---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30414 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 897 24876 4 6318 30726 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:cd:d1:e9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82656sec preferred_lft 82656sec inet6 fe80::f816:3eff:fecd:d1e9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:90:03:ca:56:9f 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30414) 06/25/26 _x86_64_ (8 CPU) 07:35:27 LINUX RESTART (8 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:05 1.69 0.04 1.64 0.01 1.78 19.78 220.62 08:00:05 1.49 0.01 1.49 0.00 0.04 16.63 0.00 08:10:01 53.84 4.71 46.53 2.60 270.09 6022.40 9736.37 08:20:05 26.19 0.16 22.63 3.40 5.84 2206.99 8499.93 08:30:05 32.17 0.01 28.27 3.90 0.08 3081.03 10491.72 Average: 23.01 0.98 20.06 1.98 55.14 2261.45 5781.53 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:05 30248600 31895880 490804 1.49 59920 1925272 1526692 4.50 199788 2137592 136 08:00:05 30246116 31894052 492440 1.50 60548 1925280 1526820 4.50 200408 2141352 196 08:10:01 25762460 29044688 3267860 9.94 143728 3390412 3551576 10.47 628500 6061356 26948 08:20:05 25463444 29143820 3164272 9.63 174640 3718472 3182676 9.39 733744 6198016 10464 08:30:05 24899776 29167944 3135488 9.54 211084 4217092 3632676 10.71 875724 6568352 19420 Average: 27324079 30229277 2110173 6.42 129984 3035306 2684088 7.92 527633 4621334 11433 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:05 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 07:50:05 ens3 0.41 0.16 0.13 0.06 0.00 0.00 0.00 0.00 07:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:05 ens3 0.56 0.22 0.20 0.13 0.00 0.00 0.00 0.00 08:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 850.14 850.14 809.71 809.71 0.00 0.00 0.00 0.00 08:10:01 ens3 131.40 94.69 1083.28 17.64 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:05 lo 1340.46 1340.46 1275.69 1275.69 0.00 0.00 0.00 0.00 08:20:05 ens3 23.67 18.95 11.19 6.34 0.00 0.00 0.00 0.00 08:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:05 lo 1652.89 1652.89 1574.26 1574.26 0.00 0.00 0.00 0.00 08:30:05 ens3 29.44 21.55 7.87 6.72 0.00 0.00 0.00 0.00 08:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 768.52 768.52 731.73 731.73 0.00 0.00 0.00 0.00 Average: ens3 36.90 26.98 218.79 6.16 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30414) 06/25/26 _x86_64_ (8 CPU) 07:35:27 LINUX RESTART (8 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:05 all 0.07 0.00 0.02 0.01 0.00 99.90 07:50:05 0 0.01 0.00 0.02 0.01 0.00 99.96 07:50:05 1 0.05 0.00 0.04 0.04 0.01 99.86 07:50:05 2 0.03 0.00 0.03 0.00 0.01 99.93 07:50:05 3 0.02 0.00 0.01 0.00 0.00 99.97 07:50:05 4 0.40 0.00 0.02 0.00 0.00 99.57 07:50:05 5 0.01 0.00 0.02 0.00 0.00 99.96 07:50:05 6 0.02 0.00 0.02 0.00 0.00 99.96 07:50:05 7 0.01 0.00 0.01 0.00 0.00 99.98 08:00:05 all 0.02 0.00 0.05 0.00 0.14 99.79 08:00:05 0 0.00 0.00 0.00 0.00 0.21 99.78 08:00:05 1 0.04 0.00 0.04 0.02 0.32 99.58 08:00:05 2 0.02 0.00 0.01 0.00 0.26 99.71 08:00:05 3 0.01 0.00 0.31 0.00 0.06 99.61 08:00:05 4 0.01 0.00 0.02 0.00 0.24 99.73 08:00:05 5 0.01 0.00 0.01 0.00 0.06 99.92 08:00:05 6 0.00 0.00 0.01 0.00 0.01 99.98 08:00:05 7 0.01 0.00 0.01 0.00 0.00 99.98 08:10:01 all 27.18 0.00 1.28 0.19 0.07 71.28 08:10:01 0 25.46 0.00 1.24 0.39 0.07 72.84 08:10:01 1 27.89 0.00 1.55 0.13 0.07 70.35 08:10:01 2 30.40 0.00 1.56 0.57 0.08 67.40 08:10:01 3 28.62 0.00 1.45 0.13 0.07 69.73 08:10:01 4 25.71 0.00 1.12 0.03 0.07 73.07 08:10:01 5 25.17 0.00 1.12 0.07 0.07 73.57 08:10:01 6 26.35 0.00 1.24 0.20 0.07 72.14 08:10:01 7 27.86 0.00 0.93 0.03 0.07 71.11 08:20:05 all 35.28 0.00 1.48 0.05 0.09 63.10 08:20:05 0 35.12 0.00 1.25 0.03 0.09 63.51 08:20:05 1 36.20 0.00 1.53 0.06 0.09 62.13 08:20:05 2 36.89 0.00 1.72 0.04 0.10 61.25 08:20:05 3 32.72 0.00 1.54 0.11 0.09 65.53 08:20:05 4 35.35 0.00 1.63 0.08 0.09 62.85 08:20:05 5 35.40 0.00 1.48 0.04 0.09 62.99 08:20:05 6 34.47 0.00 1.37 0.04 0.09 64.04 08:20:05 7 36.05 0.00 1.35 0.02 0.08 62.49 08:30:05 all 39.96 0.00 1.85 0.49 0.13 57.59 08:30:05 0 43.65 0.00 1.97 0.26 0.13 53.99 08:30:05 1 39.08 0.00 2.19 0.74 0.12 57.87 08:30:05 2 39.21 0.00 1.84 0.47 0.13 58.35 08:30:05 3 41.63 0.00 1.96 0.49 0.13 55.79 08:30:05 4 36.78 0.00 1.63 1.35 0.12 60.11 08:30:05 5 41.36 0.00 1.75 0.16 0.13 56.60 08:30:05 6 38.64 0.00 1.58 0.13 0.12 59.53 08:30:05 7 39.31 0.00 1.85 0.29 0.13 58.43 Average: all 20.45 0.00 0.93 0.15 0.09 78.38 Average: 0 20.80 0.00 0.89 0.14 0.10 78.07 Average: 1 20.62 0.00 1.07 0.20 0.12 78.00 Average: 2 21.25 0.00 1.03 0.22 0.11 77.39 Average: 3 20.55 0.00 1.05 0.15 0.07 78.18 Average: 4 19.61 0.00 0.88 0.29 0.10 79.11 Average: 5 20.35 0.00 0.87 0.05 0.07 78.66 Average: 6 19.85 0.00 0.84 0.07 0.06 79.18 Average: 7 20.61 0.00 0.83 0.07 0.06 78.44