---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19863 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 910 24870 4 6311 30714 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:c2:69:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84025sec preferred_lft 84025sec inet6 fe80::f816:3eff:fec2:6989/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:46:75:6a:02:04 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-19863) 05/25/26 _x86_64_ (8 CPU) 10:07:33 LINUX RESTART (8 CPU) 10:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:05 48.69 4.71 41.26 2.72 269.96 6697.89 9536.67 10:30:01 26.37 0.15 22.71 3.51 5.77 2100.01 6164.06 10:40:05 31.65 0.00 27.80 3.85 0.05 3064.98 8210.65 Average: 35.58 1.62 30.60 3.36 91.92 3956.35 7974.60 10:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:05 26308620 29592500 2720396 8.28 142784 3393824 2799040 8.25 629124 5488712 800 10:30:01 25606340 29368896 2939492 8.94 172052 3801972 2964728 8.74 737456 6059000 99916 10:40:05 24547996 28855736 3448436 10.49 210064 4256700 3457840 10.20 886340 6911328 45104 Average: 25487652 29272377 3036108 9.24 174967 3817499 3073869 9.06 750973 6153013 48607 10:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:05 lo 1219.86 1219.86 1162.91 1162.91 0.00 0.00 0.00 0.00 10:20:05 ens3 123.51 91.69 1078.37 17.15 0.00 0.00 0.00 0.00 10:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 1491.08 1491.08 1419.73 1419.73 0.00 0.00 0.00 0.00 10:30:01 ens3 22.49 18.08 9.38 6.02 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:05 lo 1599.60 1599.60 1522.99 1522.99 0.00 0.00 0.00 0.00 10:40:05 ens3 29.02 22.15 9.65 7.38 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1437.05 1437.05 1368.74 1368.74 0.00 0.00 0.00 0.00 Average: ens3 58.36 43.98 365.84 10.19 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-19863) 05/25/26 _x86_64_ (8 CPU) 10:07:33 LINUX RESTART (8 CPU) 10:10:05 CPU %user %nice %system %iowait %steal %idle 10:20:05 all 28.14 0.00 1.35 2.69 0.07 67.75 10:20:05 0 25.52 0.00 1.19 1.58 0.07 71.64 10:20:05 1 26.10 0.00 1.19 8.72 0.07 63.93 10:20:05 2 29.42 0.00 1.57 0.68 0.08 68.25 10:20:05 3 29.64 0.00 1.46 0.49 0.08 68.33 10:20:05 4 31.08 0.00 1.53 2.79 0.07 64.52 10:20:05 5 25.78 0.00 1.17 5.18 0.07 67.80 10:20:05 6 28.16 0.00 1.18 0.95 0.07 69.64 10:20:05 7 29.45 0.00 1.49 1.13 0.07 67.86 10:30:01 all 34.46 0.00 1.53 0.55 0.09 63.37 10:30:01 0 31.92 0.00 1.42 0.99 0.09 65.58 10:30:01 1 35.11 0.00 1.49 0.15 0.12 63.14 10:30:01 2 30.94 0.00 1.53 0.96 0.08 66.48 10:30:01 3 36.42 0.00 1.72 0.50 0.09 61.27 10:30:01 4 33.70 0.00 1.52 0.37 0.09 64.32 10:30:01 5 34.46 0.00 1.65 0.79 0.09 63.01 10:30:01 6 35.71 0.00 1.56 0.47 0.09 62.17 10:30:01 7 37.41 0.00 1.38 0.17 0.10 60.95 10:40:05 all 38.52 0.00 1.74 0.64 0.10 59.00 10:40:05 0 41.35 0.00 2.07 2.83 0.11 53.64 10:40:05 1 39.29 0.00 2.05 0.23 0.10 58.33 10:40:05 2 36.78 0.00 1.58 0.35 0.10 61.19 10:40:05 3 41.04 0.00 1.71 0.30 0.10 56.85 10:40:05 4 38.47 0.00 1.74 0.45 0.10 59.24 10:40:05 5 40.75 0.00 1.61 0.15 0.10 57.39 10:40:05 6 34.74 0.00 1.55 0.32 0.10 63.28 10:40:05 7 35.75 0.00 1.60 0.48 0.10 62.07 Average: all 33.72 0.00 1.54 1.29 0.09 63.36 Average: 0 32.95 0.00 1.56 1.80 0.09 63.60 Average: 1 33.51 0.00 1.57 3.03 0.10 61.79 Average: 2 32.39 0.00 1.56 0.66 0.09 65.30 Average: 3 35.71 0.00 1.63 0.43 0.09 62.14 Average: 4 34.43 0.00 1.60 1.20 0.09 62.68 Average: 5 33.67 0.00 1.48 2.04 0.09 62.72 Average: 6 32.87 0.00 1.43 0.58 0.09 65.04 Average: 7 34.20 0.00 1.49 0.59 0.09 63.63