---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6861 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 18G 138G 11% / 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 764 19184 4 12142 30859 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:34:5f:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84510sec preferred_lft 84510sec inet6 fe80::f816:3eff:fe34:5fda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:db:40:17:e0:4f 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::dcdb:40ff:fe17:e04f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-6861) 02/02/26 _x86_64_ (8 CPU) 00:24:18 LINUX RESTART (8 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:32 8.63 0.07 8.13 0.43 3.12 2414.51 2134.76 00:50:17 54.23 2.44 50.74 1.05 373.87 24051.12 859.82 Average: 30.61 1.21 28.68 0.73 181.89 12847.23 1520.01 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:32 23694232 29006532 3296660 10.03 159320 5338604 3131640 9.23 1323292 7338888 749000 00:50:17 19887064 31634124 639176 1.94 220160 11465500 1415128 4.17 3240900 8928964 416 Average: 21790648 30320328 1967918 5.99 189740 8402052 2273384 6.70 2282096 8133926 374708 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:32 lo 1.73 1.73 0.16 0.16 0.00 0.00 0.00 0.00 00:40:32 ens3 55.74 41.69 222.94 11.92 0.00 0.00 0.00 0.00 00:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:17 lo 4531.14 4531.14 4326.86 4326.86 0.00 0.00 0.00 0.00 00:50:17 ens3 123.20 104.19 348.67 1266.02 0.00 0.00 0.00 0.00 00:50:17 docker0 70.10 73.26 1254.60 70.15 0.00 0.00 0.00 0.00 00:50:17 veth6326a13 67.76 70.64 1255.38 7.49 0.00 0.00 0.00 0.10 Average: lo 2185.72 2185.72 2086.40 2086.40 0.00 0.00 0.00 0.00 Average: ens3 88.27 71.83 283.56 616.62 0.00 0.00 0.00 0.00 Average: docker0 33.80 35.33 604.94 33.82 0.00 0.00 0.00 0.00 Average: veth6326a13 32.67 34.06 605.32 3.61 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-6861) 02/02/26 _x86_64_ (8 CPU) 00:24:18 LINUX RESTART (8 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:32 all 36.13 0.00 1.44 0.03 0.06 62.34 00:40:32 0 41.02 0.00 1.47 0.01 0.07 57.43 00:40:32 1 30.94 0.00 1.54 0.01 0.06 67.45 00:40:32 2 33.25 0.00 1.47 0.05 0.07 65.17 00:40:32 3 42.16 0.00 1.78 0.02 0.06 55.97 00:40:32 4 37.64 0.00 1.37 0.01 0.06 60.92 00:40:32 5 32.87 0.00 1.32 0.08 0.06 65.68 00:40:32 6 35.84 0.00 1.40 0.03 0.07 62.66 00:40:32 7 35.31 0.00 1.19 0.01 0.06 63.44 00:50:17 all 15.77 0.00 2.25 0.22 0.06 81.71 00:50:17 0 16.67 0.00 1.93 0.17 0.05 81.18 00:50:17 1 18.72 0.00 2.77 0.32 0.06 78.14 00:50:17 2 13.31 0.00 1.51 0.29 0.06 84.83 00:50:17 3 16.76 0.00 3.23 0.21 0.06 79.74 00:50:17 4 12.83 0.00 1.49 0.04 0.05 85.60 00:50:17 5 15.21 0.00 2.62 0.50 0.06 81.61 00:50:17 6 21.74 0.00 3.06 0.11 0.06 75.03 00:50:17 7 10.97 0.00 1.40 0.12 0.05 87.46 Average: all 26.31 0.00 1.83 0.12 0.06 71.67 Average: 0 29.28 0.00 1.69 0.09 0.06 68.88 Average: 1 25.06 0.00 2.13 0.16 0.06 72.59 Average: 2 23.65 0.00 1.49 0.16 0.07 74.63 Average: 3 29.93 0.00 2.48 0.11 0.06 67.42 Average: 4 25.64 0.00 1.43 0.02 0.05 72.86 Average: 5 24.36 0.00 1.95 0.28 0.06 73.36 Average: 6 29.06 0.00 2.20 0.07 0.06 68.61 Average: 7 23.56 0.00 1.29 0.06 0.06 75.03