---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23058 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 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 913 24816 4 6361 30710 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:60:97:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83913sec preferred_lft 83913sec inet6 fe80::f816:3eff:fe60:97c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:b8:d0:39:eb:f7 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-23058) 06/03/26 _x86_64_ (8 CPU) 08:20:49 LINUX RESTART (8 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:32 28.96 0.15 25.20 3.61 5.66 2624.29 9031.59 08:50:13 33.78 0.01 29.61 4.16 0.08 3229.56 12405.04 09:00:01 41.88 0.31 22.75 18.82 12.06 6531.86 530517.11 Average: 34.74 0.16 25.82 8.76 5.95 4096.79 180592.18 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:32 25406804 29107644 3200108 9.74 176760 3732848 3641240 10.74 743804 6249216 10660 08:50:13 24658440 28966792 3336396 10.15 214908 4248784 3519188 10.38 891956 6787004 11064 09:00:01 25615924 31635760 660424 2.01 233428 5879800 1222728 3.61 1517516 5106972 28 Average: 25227056 29903399 2398976 7.30 208365 4620477 2794385 8.24 1051092 6047731 7251 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:32 lo 1412.75 1412.75 1344.99 1344.99 0.00 0.00 0.00 0.00 08:40:32 ens3 44.88 33.50 19.89 13.62 0.00 0.00 0.00 0.00 08:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:13 lo 1667.89 1667.89 1588.03 1588.03 0.00 0.00 0.00 0.00 08:50:13 ens3 53.81 40.17 18.92 16.33 0.00 0.00 0.00 0.00 08:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 741.26 741.26 690.73 690.73 0.00 0.00 0.00 0.00 09:00:01 ens3 108.74 103.31 218.29 329.45 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1275.48 1275.48 1209.46 1209.46 0.00 0.00 0.00 0.00 Average: ens3 68.63 58.47 84.43 117.74 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-23058) 06/03/26 _x86_64_ (8 CPU) 08:20:49 LINUX RESTART (8 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:32 all 33.60 0.00 1.52 0.12 0.06 64.69 08:40:32 0 33.82 0.00 1.37 0.26 0.06 64.49 08:40:32 1 35.13 0.00 1.88 0.12 0.07 62.80 08:40:32 2 34.01 0.00 1.67 0.15 0.06 64.12 08:40:32 3 32.39 0.00 1.49 0.03 0.06 66.04 08:40:32 4 34.01 0.00 1.46 0.07 0.07 64.40 08:40:32 5 34.18 0.00 1.54 0.03 0.07 64.18 08:40:32 6 34.61 0.00 1.35 0.20 0.06 63.78 08:40:32 7 30.68 0.00 1.44 0.10 0.06 67.72 08:50:13 all 38.55 0.00 1.79 0.06 0.08 59.52 08:50:13 0 36.93 0.00 1.67 0.03 0.08 61.30 08:50:13 1 39.63 0.00 2.21 0.05 0.08 58.03 08:50:13 2 38.81 0.00 1.83 0.09 0.09 59.18 08:50:13 3 41.10 0.00 2.08 0.03 0.08 56.70 08:50:13 4 41.18 0.00 1.40 0.08 0.08 57.26 08:50:13 5 38.11 0.00 1.68 0.08 0.08 60.05 08:50:13 6 37.39 0.00 1.91 0.05 0.08 60.58 08:50:13 7 35.25 0.00 1.56 0.07 0.08 63.04 09:00:01 all 22.49 0.00 1.09 0.10 0.06 76.27 09:00:01 0 17.60 0.00 0.90 0.07 0.05 81.39 09:00:01 1 26.00 0.00 1.32 0.02 0.06 72.60 09:00:01 2 25.61 0.00 1.16 0.07 0.06 73.10 09:00:01 3 23.57 0.00 1.15 0.30 0.06 74.93 09:00:01 4 26.13 0.00 1.17 0.03 0.06 72.62 09:00:01 5 19.96 0.00 0.90 0.01 0.05 79.09 09:00:01 6 20.36 0.00 0.94 0.14 0.06 78.51 09:00:01 7 20.65 0.00 1.18 0.15 0.06 77.96 Average: all 31.56 0.00 1.47 0.09 0.07 66.81 Average: 0 29.52 0.00 1.31 0.12 0.06 68.99 Average: 1 33.59 0.00 1.80 0.06 0.07 64.47 Average: 2 32.81 0.00 1.55 0.10 0.07 65.47 Average: 3 32.31 0.00 1.57 0.12 0.07 65.94 Average: 4 33.74 0.00 1.35 0.06 0.07 64.79 Average: 5 30.79 0.00 1.38 0.04 0.07 67.73 Average: 6 30.84 0.00 1.39 0.13 0.06 67.57 Average: 7 28.88 0.00 1.39 0.10 0.07 69.56