---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18911 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 918 24731 4 6441 30705 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:13:e6:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83888sec preferred_lft 83888sec inet6 fe80::f816:3eff:fe13:e621/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:43:f6:07:9c:52 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-18911) 02/19/26 _x86_64_ (8 CPU) 11:11:39 LINUX RESTART (8 CPU) 11:20:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:05 44.45 0.15 25.08 19.21 6.07 2299.70 538902.21 11:40:05 34.80 0.01 30.44 4.35 0.07 3323.03 10672.48 11:50:29 38.29 11.55 23.35 3.39 132.60 6097.26 16028.39 Average: 39.10 4.05 26.27 8.77 47.92 3956.92 181583.91 11:20:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:05 25347708 29146024 3160292 9.62 179312 3832424 3359868 9.91 882060 6168004 29288 11:40:05 24800124 29224832 3076516 9.36 219084 4362648 3272788 9.65 1033988 6504468 14152 11:50:29 25554656 31655776 638220 1.94 241112 5942492 1218184 3.59 1656272 5013216 224 Average: 25234163 30008877 2291676 6.97 213169 4712521 2616947 7.72 1190773 5895229 14555 11:20:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:05 lo 1563.63 1563.63 1487.87 1487.87 0.00 0.00 0.00 0.00 11:30:05 ens3 58.54 39.39 21.59 14.94 0.00 0.00 0.00 0.00 11:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:05 lo 1735.18 1735.18 1651.47 1651.47 0.00 0.00 0.00 0.00 11:40:05 ens3 60.94 41.84 20.01 16.70 0.00 0.00 0.00 0.00 11:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:29 lo 841.76 841.76 788.21 788.21 0.00 0.00 0.00 0.00 11:50:29 ens3 96.11 91.12 186.08 297.75 0.00 0.00 0.00 0.00 11:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1370.66 1370.66 1299.95 1299.95 0.00 0.00 0.00 0.00 Average: ens3 72.36 58.13 78.07 113.54 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-18911) 02/19/26 _x86_64_ (8 CPU) 11:11:39 LINUX RESTART (8 CPU) 11:20:29 CPU %user %nice %system %iowait %steal %idle 11:30:05 all 34.37 0.00 1.51 0.08 0.07 63.97 11:30:05 0 33.52 0.00 1.72 0.13 0.07 64.56 11:30:05 1 35.24 0.00 1.28 0.05 0.07 63.36 11:30:05 2 36.86 0.00 1.55 0.04 0.07 61.48 11:30:05 3 38.15 0.00 1.46 0.02 0.07 60.29 11:30:05 4 35.80 0.00 1.46 0.05 0.07 62.62 11:30:05 5 30.97 0.00 1.50 0.08 0.06 67.38 11:30:05 6 31.42 0.00 1.57 0.04 0.07 66.91 11:30:05 7 32.99 0.00 1.58 0.20 0.07 65.17 11:40:05 all 38.70 0.00 1.81 0.09 0.08 59.32 11:40:05 0 37.89 0.00 2.20 0.13 0.09 59.69 11:40:05 1 37.93 0.00 1.93 0.26 0.08 59.80 11:40:05 2 44.34 0.00 2.08 0.09 0.08 53.41 11:40:05 3 41.21 0.00 1.79 0.05 0.08 56.87 11:40:05 4 38.50 0.00 1.49 0.05 0.07 59.89 11:40:05 5 37.73 0.00 1.71 0.04 0.08 60.45 11:40:05 6 38.59 0.00 1.75 0.08 0.07 59.51 11:40:05 7 33.39 0.00 1.56 0.04 0.07 64.94 11:50:29 all 24.56 0.05 1.13 1.76 0.06 72.45 11:50:29 0 27.10 0.00 1.21 0.19 0.06 71.44 11:50:29 1 23.34 0.00 1.28 0.34 0.06 74.97 11:50:29 2 22.16 0.19 1.37 1.48 0.06 74.74 11:50:29 3 27.64 0.00 1.02 0.46 0.06 70.81 11:50:29 4 26.75 0.00 1.11 0.76 0.06 71.33 11:50:29 5 23.11 0.00 0.98 9.00 0.05 66.86 11:50:29 6 24.03 0.19 0.89 1.69 0.06 73.13 11:50:29 7 22.31 0.00 1.20 0.12 0.06 76.31 Average: all 32.41 0.02 1.48 0.66 0.07 65.36 Average: 0 32.75 0.00 1.70 0.15 0.07 65.32 Average: 1 32.02 0.00 1.50 0.22 0.07 66.19 Average: 2 34.26 0.07 1.66 0.56 0.07 63.39 Average: 3 35.53 0.00 1.42 0.18 0.07 62.80 Average: 4 33.56 0.00 1.35 0.30 0.07 64.73 Average: 5 30.50 0.00 1.39 3.16 0.06 64.89 Average: 6 31.24 0.06 1.39 0.63 0.07 66.60 Average: 7 29.42 0.00 1.44 0.12 0.07 68.96