---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19584 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: 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 11G 145G 7% / 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 904 25818 4 5369 30720 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:f9:8d:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84320sec preferred_lft 84320sec inet6 fe80::f816:3eff:fef9:8d65/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:bc:ef:0c:cb:3a 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-19584) 02/21/26 _x86_64_ (8 CPU) 07:09:29 LINUX RESTART (8 CPU) 07:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 80.88 5.23 58.43 17.22 868.73 7295.87 526515.25 07:30:13 31.39 0.11 27.10 4.18 5.28 2123.65 14059.05 07:40:06 31.88 0.01 27.68 4.18 0.13 2693.81 16109.68 Average: 48.02 1.78 37.72 8.52 291.00 4032.44 185307.95 07:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 25444448 29035092 3275116 9.97 152600 3682444 3636940 10.72 850924 6128484 9948 07:30:13 25370276 29320996 2985040 9.08 187992 3969156 3166072 9.34 941608 6086268 34120 07:40:06 24863852 29238404 3064136 9.32 210460 4336676 3071728 9.06 1027148 6432084 14784 Average: 25226192 29198164 3108097 9.46 183684 3996092 3291580 9.71 939893 6215612 19617 07:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 817.33 817.33 777.62 777.62 0.00 0.00 0.00 0.00 07:20:01 ens3 128.32 92.63 1169.87 21.83 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:13 lo 1862.15 1862.15 1772.52 1772.52 0.00 0.00 0.00 0.00 07:30:13 ens3 37.21 26.80 15.05 11.58 0.00 0.00 0.00 0.00 07:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:06 lo 1641.30 1641.30 1561.96 1561.96 0.00 0.00 0.00 0.00 07:40:06 ens3 39.51 29.30 15.47 12.42 0.00 0.00 0.00 0.00 07:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1441.87 1441.87 1372.24 1372.24 0.00 0.00 0.00 0.00 Average: ens3 68.29 49.53 399.58 15.27 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-19584) 02/21/26 _x86_64_ (8 CPU) 07:09:29 LINUX RESTART (8 CPU) 07:10:00 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 38.52 0.00 1.78 0.31 0.08 59.33 07:20:01 0 39.70 0.00 1.73 0.33 0.08 58.17 07:20:01 1 42.11 0.00 1.86 0.08 0.08 55.86 07:20:01 2 41.57 0.00 2.00 0.11 0.08 56.24 07:20:01 3 38.62 0.00 1.85 0.29 0.08 59.17 07:20:01 4 39.69 0.00 1.95 0.60 0.08 57.68 07:20:01 5 35.29 0.00 1.64 0.78 0.08 62.21 07:20:01 6 37.95 0.00 1.61 0.05 0.07 60.32 07:20:01 7 33.19 0.00 1.57 0.21 0.07 64.95 07:30:13 all 34.88 0.00 1.83 0.07 0.07 63.15 07:30:13 0 32.11 0.00 1.73 0.03 0.07 66.05 07:30:13 1 38.80 0.00 2.21 0.04 0.07 58.87 07:30:13 2 35.29 0.00 1.91 0.07 0.07 62.67 07:30:13 3 35.77 0.00 1.60 0.04 0.07 62.53 07:30:13 4 32.69 0.00 1.69 0.10 0.06 65.45 07:30:13 5 32.07 0.00 2.02 0.11 0.07 65.73 07:30:13 6 36.95 0.00 1.72 0.05 0.07 61.22 07:30:13 7 35.33 0.00 1.77 0.12 0.07 62.70 07:40:06 all 37.18 0.00 1.97 0.08 0.07 60.69 07:40:06 0 35.55 0.00 1.74 0.12 0.08 62.51 07:40:06 1 39.60 0.00 2.12 0.06 0.08 58.14 07:40:06 2 37.77 0.00 1.91 0.05 0.08 60.20 07:40:06 3 37.57 0.00 1.87 0.06 0.07 60.43 07:40:06 4 37.85 0.00 2.30 0.16 0.07 59.62 07:40:06 5 36.37 0.00 2.12 0.06 0.07 61.38 07:40:06 6 36.38 0.00 1.79 0.08 0.07 61.67 07:40:06 7 36.35 0.00 1.89 0.08 0.07 61.60 Average: all 36.84 0.00 1.86 0.15 0.07 61.07 Average: 0 35.77 0.00 1.73 0.16 0.08 62.26 Average: 1 40.16 0.00 2.07 0.06 0.08 57.63 Average: 2 38.19 0.00 1.94 0.07 0.08 59.72 Average: 3 37.31 0.00 1.77 0.13 0.07 60.72 Average: 4 36.71 0.00 1.98 0.29 0.07 60.95 Average: 5 34.55 0.00 1.93 0.32 0.07 63.13 Average: 6 37.10 0.00 1.71 0.06 0.07 61.07 Average: 7 34.95 0.00 1.74 0.14 0.07 63.09