---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25605 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 891 25112 4 6088 30733 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:86:dd:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83694sec preferred_lft 83694sec inet6 fe80::f816:3eff:fe86:dd07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:bd:c1:94:be:ca 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25605) 03/02/26 _x86_64_ (8 CPU) 17:17:31 LINUX RESTART (8 CPU) 17:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:30:03 36.78 4.56 31.24 0.98 258.20 3351.36 777.61 17:40:01 28.56 0.24 25.06 3.26 10.18 3390.22 11971.36 17:50:03 48.20 0.01 28.92 19.27 0.19 2545.74 519010.34 18:00:03 33.01 0.01 29.01 3.99 0.09 3002.57 23219.43 Average: 36.65 1.20 28.56 6.89 67.16 3071.87 139106.53 17:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:30:03 27618612 30421216 1906504 5.80 122444 2968348 2458360 7.25 502348 4384556 248600 17:40:01 25504116 28958424 3352260 10.20 161664 3525432 3498136 10.32 697292 6222728 102604 17:50:03 24944392 28838660 3468168 10.55 193812 3894208 3772824 11.13 817552 6628052 133720 18:00:03 24667556 28968368 3334608 10.15 220316 4235720 3427248 10.11 940228 6723896 17240 Average: 25683669 29296667 3015385 9.18 174559 3655927 3289142 9.70 739355 5989808 125541 17:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:30:03 lo 202.59 202.59 192.84 192.84 0.00 0.00 0.00 0.00 17:30:03 ens3 90.28 67.71 888.85 12.24 0.00 0.00 0.00 0.00 17:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 1233.52 1233.52 1173.02 1173.02 0.00 0.00 0.00 0.00 17:40:01 ens3 32.91 28.27 88.65 8.67 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:03 lo 1783.11 1783.11 1697.96 1697.96 0.00 0.00 0.00 0.00 17:50:03 ens3 20.95 17.81 8.78 5.95 0.00 0.00 0.00 0.00 17:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:03 lo 1460.65 1460.65 1389.97 1389.97 0.00 0.00 0.00 0.00 18:00:03 ens3 25.88 21.09 9.85 7.27 0.00 0.00 0.00 0.00 18:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1170.36 1170.36 1113.83 1113.83 0.00 0.00 0.00 0.00 Average: ens3 42.50 33.71 248.97 8.53 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25605) 03/02/26 _x86_64_ (8 CPU) 17:17:31 LINUX RESTART (8 CPU) 17:20:03 CPU %user %nice %system %iowait %steal %idle 17:30:03 all 7.96 0.00 0.48 0.14 0.03 91.39 17:30:03 0 8.36 0.00 0.26 0.03 0.03 91.31 17:30:03 1 8.29 0.00 0.52 0.04 0.03 91.12 17:30:03 2 11.87 0.00 0.69 0.09 0.03 87.32 17:30:03 3 7.94 0.00 0.60 0.35 0.03 91.08 17:30:03 4 7.96 0.00 0.40 0.05 0.03 91.56 17:30:03 5 5.79 0.00 0.40 0.17 0.02 93.63 17:30:03 6 6.73 0.00 0.50 0.33 0.02 92.42 17:30:03 7 6.76 0.00 0.46 0.06 0.03 92.69 17:40:01 all 40.51 0.00 1.65 0.06 0.10 57.68 17:40:01 0 38.01 0.00 1.62 0.04 0.10 60.23 17:40:01 1 43.05 0.00 1.93 0.04 0.11 54.88 17:40:01 2 43.88 0.00 1.75 0.04 0.11 54.23 17:40:01 3 41.02 0.00 1.75 0.07 0.10 57.06 17:40:01 4 38.68 0.00 1.47 0.04 0.10 59.70 17:40:01 5 44.45 0.00 1.56 0.08 0.11 53.80 17:40:01 6 38.03 0.00 1.66 0.09 0.10 60.12 17:40:01 7 36.99 0.00 1.46 0.08 0.09 61.38 17:50:03 all 34.75 0.00 1.74 0.20 0.09 63.22 17:50:03 0 33.15 0.00 1.72 0.12 0.09 64.92 17:50:03 1 37.21 0.00 1.62 0.48 0.10 60.59 17:50:03 2 36.73 0.00 1.78 0.05 0.10 61.34 17:50:03 3 30.82 0.00 1.66 0.11 0.09 67.32 17:50:03 4 31.86 0.00 1.58 0.21 0.09 66.27 17:50:03 5 39.00 0.00 1.89 0.07 0.10 58.93 17:50:03 6 30.80 0.00 1.80 0.26 0.09 67.05 17:50:03 7 38.46 0.00 1.85 0.26 0.10 59.34 18:00:03 all 36.18 0.00 1.78 0.24 0.09 61.71 18:00:03 0 33.89 0.00 1.76 0.13 0.09 64.12 18:00:03 1 33.93 0.00 1.82 0.69 0.09 63.46 18:00:03 2 35.15 0.00 1.75 0.06 0.09 62.96 18:00:03 3 37.86 0.00 1.82 0.14 0.09 60.09 18:00:03 4 35.63 0.00 1.55 0.06 0.09 62.68 18:00:03 5 36.68 0.00 1.79 0.15 0.09 61.29 18:00:03 6 36.49 0.00 1.75 0.31 0.09 61.37 18:00:03 7 39.84 0.00 1.97 0.36 0.09 57.73 Average: all 29.83 0.00 1.41 0.16 0.08 68.52 Average: 0 28.34 0.00 1.34 0.08 0.08 70.16 Average: 1 30.62 0.00 1.47 0.31 0.08 67.52 Average: 2 31.88 0.00 1.49 0.06 0.08 66.49 Average: 3 29.39 0.00 1.46 0.17 0.08 68.91 Average: 4 28.51 0.00 1.25 0.09 0.08 70.08 Average: 5 31.45 0.00 1.41 0.12 0.08 66.94 Average: 6 27.99 0.00 1.43 0.25 0.07 70.26 Average: 7 30.50 0.00 1.43 0.19 0.08 67.80