---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29979 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 716 10680 4 4592 14930 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:8f:0f:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78138sec preferred_lft 78138sec inet6 fe80::f816:3eff:fe8f:fb3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:5e:25:ae:af:ab 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::a05e:25ff:feae:afab/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-29979) 03/25/26 _x86_64_ (4 CPU) 07:00:09 LINUX RESTART (4 CPU) 07:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 76.87 23.61 50.05 3.21 326.38 5626.40 3561.11 07:30:02 14.72 0.14 13.83 0.75 6.65 342.51 597.33 07:40:15 4.75 0.10 4.41 0.24 6.37 179.83 568.00 07:50:01 4.98 0.02 4.75 0.21 0.46 143.36 316.97 08:00:02 14.86 0.03 14.17 0.66 0.64 696.06 493.93 08:10:06 24.35 0.06 8.44 15.84 1.19 263.18 207456.12 08:20:01 6.95 0.01 6.67 0.28 0.34 208.65 538.12 08:30:16 4.66 0.00 4.48 0.18 0.16 131.60 436.76 08:40:16 5.08 0.04 4.88 0.17 2.37 141.52 88.24 08:50:01 5.72 0.00 5.51 0.21 0.75 169.08 97.67 09:00:16 5.37 0.00 5.20 0.17 0.13 160.55 79.09 09:10:16 9.01 0.03 8.59 0.40 3.84 578.85 288.56 Average: 14.66 1.96 10.83 1.86 28.53 710.32 17988.43 07:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 3902692 7278796 8653344 52.85 272152 3085160 9577952 54.98 2208248 9676960 704 07:30:02 1877580 5277084 10653636 65.07 274480 3106188 11376452 65.30 2244148 11653868 284 07:40:15 6809424 10226948 5708932 34.87 275280 3123420 6706372 38.49 2250936 6755780 484 07:50:01 6078136 9506676 6428204 39.26 275920 3133796 7155444 41.07 2253820 7462524 268 08:00:02 10033336 13591096 2345928 14.33 281036 3257884 3081312 17.69 2291904 3494276 256 08:10:06 11705396 15317608 620112 3.79 282420 3310952 1364448 7.83 2300436 1819372 12692 08:20:01 7563780 11192780 4742992 28.97 283224 3326932 5491220 31.52 2301700 5943596 416 08:30:16 7632344 11279628 4656004 28.44 283824 3344620 5340944 30.66 2303016 5858612 256 08:40:16 6460680 10127656 5807564 35.47 284404 3363728 6618236 37.99 2305512 7044224 236 08:50:01 6149432 9839396 6095652 37.23 284952 3386168 6839496 39.26 2308932 7350604 292 09:00:16 7654016 11367460 4568336 27.90 285644 3408964 5316928 30.52 2311188 5837796 60 09:10:16 7388100 11232852 4702836 28.72 289740 3532552 5306740 30.46 2325836 6097804 176 Average: 6937910 10519832 5415295 33.07 281090 3281697 6181295 35.48 2283806 6582951 1344 07:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 24.76 24.76 18.46 18.46 0.00 0.00 0.00 0.00 07:20:01 ens3 2.33 2.04 0.74 0.62 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 07:30:02 lo 41.71 41.71 16.80 16.80 0.00 0.00 0.00 0.00 07:30:02 ens3 1.71 1.58 0.35 1.44 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:15 lo 11.83 11.83 5.20 5.20 0.00 0.00 0.00 0.00 07:40:15 ens3 1.45 0.49 0.31 0.18 0.00 0.00 0.00 0.00 07:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 10.94 10.94 5.67 5.67 0.00 0.00 0.00 0.00 07:50:01 ens3 0.94 0.31 0.17 0.08 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 7.81 7.81 4.05 4.05 0.00 0.00 0.00 0.00 08:00:02 ens3 1.21 0.86 0.33 0.25 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:06 lo 7.07 7.07 4.34 4.34 0.00 0.00 0.00 0.00 08:10:06 ens3 0.79 0.42 0.18 0.12 0.00 0.00 0.00 0.00 08:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 19.91 19.91 9.43 9.43 0.00 0.00 0.00 0.00 08:20:01 ens3 0.99 0.60 0.19 0.13 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:16 lo 18.97 18.97 6.58 6.58 0.00 0.00 0.00 0.00 08:30:16 ens3 0.66 0.40 0.16 0.11 0.00 0.00 0.00 0.00 08:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:16 lo 11.58 11.58 5.35 5.35 0.00 0.00 0.00 0.00 08:40:16 ens3 0.51 0.34 0.12 0.08 0.00 0.00 0.00 0.00 08:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 20.55 20.55 10.61 10.61 0.00 0.00 0.00 0.00 08:50:01 ens3 1.15 0.76 0.26 0.18 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:16 lo 14.64 14.64 8.18 8.18 0.00 0.00 0.00 0.00 09:00:16 ens3 1.06 0.62 0.30 0.21 0.00 0.00 0.00 0.00 09:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:16 lo 15.55 15.55 8.19 8.19 0.00 0.00 0.00 0.00 09:10:16 ens3 1.10 0.82 0.30 0.23 0.00 0.00 0.00 0.00 09:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.08 17.08 8.54 8.54 0.00 0.00 0.00 0.00 Average: ens3 1.16 0.77 0.28 0.30 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-29979) 03/25/26 _x86_64_ (4 CPU) 07:00:09 LINUX RESTART (4 CPU) 07:10:14 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 65.95 0.00 2.55 0.10 0.17 31.22 07:20:01 0 67.24 0.00 2.43 0.07 0.17 30.10 07:20:01 1 65.06 0.00 2.48 0.05 0.18 32.24 07:20:01 2 66.02 0.00 2.67 0.22 0.17 30.91 07:20:01 3 65.48 0.00 2.61 0.07 0.17 31.66 07:30:02 all 35.85 0.00 1.41 0.03 0.55 62.15 07:30:02 0 35.80 0.00 1.32 0.03 0.59 62.27 07:30:02 1 36.05 0.00 1.42 0.02 0.58 61.92 07:30:02 2 35.57 0.00 1.52 0.06 0.48 62.37 07:30:02 3 35.99 0.00 1.36 0.02 0.56 62.06 07:40:15 all 9.30 0.00 0.55 0.02 0.08 90.05 07:40:15 0 9.03 0.00 0.53 0.01 0.07 90.35 07:40:15 1 9.00 0.00 0.59 0.04 0.09 90.28 07:40:15 2 9.49 0.00 0.54 0.01 0.07 89.89 07:40:15 3 9.67 0.00 0.54 0.04 0.07 89.68 07:50:01 all 11.43 0.00 0.48 0.04 0.07 87.98 07:50:01 0 11.23 0.00 0.42 0.04 0.07 88.25 07:50:01 1 11.76 0.00 0.51 0.04 0.09 87.61 07:50:01 2 11.66 0.00 0.49 0.00 0.08 87.78 07:50:01 3 11.06 0.00 0.52 0.07 0.07 88.28 08:00:02 all 24.13 0.00 0.92 0.06 0.10 74.80 08:00:02 0 24.03 0.00 0.88 0.06 0.10 74.94 08:00:02 1 23.82 0.00 0.92 0.06 0.10 75.10 08:00:02 2 24.63 0.00 1.02 0.01 0.11 74.23 08:00:02 3 24.03 0.00 0.87 0.09 0.10 74.91 08:10:06 all 13.84 0.00 0.57 0.03 0.07 85.50 08:10:06 0 13.57 0.00 0.58 0.03 0.06 85.76 08:10:06 1 13.86 0.00 0.60 0.02 0.08 85.45 08:10:06 2 14.53 0.00 0.56 0.01 0.07 84.83 08:10:06 3 13.42 0.00 0.53 0.04 0.06 85.94 08:20:01 all 15.10 0.00 0.63 0.02 0.07 84.18 08:20:01 0 15.05 0.00 0.53 0.01 0.07 84.35 08:20:01 1 14.99 0.00 0.61 0.02 0.08 84.30 08:20:01 2 15.42 0.00 0.73 0.04 0.07 83.74 08:20:01 3 14.94 0.00 0.65 0.02 0.07 84.32 08:30:16 all 8.33 0.00 0.48 0.02 0.06 91.11 08:30:16 0 8.02 0.00 0.43 0.04 0.06 91.46 08:30:16 1 8.52 0.00 0.55 0.01 0.06 90.86 08:30:16 2 8.32 0.00 0.52 0.01 0.07 91.08 08:30:16 3 8.47 0.00 0.43 0.01 0.05 91.04 08:40:16 all 8.68 0.00 0.47 0.02 0.06 90.78 08:40:16 0 8.11 0.00 0.51 0.04 0.07 91.28 08:40:16 1 8.65 0.00 0.48 0.01 0.07 90.79 08:40:16 2 8.77 0.00 0.37 0.01 0.06 90.79 08:40:16 3 9.17 0.00 0.52 0.01 0.05 90.25 08:50:01 all 11.17 0.00 0.54 0.02 0.07 88.20 08:50:01 0 11.13 0.00 0.50 0.00 0.07 88.30 08:50:01 1 11.52 0.00 0.51 0.02 0.08 87.87 08:50:01 2 10.67 0.00 0.56 0.02 0.08 88.67 08:50:01 3 11.35 0.00 0.57 0.03 0.07 87.97 09:00:16 all 8.05 0.00 0.50 0.02 0.07 91.36 09:00:16 0 8.21 0.00 0.40 0.01 0.06 91.31 09:00:16 1 7.95 0.00 0.50 0.02 0.07 91.46 09:00:16 2 8.10 0.00 0.56 0.02 0.07 91.25 09:00:16 3 7.93 0.00 0.53 0.03 0.07 91.43 09:00:16 CPU %user %nice %system %iowait %steal %idle 09:10:16 all 14.47 0.00 0.58 0.11 0.07 84.77 09:10:16 0 14.63 0.00 0.53 0.04 0.06 84.73 09:10:16 1 14.28 0.00 0.61 0.04 0.07 85.00 09:10:16 2 14.00 0.00 0.64 0.35 0.07 84.93 09:10:16 3 14.95 0.00 0.56 0.03 0.07 84.40 Average: all 18.73 0.00 0.80 0.04 0.12 80.30 Average: 0 18.71 0.00 0.75 0.03 0.12 80.39 Average: 1 18.67 0.00 0.81 0.03 0.13 80.37 Average: 2 18.81 0.00 0.84 0.06 0.12 80.17 Average: 3 18.75 0.00 0.80 0.04 0.12 80.29