---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37438 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 18G 138G 12% / 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 753 19026 4 12312 30871 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:c5:6f:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84542sec preferred_lft 84542sec inet6 fe80::f816:3eff:fec5:6fa8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:1d:b7:02:24:b1 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::d41d:b7ff:fe02:24b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37438) 07/21/26 _x86_64_ (8 CPU) 00:36:22 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:08 12.46 0.26 11.65 0.55 10.05 5267.79 1298.75 01:00:02 45.50 2.22 42.07 1.21 323.94 24944.32 3414.63 Average: 28.92 1.23 26.81 0.88 166.40 15069.29 2352.74 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:08 24250248 28638652 3669336 11.17 146032 4453392 3718544 10.97 822968 7329408 280 01:00:02 19750880 31661576 613760 1.87 227728 11597524 1437280 4.24 3097604 9179000 1060 Average: 22000564 30150114 2141548 6.52 186880 8025458 2577912 7.60 1960286 8254204 670 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:08 lo 5.72 5.72 0.55 0.55 0.00 0.00 0.00 0.00 00:50:08 ens3 63.37 48.89 285.40 12.32 0.00 0.00 0.00 0.00 00:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:02 lo 224.92 224.92 219.82 219.82 0.00 0.00 0.00 0.00 01:00:02 ens3 78.34 62.85 547.37 97.52 0.00 0.00 0.00 0.00 01:00:02 docker0 5.51 4.86 83.94 0.72 0.00 0.00 0.00 0.00 01:00:02 veth4e89fc5 5.51 4.86 84.02 0.72 0.00 0.00 0.00 0.01 Average: lo 114.91 114.91 109.78 109.78 0.00 0.00 0.00 0.00 Average: ens3 70.83 55.84 415.90 54.76 0.00 0.00 0.00 0.00 Average: docker0 2.75 2.42 41.81 0.36 0.00 0.00 0.00 0.00 Average: veth4e89fc5 2.74 2.42 41.85 0.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37438) 07/21/26 _x86_64_ (8 CPU) 00:36:22 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:08 all 37.83 0.00 1.32 0.06 0.08 60.71 00:50:08 0 30.39 0.00 1.14 0.03 0.08 68.36 00:50:08 1 46.83 0.00 1.76 0.09 0.09 51.24 00:50:08 2 36.89 0.00 1.27 0.07 0.08 61.70 00:50:08 3 39.04 0.00 1.58 0.12 0.08 59.18 00:50:08 4 41.78 0.00 1.22 0.02 0.08 56.91 00:50:08 5 40.68 0.00 1.36 0.03 0.08 57.85 00:50:08 6 34.51 0.00 1.12 0.05 0.08 64.24 00:50:08 7 32.56 0.00 1.12 0.03 0.07 66.22 01:00:02 all 17.59 0.00 1.36 0.23 0.06 80.76 01:00:02 0 13.40 0.00 1.28 0.25 0.07 85.00 01:00:02 1 20.67 0.00 1.37 0.09 0.06 77.81 01:00:02 2 15.45 0.00 1.35 0.23 0.06 82.91 01:00:02 3 20.42 0.00 1.66 0.72 0.06 77.14 01:00:02 4 16.14 0.00 1.18 0.15 0.06 82.47 01:00:02 5 23.16 0.00 1.51 0.11 0.06 75.15 01:00:02 6 15.25 0.00 1.33 0.09 0.06 83.26 01:00:02 7 16.19 0.00 1.20 0.23 0.06 82.31 Average: all 27.75 0.00 1.34 0.14 0.07 70.69 Average: 0 21.94 0.00 1.21 0.14 0.07 76.64 Average: 1 33.80 0.00 1.57 0.09 0.07 64.47 Average: 2 26.21 0.00 1.31 0.15 0.07 72.27 Average: 3 29.76 0.00 1.62 0.42 0.07 68.13 Average: 4 29.02 0.00 1.20 0.08 0.07 69.63 Average: 5 31.95 0.00 1.44 0.07 0.07 66.47 Average: 6 24.92 0.00 1.23 0.07 0.07 73.71 Average: 7 24.41 0.00 1.16 0.13 0.06 74.23