---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-27106 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: 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 11G 145G 7% / 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 692 26522 4 4876 30931 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:e0:c8:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82661sec preferred_lft 82661sec inet6 fe80::f816:3eff:fee0:c8a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:d2:e0:87:fb:ea 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-27106) 06/13/26 _x86_64_ (8 CPU) 13:58:08 LINUX RESTART (8 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:11 17.81 0.10 3.83 13.89 4.70 273.90 505302.04 14:20:11 1.62 0.01 1.60 0.00 0.05 18.24 0.20 14:30:01 1.49 0.00 1.49 0.00 0.00 16.15 0.00 14:40:02 1.54 0.00 1.54 0.00 0.00 16.60 0.00 14:50:03 2.03 0.38 1.65 0.00 16.30 49.20 0.00 15:00:11 75.45 4.35 68.19 2.91 263.54 10011.98 7570.15 Average: 16.84 0.82 13.18 2.84 47.95 1751.14 86711.13 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:11 30108720 31858620 524332 1.60 62872 2023864 1527556 4.50 240296 2208472 8 14:20:11 30108216 31858940 524264 1.60 63532 2023984 1527556 4.50 240968 2209432 32 14:30:01 30106452 31857728 525544 1.60 64124 2024000 1527620 4.50 241504 2210152 8 14:40:02 30103204 31855168 527932 1.61 64732 2024004 1527668 4.50 242176 2212348 176 14:50:03 29930636 31697604 685464 2.09 65472 2038112 1541436 4.55 245884 2416636 216 15:00:11 27251820 31761376 546540 1.66 149440 4584800 1140388 3.36 843952 4294872 20964 Average: 29601508 31814906 555679 1.69 78362 2453127 1465371 4.32 342463 2591985 3567 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:11 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 14:10:11 ens3 5.13 2.25 83.86 0.21 0.00 0.00 0.00 0.00 14:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:11 ens3 0.32 0.11 0.07 0.04 0.00 0.00 0.00 0.00 14:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:01 ens3 0.27 0.09 0.06 0.04 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:02 ens3 0.42 0.14 0.14 0.06 0.00 0.00 0.00 0.00 14:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:50:03 ens3 8.26 6.16 19.90 1.87 0.00 0.00 0.00 0.00 14:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:11 lo 696.00 696.00 669.43 669.43 0.00 0.00 0.00 0.00 15:00:11 ens3 126.14 99.80 1333.35 19.60 0.00 0.00 0.00 0.00 15:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 117.45 117.45 112.88 112.88 0.00 0.00 0.00 0.00 Average: ens3 23.68 18.29 242.36 3.67 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-27106) 06/13/26 _x86_64_ (8 CPU) 13:58:08 LINUX RESTART (8 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:11 all 0.16 0.00 0.07 0.05 0.01 99.71 14:10:11 0 0.04 0.00 0.04 0.01 0.00 99.90 14:10:11 1 0.12 0.00 0.06 0.02 0.02 99.77 14:10:11 2 0.11 0.00 0.04 0.12 0.01 99.72 14:10:11 3 0.13 0.00 0.20 0.02 0.01 99.63 14:10:11 4 0.60 0.00 0.03 0.00 0.01 99.36 14:10:11 5 0.14 0.00 0.04 0.01 0.02 99.80 14:10:11 6 0.07 0.00 0.05 0.06 0.01 99.81 14:10:11 7 0.08 0.00 0.07 0.13 0.01 99.71 14:20:11 all 0.06 0.00 0.01 0.01 0.01 99.91 14:20:11 0 0.02 0.00 0.02 0.00 0.01 99.95 14:20:11 1 0.01 0.00 0.01 0.01 0.01 99.97 14:20:11 2 0.03 0.00 0.01 0.03 0.01 99.93 14:20:11 3 0.01 0.00 0.02 0.00 0.01 99.96 14:20:11 4 0.37 0.00 0.01 0.00 0.01 99.62 14:20:11 5 0.01 0.00 0.02 0.00 0.02 99.95 14:20:11 6 0.00 0.00 0.00 0.00 0.00 99.99 14:20:11 7 0.02 0.00 0.03 0.00 0.03 99.92 14:30:01 all 0.05 0.00 0.01 0.01 0.01 99.93 14:30:01 0 0.01 0.00 0.01 0.00 0.00 99.98 14:30:01 1 0.01 0.00 0.02 0.03 0.02 99.91 14:30:01 2 0.02 0.00 0.01 0.00 0.01 99.96 14:30:01 3 0.01 0.00 0.01 0.00 0.00 99.98 14:30:01 4 0.30 0.00 0.01 0.00 0.01 99.68 14:30:01 5 0.01 0.00 0.02 0.00 0.02 99.96 14:30:01 6 0.00 0.00 0.00 0.00 0.00 100.00 14:30:01 7 0.01 0.00 0.01 0.00 0.02 99.95 14:40:02 all 0.04 0.00 0.01 0.00 0.01 99.93 14:40:02 0 0.01 0.00 0.02 0.03 0.00 99.94 14:40:02 1 0.01 0.00 0.01 0.00 0.02 99.96 14:40:02 2 0.02 0.00 0.02 0.00 0.02 99.94 14:40:02 3 0.00 0.00 0.00 0.00 0.00 100.00 14:40:02 4 0.27 0.00 0.01 0.00 0.01 99.70 14:40:02 5 0.01 0.00 0.02 0.00 0.03 99.93 14:40:02 6 0.00 0.00 0.00 0.00 0.00 99.99 14:40:02 7 0.00 0.00 0.00 0.00 0.00 99.99 14:50:03 all 0.12 0.00 0.02 0.01 0.01 99.84 14:50:03 0 0.03 0.00 0.02 0.02 0.01 99.93 14:50:03 1 0.10 0.00 0.03 0.02 0.02 99.84 14:50:03 2 0.10 0.00 0.01 0.00 0.01 99.88 14:50:03 3 0.07 0.00 0.01 0.00 0.00 99.91 14:50:03 4 0.39 0.00 0.03 0.01 0.01 99.56 14:50:03 5 0.06 0.00 0.05 0.00 0.03 99.86 14:50:03 6 0.13 0.00 0.01 0.00 0.00 99.85 14:50:03 7 0.11 0.00 0.00 0.00 0.00 99.88 15:00:11 all 22.23 0.00 1.11 0.23 0.06 76.38 15:00:11 0 21.53 0.00 1.16 0.19 0.06 77.06 15:00:11 1 18.69 0.00 1.30 0.61 0.06 79.35 15:00:11 2 24.18 0.00 1.01 0.14 0.07 74.60 15:00:11 3 21.71 0.00 1.51 0.39 0.06 76.33 15:00:11 4 27.06 0.00 1.11 0.08 0.06 71.70 15:00:11 5 21.76 0.00 1.05 0.28 0.06 76.85 15:00:11 6 22.30 0.00 0.86 0.04 0.06 76.73 15:00:11 7 20.59 0.00 0.87 0.07 0.05 78.42 Average: all 3.81 0.00 0.21 0.05 0.02 95.91 Average: 0 3.64 0.00 0.21 0.04 0.01 96.09 Average: 1 3.18 0.00 0.24 0.12 0.02 96.43 Average: 2 4.12 0.00 0.19 0.05 0.02 95.63 Average: 3 3.69 0.00 0.29 0.07 0.01 95.93 Average: 4 4.88 0.00 0.20 0.02 0.02 94.89 Average: 5 3.70 0.00 0.20 0.05 0.03 96.02 Average: 6 3.79 0.00 0.16 0.02 0.01 96.02 Average: 7 3.50 0.00 0.17 0.03 0.02 96.28