---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19676 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 902 24853 4 6336 30722 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:9a:aa:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83285sec preferred_lft 83285sec inet6 fe80::f816:3eff:fe9a:aa21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:69:d1:1e:c3:51 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-19676) 02/21/26 _x86_64_ (8 CPU) 17:58:31 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:20 10.61 1.22 8.94 0.44 423.07 1389.28 413.50 18:20:06 25.83 2.57 20.93 2.33 142.80 4085.49 12599.65 18:30:01 32.44 0.11 28.13 4.19 5.55 2349.82 11158.96 18:40:21 34.52 0.01 30.22 4.30 0.08 3085.44 26299.47 18:50:21 25.21 0.19 21.38 3.64 12.71 6068.68 12500.52 Average: 25.67 0.81 21.89 2.98 118.08 3379.83 12607.84 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:20 29446844 31821340 526724 1.60 103412 2577768 1115544 3.29 456980 2587060 100 18:20:06 26309016 29819080 2491716 7.58 159520 3589072 2676340 7.89 814880 5300736 58364 18:30:01 24884424 28912468 3393688 10.33 194140 4028696 3566644 10.52 939636 6552336 169636 18:40:21 23956324 28559808 3741964 11.39 222412 4530552 3718488 10.97 1084964 7275752 178380 18:50:21 25452036 31459904 834972 2.54 238248 5861736 1445260 4.26 1657384 5123352 12268 Average: 26009729 30114520 2197813 6.69 183546 4117565 2504455 7.39 990769 5367847 83750 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:20 lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 18:10:20 ens3 20.53 15.98 262.53 2.99 0.00 0.00 0.00 0.00 18:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:06 lo 858.25 858.25 816.87 816.87 0.00 0.00 0.00 0.00 18:20:06 ens3 114.03 88.25 820.34 21.73 0.00 0.00 0.00 0.00 18:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1803.24 1803.24 1716.23 1716.23 0.00 0.00 0.00 0.00 18:30:01 ens3 48.51 34.31 19.30 13.25 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:21 lo 1634.14 1634.14 1555.17 1555.17 0.00 0.00 0.00 0.00 18:40:21 ens3 58.18 39.58 20.64 15.95 0.00 0.00 0.00 0.00 18:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:21 lo 566.43 566.43 523.19 523.19 0.00 0.00 0.00 0.00 18:50:21 ens3 133.35 135.95 207.70 959.95 0.00 0.00 0.00 0.00 18:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 969.75 969.75 919.74 919.74 0.00 0.00 0.00 0.00 Average: ens3 74.34 62.31 262.42 201.46 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-19676) 02/21/26 _x86_64_ (8 CPU) 17:58:31 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:20 all 0.41 0.00 0.09 0.06 0.01 99.43 18:10:20 0 0.27 0.00 0.10 0.11 0.01 99.52 18:10:20 1 1.49 0.00 0.14 0.02 0.01 98.34 18:10:20 2 0.26 0.00 0.08 0.01 0.01 99.63 18:10:20 3 0.36 0.00 0.13 0.07 0.01 99.43 18:10:20 4 0.15 0.00 0.05 0.01 0.00 99.78 18:10:20 5 0.20 0.00 0.06 0.02 0.01 99.71 18:10:20 6 0.36 0.00 0.07 0.01 0.02 99.55 18:10:20 7 0.17 0.00 0.09 0.23 0.02 99.49 18:20:06 all 35.50 0.00 1.53 0.08 0.08 62.82 18:20:06 0 33.10 0.00 1.44 0.05 0.07 65.34 18:20:06 1 36.24 0.00 1.69 0.13 0.08 61.85 18:20:06 2 34.30 0.00 1.38 0.09 0.08 64.15 18:20:06 3 39.66 0.00 1.75 0.04 0.08 58.47 18:20:06 4 36.41 0.00 1.38 0.05 0.07 62.09 18:20:06 5 36.89 0.00 1.46 0.03 0.08 61.55 18:20:06 6 35.44 0.00 1.80 0.05 0.08 62.64 18:20:06 7 31.96 0.00 1.32 0.16 0.08 66.48 18:30:01 all 33.88 0.00 1.79 0.18 0.07 64.08 18:30:01 0 30.55 0.00 1.59 0.08 0.07 67.72 18:30:01 1 36.89 0.00 2.14 0.24 0.07 60.66 18:30:01 2 30.82 0.00 1.81 0.09 0.07 67.21 18:30:01 3 39.76 0.00 1.83 0.04 0.07 58.30 18:30:01 4 32.18 0.00 1.81 0.62 0.08 65.31 18:30:01 5 38.24 0.00 1.92 0.06 0.07 59.71 18:30:01 6 33.44 0.00 1.70 0.20 0.07 64.59 18:30:01 7 29.19 0.00 1.53 0.12 0.07 69.10 18:40:21 all 36.45 0.00 1.91 0.08 0.08 61.48 18:40:21 0 32.93 0.00 1.63 0.06 0.08 65.30 18:40:21 1 36.53 0.00 2.26 0.06 0.08 61.07 18:40:21 2 37.48 0.00 1.86 0.07 0.08 60.52 18:40:21 3 39.60 0.00 2.38 0.22 0.08 57.72 18:40:21 4 36.77 0.00 1.72 0.07 0.08 61.37 18:40:21 5 36.59 0.00 1.98 0.06 0.07 61.30 18:40:21 6 33.75 0.00 1.71 0.04 0.07 64.43 18:40:21 7 37.99 0.00 1.71 0.07 0.08 60.16 18:50:21 all 21.16 0.00 1.09 0.16 0.06 77.53 18:50:21 0 23.35 0.00 1.50 0.04 0.07 75.05 18:50:21 1 20.63 0.00 1.24 0.05 0.06 78.02 18:50:21 2 23.92 0.00 1.11 0.12 0.06 74.78 18:50:21 3 16.56 0.00 1.05 0.51 0.06 81.82 18:50:21 4 23.08 0.00 0.89 0.02 0.06 75.95 18:50:21 5 17.62 0.00 0.99 0.29 0.06 81.05 18:50:21 6 20.88 0.00 0.97 0.10 0.05 77.99 18:50:21 7 23.23 0.00 0.93 0.18 0.06 75.59 Average: all 25.32 0.00 1.27 0.11 0.06 73.24 Average: 0 23.88 0.00 1.24 0.07 0.06 74.75 Average: 1 26.18 0.00 1.49 0.10 0.06 72.17 Average: 2 25.21 0.00 1.24 0.07 0.06 73.41 Average: 3 27.00 0.00 1.42 0.18 0.06 71.34 Average: 4 25.55 0.00 1.16 0.15 0.06 73.08 Average: 5 25.72 0.00 1.28 0.09 0.06 72.85 Average: 6 24.59 0.00 1.24 0.08 0.06 74.03 Average: 7 24.40 0.00 1.11 0.15 0.06 74.28