---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23402 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 12G 143G 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 913 24351 4 6827 30711 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:4f:4b:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83997sec preferred_lft 83997sec inet6 fe80::f816:3eff:fe4f:4b60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:ad:bd:02:fd:12 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-23402) 06/03/26 _x86_64_ (8 CPU) 11:32:01 LINUX RESTART (8 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:01 25.09 0.17 21.89 3.04 5.96 2798.07 9341.65 12:00:01 39.07 0.00 34.17 4.90 0.37 3255.67 16045.55 12:10:01 27.35 0.30 23.65 3.41 11.68 6677.95 4234.39 Average: 30.51 0.16 26.57 3.78 6.00 4243.59 9874.91 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:01 24850212 28988100 3316560 10.09 176132 4169428 3508728 10.35 953920 6586144 252 12:00:01 23893716 28804556 3495400 10.64 219596 4836344 3480664 10.26 1133828 7288240 172056 12:10:01 25138924 31636848 656180 2.00 238844 6344608 1249364 3.68 1734000 5353572 4 Average: 24627617 29809835 2489380 7.58 211524 5116793 2746252 8.10 1273916 6409319 57437 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:01 lo 1101.51 1101.51 1048.09 1048.09 0.00 0.00 0.00 0.00 11:50:01 ens3 54.82 38.40 22.30 14.63 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 2150.58 2150.58 2048.80 2048.80 0.00 0.00 0.00 0.00 12:00:01 ens3 62.74 41.43 18.53 15.52 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 804.54 804.54 751.43 751.43 0.00 0.00 0.00 0.00 12:10:01 ens3 111.19 101.28 215.59 315.98 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1352.33 1352.33 1282.89 1282.89 0.00 0.00 0.00 0.00 Average: ens3 76.25 60.37 85.46 115.35 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-23402) 06/03/26 _x86_64_ (8 CPU) 11:32:01 LINUX RESTART (8 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:01 all 35.02 0.00 1.47 0.05 0.07 63.38 11:50:01 0 31.02 0.00 1.47 0.14 0.08 67.29 11:50:01 1 36.75 0.00 1.43 0.08 0.08 61.67 11:50:01 2 33.96 0.00 1.65 0.02 0.07 64.30 11:50:01 3 37.38 0.00 1.86 0.02 0.07 60.67 11:50:01 4 34.98 0.00 1.41 0.02 0.07 63.52 11:50:01 5 35.78 0.00 1.19 0.05 0.07 62.91 11:50:01 6 36.55 0.00 1.48 0.06 0.08 61.84 11:50:01 7 33.71 0.00 1.31 0.04 0.07 64.87 12:00:01 all 38.79 0.00 1.85 0.07 0.08 59.21 12:00:01 0 39.62 0.00 1.95 0.05 0.09 58.29 12:00:01 1 37.25 0.00 2.33 0.06 0.08 60.29 12:00:01 2 44.32 0.00 1.73 0.03 0.08 53.83 12:00:01 3 38.02 0.00 1.74 0.04 0.09 60.11 12:00:01 4 37.76 0.00 1.88 0.16 0.08 60.12 12:00:01 5 41.39 0.00 1.78 0.03 0.09 56.72 12:00:01 6 38.39 0.00 1.81 0.10 0.08 59.62 12:00:01 7 33.59 0.00 1.58 0.07 0.07 64.69 12:10:01 all 24.26 0.00 1.13 0.07 0.06 74.47 12:10:01 0 23.73 0.00 1.10 0.03 0.06 75.08 12:10:01 1 22.64 0.00 1.20 0.16 0.06 75.94 12:10:01 2 29.81 0.00 1.33 0.19 0.06 68.61 12:10:01 3 25.48 0.00 1.19 0.02 0.07 73.25 12:10:01 4 22.53 0.00 1.18 0.04 0.05 76.20 12:10:01 5 24.60 0.00 1.11 0.05 0.06 74.19 12:10:01 6 22.95 0.00 1.00 0.02 0.05 75.98 12:10:01 7 22.37 0.00 0.96 0.06 0.07 76.54 Average: all 32.69 0.00 1.49 0.06 0.07 65.69 Average: 0 31.46 0.00 1.51 0.07 0.07 66.89 Average: 1 32.20 0.00 1.65 0.10 0.07 65.97 Average: 2 36.03 0.00 1.57 0.08 0.07 62.24 Average: 3 33.63 0.00 1.60 0.03 0.07 64.68 Average: 4 31.75 0.00 1.49 0.07 0.07 66.61 Average: 5 33.91 0.00 1.36 0.04 0.07 64.62 Average: 6 32.63 0.00 1.43 0.06 0.07 65.81 Average: 7 29.89 0.00 1.28 0.06 0.07 68.70