13:00:09 4 35.53 0.00 1.73 0.08 0.08 62.58 13:00:09 5 35.82 0.00 1.82 0.07 0.08 62.20 13:00:09 6 35.01 0.00 1.59 0.08 0.08 63.24 13:00:09 7 33.91 0.00 1.73 0.05 0.08 64.23 13:10:02 all 34.72 0.00 1.63 0.05 0.08 63.53 13:10:02 0 31.37 0.00 1.55 0.03 0.08 66.97 13:10:02 1 39.77 0.00 2.31 0.02 0.08 57.81 13:10:02 2 37.69 0.00 1.77 0.02 0.08 60.45 13:10:02 3 37.05 0.00 1.54 0.06 0.08 61.27 13:10:02 4 30.90 0.00 1.41 0.02 0.08 67.60 13:10:02 5 34.12 0.00 1.53 0.09 0.08 64.19 13:10:02 6 31.99 0.00 1.54 0.11 0.07 66.28 13:10:02 7 34.88 0.00 1.36 0.05 0.08 63.64 Average: all 18.66 0.00 0.88 0.05 0.04 80.37 Average: 0 16.44 0.00 0.79 0.02 0.04 82.71 Average: 1 18.75 0.00 1.04 0.08 0.05 80.08 Average: 2 19.69 0.00 0.90 0.02 0.04 79.34 Average: 3 19.83 0.00 0.94 0.05 0.05 79.13 Average: 4 18.08 0.00 0.83 0.09 0.04 80.96 Average: 5 19.35 0.00 0.89 0.06 0.05 79.66 Average: 6 18.29 0.00 0.81 0.04 0.04 80.82 Average: 7 18.83 0.00 0.81 0.03 0.04 80.29